YOUR PHONE FACE-OFF

Apple iPhone 17 vs Samsung Galaxy S25 Ultra

Real specs. Clear sources.Exact variants · Checked 4 Sept 2026

Apple

iPhone 17

120Hz ProMotion. A 6.3-inch everyday iPhone.

256 GB · Lavender · UK A3520 · nano-SIM + eSIMFull product profile

Lavender

PricesCheck retailers

Search links open retailer results.

UK list price from Apple, checked 3 Sept 2026 · not a live offer: £899.00Apple source — manufacturer reference price, opens in a new tab

UK: no verified listing yet · checked daily

US: no verified listing yet · checked daily

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WHO EACH ONE SUITS

Choose the iPhone 17 if…

you want a lighter phone: 177 g vs 218 g Source: iPhone 17 technical specifications — UK (opens in a new tab)
you want a narrower body: 71.5 vs 77.6 mm Source: iPhone 17 technical specifications — UK (opens in a new tab)
you prefer the smaller 6.3″ screen Source: iPhone 17 technical specifications — UK (opens in a new tab)

Choose the Galaxy S25 Ultra if…

you want the larger 6.9″ screen Source: Samsung UK — exact SM-S938BAKGEUB manufacturer specifications (opens in a new tab)

Preferences from sourced specifications that differ, not a verdict.

See the 10 verified differences

Samsung

Galaxy S25 Ultra

6.9″ · Dynamic AMOLED 2X · 120 Hz · Snapdragon 8 Elite for Galaxy

UK SM-S938BAKGEUB · Titanium Jetblack · 512 GBFull product profile

Titanium Jetblack

PricesCheck retailers

Search links open retailer results.

UK: no verified listing yet · checked daily

US: no verified listing yet · checked daily

As an eBay Partner, we may be compensated if you make a purchase.

Affiliate links

We may earn a commission. Search results can include other models; check the exact variant and final price with the retailer.

Listed configurations: iPhone 17 256 GB, Galaxy S25 Ultra 512 GB. Storage is a tier you choose, not a difference between the models. Compare both at 256 GB.

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THE DIFFERENCES, MADE VISIBLE

Visual facts

Differences first. Select a topic for its graphic, sources and conditions.

How to read this comparison

Manufacturer facts for the exact models shown. Not a quality rating or a test result.
“Different” means the known values differ, not that one is better.
Missing or conflicting evidence is marked and never counts as a difference. Source chips hold each fact’s sources and conditions.

SPECIFICATIONS SIDE BY SIDE6 topics

SELECTED TOPIC

01 / 06

Chipset

A different chip or core configuration is a hardware change, not a measured performance uplift.

iPhone 17Apple A19 · 6-core CPU · 5-core GPU · 16-core Neural Engine

The exact A19 configuration is listed. Core counts and the chip name do not establish measured superiority over A18.

Source 1

Galaxy S25 UltraSnapdragon 8 Elite for Galaxy

Octa-core; CPU clock groups: 4.47 / 3.5 GHz. Named on Samsung's UK Galaxy S25 Ultra page. Manufacturer specification, not a performance benchmark.

Source 1 Source 2

Explore the full specifications

Galaxy S25 Ultra

0.6″ larger diagonal.

Bigger is a preference, not a quality score.

iPhone 17: 6.3″
Galaxy S25 Ultra: 6.9″

Relative diagonals · illustrative shape, not actual size

DATA INCOMPLETE

Camera details matter.

Dedicated telephoto reach. No digital or crop zoom.

iPhone 17: No telephoto
Galaxy S25 Ultra: Not verified

Lens illustration · not an image-quality test

DATA INCOMPLETE

Playback on paper.

Up-to claims. Different test methods; no endurance winner.

iPhone 17: Up to 30h
Galaxy S25 Ultra: Not verified

Arcs on a shared 0–40 h scale · not mixed-use battery life

WHAT CHANGES BETWEEN THEM?

Key differences

Full specifications ↓

10 verified differences, most decision-relevant first. 3 are also drawn in Visual facts above. 1 manufacturer description restating separately listed fields is grouped below. Missing information stays separate.

Chipset

In Visual facts

iPhone 17Apple A19 · 6-core CPU · 5-core GPU · 16-core Neural Engine

Galaxy S25 UltraSnapdragon 8 Elite for Galaxy

Sources

iPhone 17

The exact A19 configuration is listed. Core counts and the chip name do not establish measured superiority over A18.

iPhone 17 technical specifications — UK

Galaxy S25 Ultra

Octa-core; CPU clock groups: 4.47 / 3.5 GHz. Named on Samsung's UK Galaxy S25 Ultra page. Manufacturer specification, not a performance benchmark.

Samsung UK Galaxy S25 Ultra technical specifications — SM-S938BZBGEUB Samsung UK Galaxy S25 Ultra product page

Different hardware. A chip name or generation does not quantify real-world performance.

Battery and charging

iPhone 17Up to 30 hours local video · around 50% wired charge in 20 minutes with a 40 W or higher adapter · MagSafe and Qi2 up to 25 W

Galaxy S25 Ultra5000 mAh (typical)

Sources

iPhone 17

Playback and charge setups are distinct manufacturer claims, not mixed-use battery life or measured sustained input.

iPhone 17 technical specifications — UK

Galaxy S25 Ultra

Manufacturer claims. Exact source test conditions and capacity basis are retained; no independent endurance result is inferred. Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Battery. Source field: Video Playback Time (Hours). Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Battery. Source field: Battery Capacity (mAh, Typical). Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Battery. Source field: Removable. Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Battery. Source field: Energy Efficiency Class. Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Battery. Source field: Minimum Battery Endurance in Cycles.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Manufacturer claims for the stated mode and equipment. Read each test condition; this is not measured everyday battery life.

Display resolution

iPhone 172622 × 1206

Galaxy S25 Ultra3120 x 1440 (Quad HD+)

Sources

iPhone 17

Directly published pixel dimensions.

iPhone 17 technical specifications — UK

Galaxy S25 Ultra

Exact manufacturer Display / Resolution (Main Display): 3120 x 1440 (Quad HD+). Original manufacturer main-display scope retained; not an independent picture-quality score.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Check the exact configuration and source conditions for your use.

Panel technology

iPhone 17OLED

Galaxy S25 UltraDynamic AMOLED 2X

Sources

iPhone 17

Explicit technology, without inferring measured contrast or motion.

iPhone 17 technical specifications — UK

Galaxy S25 Ultra

Exact manufacturer Display / Technology (Main Display): Dynamic AMOLED 2X. Original manufacturer main-display scope retained; not an independent picture-quality score.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Check the exact configuration and source conditions for your use.

Screen size

iPhone 176.3 in

Galaxy S25 Ultra6.9 in

Sources

iPhone 17

Advertised nominal diagonal, not actual viewable area.

iPhone 17 technical specifications — UK

Galaxy S25 Ultra

Exact manufacturer Display / Size (Main_Display): 174.2mm (6.9" full rectangle) / 172.2mm (6.8" rounded corners). Main-display full-rectangle diagonal; rounded corners reduce viewable area. Cover/sub displays remain separate.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Check the exact configuration and source conditions for your use.

Height

iPhone 17149.6 mm

Galaxy S25 Ultra162.8 mm

Sources

iPhone 17

Labelled height in millimetres.

iPhone 17 technical specifications — UK

Galaxy S25 Ultra

Exact manufacturer Physical specification / Dimension (HxWxD, mm): 162.8 x 77.6 x 8.2. Manufacturer source explicitly labels height × width × depth in mm. Device body dimensions.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

A size or weight trade-off; it does not establish the better product.

Show 4 more verified differences

Weight

In Visual facts

iPhone 17177 g

Galaxy S25 Ultra218 g

Sources

iPhone 17

Device mass, not shipping mass; configuration and manufacture can vary.

iPhone 17 technical specifications — UK

Galaxy S25 Ultra

Manufacturer value from Weight (g); its exact wording and qualifications are retained below.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

A size or weight trade-off; it does not establish the better product.

Width

In Visual facts

iPhone 1771.5 mm

Galaxy S25 Ultra77.6 mm

Sources

iPhone 17

Labelled width; larger is not inherently preferable.

iPhone 17 technical specifications — UK

Galaxy S25 Ultra

Exact manufacturer Physical specification / Dimension (HxWxD, mm): 162.8 x 77.6 x 8.2. Manufacturer source explicitly labels height × width × depth in mm. Device body dimensions.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

A size or weight trade-off; it does not establish the better product.

Camera system

iPhone 1748 MP main with sensor-shift OIS · 48 MP ultra-wide · 2× framing enabled by the main sensor

Galaxy S25 Ultra200.0 MP + 50.0 MP + 50.0 MP + 10.0 MP (Rear Camera - Resolution (Multiple)); F1.7, F3.4, F1.9, F2.4 (Rear Camera - F Number (Multiple)); Rear Camera - Auto Focus (yes); Rear Camera - OIS (yes); Optical Zoom 3x and 5x, Optical quality Zoom 2x and 10x (Enabled by Adaptive Pixel sensor), Digital Zoom up to 100x (Rear Camera - Zoom); 12.0 MP (Front Camera - Resolution); F2.2 (Front Camera - F Number); Front Camera - Auto Focus (yes); Rear Camera - Flash (yes); UHD 8K (7680 x 4320)@30fps (Video Recording Resolution); 240fps @FHD, 120fps @FHD, 120fps @UHD (Slow Motion)

Sources

iPhone 17

Two physical Fusion cameras are listed. The optical-quality 2× mode crops the main sensor; it is not a third lens.

iPhone 17 technical specifications — UK

Galaxy S25 Ultra

Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Camera. Source field: Rear Camera - Resolution (Multiple). Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Camera. Source field: Rear Camera - F Number (Multiple). Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Camera. Source field: Rear Camera - Auto Focus. Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Camera. Source field: Rear Camera - OIS. Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Camera. Source field: Rear Camera - Zoom. Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Camera. Source field: Front Camera - Resolution. Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Camera. Source field: Front Camera - F Number. Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Camera. Source field: Front Camera - Auto Focus. Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Camera. Source field: Rear Camera - Flash. Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Camera. Source field: Video Recording Resolution. Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Camera. Source field: Slow Motion.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Compare the camera hardware and recording modes. Matching megapixels or zoom do not mean identical cameras.

Display specification

iPhone 176.3-inch OLED · 2622 × 1206 · adaptive ProMotion up to 120 Hz

Galaxy S25 Ultra174.2 mm (≈6.86-inch, calculated) (6.9" full rectangle) / 172.2mm (6.8" rounded corners) (Size, main display); 3120 x 1440 (Quad HD+) (Resolution, main display); Dynamic AMOLED 2X (Technology, main display); 16M (Colour Depth, main display); 120 Hz (Max Refresh Rate, main display)

Sources

iPhone 17

Nominal diagonal, resolution and adaptive maximum are kept together; this is not measured motion quality.

iPhone 17 technical specifications — UK

Galaxy S25 Ultra

Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Display. Source field: Size (Main_Display). Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Display. Source field: Resolution (Main Display). Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Display. Source field: Technology (Main Display). Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Display. Source field: Colour Depth (Main Display). Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Display. Source field: Max Refresh Rate (Main Display).

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Check the exact configuration and source conditions for your use.

Manufacturer wording of separate fields (1)

Combined manufacturer descriptions whose values are listed as separate differences. Kept here so every verified difference stays in one list.

Dimensions

iPhone 17149.6 × 71.5 × 7.95 mm (height × width × depth)

Galaxy S25 Ultra162.8 x 77.6 x 8.2 mm (height × width × depth)

Sources

iPhone 17

Individually labelled dimensions were reordered explicitly to height × width × depth.

iPhone 17 technical specifications — UK

Galaxy S25 Ultra

Exact manufacturer row Dimension (HxWxD, mm); source axes and millimetre unit retained.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

A size or weight trade-off; it does not establish the better product.

Small physical differences (1)

Thickness

iPhone 177.95 mm

Galaxy S25 Ultra8.2 mm

Sources

iPhone 17

Labelled depth; camera-bump dimensions are not invented.

iPhone 17 technical specifications — UK

Galaxy S25 Ultra

Exact manufacturer Physical specification / Dimension (HxWxD, mm): 162.8 x 77.6 x 8.2. Manufacturer source explicitly labels height × width × depth in mm. Device body dimensions.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

A size or weight trade-off; it does not establish the better product.

Configuration & compatibility details (3)

Storage capacity

iPhone 17256 GB

Galaxy S25 Ultra512 GB

Sources

iPhone 17

A listed internal storage option; free space varies with software and settings.

iPhone 17 technical specifications — UK

Galaxy S25 Ultra

Manufacturer value from Storage (GB); its exact wording and qualifications are retained below.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

A configuration choice: the storage tier of each exact variant compared. Most models are sold in several tiers, so this is not a difference between the models.

RAM and storage configuration

iPhone 17256 GB storage

Galaxy S25 Ultra12 GB physical RAM; 512 GB nominal storage

Sources

iPhone 17

The maintained configuration is a listed capacity; storage is not RAM.

iPhone 17 technical specifications — UK

Galaxy S25 Ultra

Exact selected manufacturer SKU; available storage is lower. Virtual or storage-backed RAM is not included.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

A configuration choice: the storage tier of each exact variant compared. Most models are sold in several tiers, so this is not a difference between the models.

Compared regional model

iPhone 17UK A3520 · nano-SIM + eSIM · dual eSIM

Galaxy S25 UltraUK SM-S938BAKGEUB; Number of SIM: Dual-SIM; SIM size: Nano-SIM (4FF), Embedded-SIM; SIM Slot Type: SIM 1 + SIM 2 / SIM 1 + eSIM / Dual eSIM; Infra: 2G GSM, 3G WCDMA, 4G LTE FDD, 4G LTE TDD, 5G Sub6 FDD, 5G Sub6 TDD, 5G Sub6 SDL; 2G GSM: GSM850, GSM900, DCS1800, PCS1900; 3G UMTS: B1(2100), B2(1900), B4(AWS), B5(850), B8(900); 4G FDD LTE: B1(2100), B2(1900), B3(1800), B4(AWS), B5(850), B7(2600), B8(900), B12(700), B13(700), B17(700), B18(800), B19(800), B20(800), B25(1900), B26(850), B28(700), B32(1500), B66(AWS-3); 4G TDD LTE: B38(2600), B39(1900), B40(2300), B41(2500); 5G FDD Sub6: N1(2100), N2(1900), N3(1800), N5(850), N7(2600), N8(900), N12(700), N20(800), N25(1900), N26(850), N28(700), N66(AWS-3); 5G TDD Sub6: N38(2600), N40(2300), N41(2500), N77(3700), N78(3500); 5G SDL Sub6: N75(1500+)

Sources

iPhone 17

UK technical and regional model sections agree. A model identity is not a retailer-availability or carrier-support guarantee.

iPhone 17 technical specifications — UK Identify your iPhone model — regional identifiers

Galaxy S25 Ultra

Exact UK manufacturer listing. This does not assert every carrier feature, roaming capability or stock status.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

These descriptions or measurements differ. Wording alone does not establish a different capability; check the exact configuration.

Missing or non-comparable evidence (134)

Main-camera aperture control

iPhone 17Fixed f/1.6

Galaxy S25 UltraNot verified

Sources

iPhone 17

One main-camera aperture is listed; ultra-wide f/2.2 is a separate lens.

iPhone 17 technical specifications — UK

Galaxy S25 Ultra

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Rear 4K Dolby Vision maximum

iPhone 1760 fps

Galaxy S25 UltraNot verified

Sources

iPhone 17

Ordinary rear 4K recording maximum, separate from Cinematic, Action and simultaneous capture.

iPhone 17 technical specifications — UK

Galaxy S25 Ultra

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Front 4K Dolby Vision maximum

iPhone 1760 fps

Galaxy S25 UltraNot verified

Sources

iPhone 17

Front-camera maximum is independently listed.

iPhone 17 technical specifications — UK

Galaxy S25 Ultra

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Main camera optical stabilisation

iPhone 17Yes

Galaxy S25 UltraNot verified

Sources

iPhone 17

Sensor-shift OIS is explicitly attached to Fusion Main.

iPhone 17 technical specifications — UK

Galaxy S25 Ultra

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Front camera optical stabilisation

iPhone 17Not verified

Galaxy S25 UltraNot verified

Sources

iPhone 17

Ultra-stabilised video and auto image stabilisation do not establish an optical mechanism.

iPhone 17 technical specifications — UK

Galaxy S25 Ultra

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Rear Cinematic video at 4K Dolby Vision

iPhone 1730 fps

Galaxy S25 UltraNot verified

Sources

iPhone 17

Mode-specific 4K maximum, not ordinary rear recording.

iPhone 17 technical specifications — UK

Galaxy S25 Ultra

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Published video playback

iPhone 1730 hours

Galaxy S25 UltraNot verified

Sources

iPhone 17

Local-video up-to claim; not streamed or mixed-use endurance.

iPhone 17 technical specifications — UK

Galaxy S25 Ultra

Not verified for this exact model.

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Battery capacity

iPhone 17Not verified

Galaxy S25 Ultra5000 mAh

Sources

iPhone 17

Lithium-ion construction is listed without mAh. Playback duration does not establish capacity.

iPhone 17 technical specifications — UK

Galaxy S25 Ultra

Manufacturer value from Battery Capacity (mAh, Typical); its exact wording and qualifications are retained below.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Maximum wired charging power

iPhone 17Not verified

Galaxy S25 UltraNot verified

Sources

iPhone 17

40 W is the adapter requirement in a charge-time test; it is not published maximum handset input.

iPhone 17 technical specifications — UK

Galaxy S25 Ultra

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Time to around 50% wired charge

iPhone 1720 minutes

Galaxy S25 UltraNot verified

Sources

iPhone 17

The stated wired test uses a separately sold 40 W or higher adapter and USB-C cable. It is not full-charge time.

iPhone 17 technical specifications — UK

Galaxy S25 Ultra

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

RAM capacity

iPhone 17Not verified

Galaxy S25 Ultra12 GB

Sources

iPhone 17

The manufacturer does not publish RAM capacity in this specification.

iPhone 17 technical specifications — UK

Galaxy S25 Ultra

Manufacturer value from Memory_(GB); its exact wording and qualifications are retained below.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Expandable storage

iPhone 17No

Galaxy S25 UltraNot verified

Sources

iPhone 17

Fixed storage options and no removable storage interface in Apple's specification.

iPhone 17 — Technical Specifications

Galaxy S25 Ultra

Not verified for this exact model.

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Wireless connectivity

iPhone 17Wi-Fi 7 · Bluetooth 6 · Thread · UWB · NFC

Galaxy S25 UltraNot verified

Sources

iPhone 17

UWB is Apple's second-generation Ultra Wideband chip. Wi-Fi 7 and Ultra Wideband availability depend on region and compatible equipment. This sourced capability inventory is not measured throughput or evidence that a shorter peer inventory lacks a feature.

iPhone 17 technical specifications — UK

Galaxy S25 Ultra

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Update support

iPhone 17Not verified

Galaxy S25 UltraManufacturer security-update period valid until 31 January 2032

Sources

iPhone 17

The retained page names iOS 26 but does not promise a future upgrade count or support end date.

iPhone 17 technical specifications — UK

Galaxy S25 Ultra

Security support is separate from the number of major OS upgrades and installed software version.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Published support term

iPhone 17Not verified

Galaxy S25 UltraNot verified

Sources

iPhone 17

Not verified for this exact model.

Apple debuts iPhone 17

Galaxy S25 Ultra

Not verified for this exact model.

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Operating system listed in the retained page

iPhone 17iOS 26

Galaxy S25 UltraNot verified

Sources

iPhone 17

This is the technical page wording, not a claim that iOS 26 is currently the newest compatible release. The later AI footnote separately mentions iOS 27.

iPhone 17 technical specifications — UK

Galaxy S25 Ultra

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Wi-Fi

iPhone 17Not verified

Galaxy S25 Ultra802.11a/b/g/n/ac/ax/be 2.4GHz+5GHz+6GHz, EHT320, MIMO, 4096-QAM

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Bluetooth version

iPhone 17Not verified

Galaxy S25 UltraBluetooth v5.4

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

USB connector and data transfer

iPhone 17USB-C · USB 2 up to 480 Mb/s

Galaxy S25 UltraNot verified

Sources

iPhone 17

Connector and data maximum are retained. DisplayPort output is separately evidenced, and USB 3 support is not inferred.

iPhone 17 technical specifications — UK

Galaxy S25 Ultra

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Action button

iPhone 17Yes

Galaxy S25 UltraNot verified

Sources

iPhone 17

Physical button expressly identified.

iPhone 17 technical specifications — UK Identify your iPhone model — regional identifiers

Galaxy S25 Ultra

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Action mode recording

iPhone 17Up to 2.8K Dolby Vision at 60 fps

Galaxy S25 UltraNot verified

Sources

iPhone 17

Resolution, rate and mode are kept together.

iPhone 17 technical specifications — UK

Galaxy S25 Ultra

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Always-on display

iPhone 17Yes

Galaxy S25 UltraNot verified

Sources

iPhone 17

Expressly named in the exact model specification.

iPhone 17 technical specifications — UK

Galaxy S25 Ultra

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Apple Intelligence

iPhone 17Yes

Galaxy S25 UltraNot verified

Sources

iPhone 17

Named support with language/region restrictions, Siri AI iOS 27 English beta and server-use limits; not successor-exclusive software.

iPhone 17 technical specifications — UK

Galaxy S25 Ultra

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Audio Mix

iPhone 17Yes

Galaxy S25 UltraNot verified

Sources

iPhone 17

Named support in both inventories; not an audio-quality score.

iPhone 17 technical specifications — UK

Galaxy S25 Ultra

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Published audio playback

iPhone 17Not verified

Galaxy S25 UltraNot verified

Sources

iPhone 17

No audio-duration maximum is given in the checked power section.

iPhone 17 technical specifications — UK

Galaxy S25 Ultra

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Device unlock

iPhone 17Face ID

Galaxy S25 UltraNot verified

Sources

iPhone 17

TrueDepth-based facial recognition; wording differences do not create a separate unlock method.

iPhone 17 technical specifications — UK

Galaxy S25 Ultra

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Camera Control

iPhone 17Yes

Galaxy S25 UltraNot verified

Sources

iPhone 17

Physical control expressly identified; no absence is inferred on another phone.

iPhone 17 technical specifications — UK Identify your iPhone model — regional identifiers

Galaxy S25 Ultra

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Cellular modem model

iPhone 17Not verified

Galaxy S25 UltraNot verified

Sources

iPhone 17

The mobile section names N1 and UWB, but does not identify the cellular modem.

iPhone 17 technical specifications — UK

Galaxy S25 Ultra

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Body and cover materials

iPhone 17Aluminium design · Ceramic Shield 2 front · colour-infused glass back

Galaxy S25 UltraNot verified

Sources

iPhone 17

The glass-back condition includes the selected Lavender finish. No measured durability is inferred.

iPhone 17 technical specifications — UK

Galaxy S25 Ultra

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Crash Detection

iPhone 17Yes

Galaxy S25 UltraNot verified

Sources

iPhone 17

Support is named, without a detection-accuracy or rescue guarantee.

iPhone 17 technical specifications — UK

Galaxy S25 Ultra

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Main display resolution

iPhone 17Not verified

Galaxy S25 Ultra3120 x 1440 (Quad HD+)

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 Ultra

Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Display. Source field: Resolution (Main Display).

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Main display size

iPhone 17Not verified

Galaxy S25 Ultra174.2mm (6.9" full rectangle) / 172.2mm (6.8" rounded corners)

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 Ultra

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Main display technology

iPhone 17Not verified

Galaxy S25 UltraDynamic AMOLED 2X

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 Ultra

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

DisplayPort video output

iPhone 17Yes

Galaxy S25 UltraNot verified

Sources

iPhone 17

The USB-C capability list explicitly names DisplayPort, separate from its USB 2 data limit.

iPhone 17 technical specifications — UK

Galaxy S25 Ultra

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Dual Capture 4K Dolby Vision maximum

iPhone 1730 fps

Galaxy S25 UltraNot verified

Sources

iPhone 17

Simultaneous capture maximum remains separate from ordinary single-camera 4K.

iPhone 17 technical specifications — UK

Galaxy S25 Ultra

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Dynamic Island

iPhone 17Yes

Galaxy S25 UltraNot verified

Sources

iPhone 17

Expressly named; shared support does not establish a generational gain.

iPhone 17 technical specifications — UK

Galaxy S25 Ultra

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Front camera

iPhone 1718 MP Center Stage · f/1.9 · autofocus

Galaxy S25 UltraNot verified

Sources

iPhone 17

Front-camera optics and autofocus are read separately from the rear system.

iPhone 17 technical specifications — UK

Galaxy S25 Ultra

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

GPU capabilities

iPhone 17Neural Accelerators · hardware-accelerated ray tracing

Galaxy S25 UltraNot verified

Sources

iPhone 17

These named capabilities are listed for the five-core GPU. No benchmark result is inferred.

iPhone 17 technical specifications — UK

Galaxy S25 Ultra

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

HDR peak brightness

iPhone 171600 nits

Galaxy S25 UltraNot verified

Sources

iPhone 17

Explicit HDR maximum, not outdoor peak.

iPhone 17 technical specifications — UK

Galaxy S25 Ultra

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Headphone jack

iPhone 17No

Galaxy S25 UltraNot verified

Sources

iPhone 17

Apple's connector list specifies USB-C, with no 3.5mm jack.

iPhone 17 — Technical Specifications

Galaxy S25 Ultra

Not verified for this exact model.

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Included accessories

iPhone 17USB-C charge cable (1 m) and documentation

Galaxy S25 UltraNot verified

Sources

iPhone 17

Actual box list; does not promise retailer bundles or a separately sold adapter.

iPhone 17 technical specifications — UK

Galaxy S25 Ultra

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Ingress protection claim

iPhone 17IP68

Galaxy S25 UltraNot verified

Sources

iPhone 17

Controlled IEC 60529 claim at up to 6 m for 30 minutes. Resistance is not permanent or a liquid-damage warranty.

iPhone 17 technical specifications — UK

Galaxy S25 Ultra

Not verified for this exact model.

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Log recording

iPhone 17Not verified

Galaxy S25 UltraNot verified

Sources

iPhone 17

No named log-capture format is established by this inventory.

iPhone 17 technical specifications — UK

Galaxy S25 Ultra

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Macro photography

iPhone 17Yes

Galaxy S25 UltraNot verified

Sources

iPhone 17

48 MP macro photography is expressly named.

iPhone 17 technical specifications — UK

Galaxy S25 Ultra

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Macro video recording

iPhone 17Yes

Galaxy S25 UltraNot verified

Sources

iPhone 17

Macro video, including slo-mo and time-lapse, is expressly listed.

iPhone 17 technical specifications — UK

Galaxy S25 Ultra

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

MagSafe support

iPhone 17Yes

Galaxy S25 UltraNot verified

Sources

iPhone 17

MagSafe charging and the magnetic alignment system are explicitly listed.

iPhone 17 technical specifications — UK

Galaxy S25 Ultra

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Published minimum brightness

iPhone 171 nits

Galaxy S25 UltraNot verified

Sources

iPhone 17

Published minimum, not measured low-light comfort.

iPhone 17 technical specifications — UK

Galaxy S25 Ultra

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Dedicated telephoto reach

iPhone 170×

Galaxy S25 UltraNot verified

Sources

iPhone 17

The complete two-module inventory contains main and ultra-wide only. The 2× mode is main-sensor framing, not a dedicated telephoto lens.

iPhone 17 technical specifications — UK Identify your iPhone model — regional identifiers

Galaxy S25 Ultra

Not verified for this exact model.

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

NFC

iPhone 17Not verified

Galaxy S25 UltraYes

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 Ultra

Exact source capability wording, scoped to NFC. It does not assert the feature on every camera module or every carrier.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Published operating system

iPhone 17Not verified

Galaxy S25 UltraAndroid

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Optical-quality reach

iPhone 172×

Galaxy S25 UltraNot verified

Sources

iPhone 17

The manufacturer names a 2× optical-quality main-sensor mode; it remains separate from native-lens reach.

iPhone 17 technical specifications — UK

Galaxy S25 Ultra

Not verified for this exact model.

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Outdoor peak brightness

iPhone 173000 nits

Galaxy S25 UltraNot verified

Sources

iPhone 17

Explicit outdoor peak, separate from typical and HDR maxima; manufacturer claim.

iPhone 17 technical specifications — UK

Galaxy S25 Ultra

Not verified for this exact model.

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Pixel density

iPhone 17460 ppi

Galaxy S25 UltraNot verified

Sources

iPhone 17

Directly published ppi, not calculated from rounded screen size.

iPhone 17 technical specifications — UK

Galaxy S25 Ultra

Not verified for this exact model.

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

ProRes recording

iPhone 17Not verified

Galaxy S25 UltraNot verified

Sources

iPhone 17

The checked rear recording list does not establish ProRes; omission is not an absolute negative for every external/app workflow.

iPhone 17 technical specifications — UK

Galaxy S25 Ultra

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Qi2 charging maximum

iPhone 1725 W

Galaxy S25 UltraNot verified

Sources

iPhone 17

Separately listed Qi2 maximum; compatible equipment required.

iPhone 17 technical specifications — UK

Galaxy S25 Ultra

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Rear camera modules

iPhone 172

Galaxy S25 UltraNot verified

Sources

iPhone 17

Fusion Main and Fusion Ultra Wide are explicitly the two physical rear cameras.

iPhone 17 technical specifications — UK Identify your iPhone model — regional identifiers

Galaxy S25 Ultra

Not verified for this exact model.

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Display diagonal before rounded corners

iPhone 176.27 in

Galaxy S25 UltraNot verified

Sources

iPhone 17

Standard rectangle; rounded corners reduce actual viewable area.

iPhone 17 technical specifications — UK

Galaxy S25 Ultra

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Removable battery

iPhone 17Not verified

Galaxy S25 UltraNo

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 Ultra

Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer claims. Exact source test conditions and capacity basis are retained; no independent endurance result is inferred. Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Battery. Source field: Removable.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Reverse wireless charging

iPhone 17Not verified

Galaxy S25 UltraNot verified

Sources

iPhone 17

The checked charging inventory does not establish reverse wireless support. USB-C accessory power is different.

iPhone 17 technical specifications — UK

Galaxy S25 Ultra

Not verified for this exact model.

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Emergency SOS via satellite

iPhone 17Yes

Galaxy S25 UltraNot verified

Sources

iPhone 17

Support is named; service and connection limitations remain.

iPhone 17 technical specifications — UK

Galaxy S25 Ultra

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Audio and Video — Audio Playing Format

iPhone 17Not verified

Galaxy S25 UltraMP3, M4A, 3GA, AAC, OGG, OGA, WAV, AMR, AWB, FLAC, MID, MIDI, XMF, MXMF, IMY, RTTTL, RTX, OTA, DFF, DSF, APE

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 Ultra

Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Audio and Video — Stereo Support

iPhone 17Not verified

Galaxy S25 UltraYes

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 Ultra

Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Audio and Video — Video Playing Format

iPhone 17Not verified

Galaxy S25 UltraMP4, M4V, 3GP, 3G2, AVI, FLV, MKV, WEBM

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 Ultra

Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Audio and Video — Video Playing Resolution

iPhone 17Not verified

Galaxy S25 UltraUHD 8K (7680 x 4320)@60fps

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 Ultra

Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Battery — Battery Capacity (mAh, Typical)

iPhone 17Not verified

Galaxy S25 Ultra5000

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 Ultra

Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Battery — Energy Efficiency Class

iPhone 17Not verified

Galaxy S25 UltraB

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 Ultra

Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Battery — Minimum Battery Endurance in Cycles

iPhone 17Not verified

Galaxy S25 Ultra2000

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 Ultra

Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Battery — Video Playback Time (Hours)

iPhone 17Not verified

Galaxy S25 UltraUp to 31

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 Ultra

Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Camera — Front Camera - Auto Focus

iPhone 17Not verified

Galaxy S25 UltraYes

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 Ultra

Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Camera — Front Camera - F Number

iPhone 17Not verified

Galaxy S25 UltraF2.2

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 Ultra

Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Camera — Front Camera - Resolution

iPhone 17Not verified

Galaxy S25 Ultra12.0 MP

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 Ultra

Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Camera — Rear Camera - Auto Focus

iPhone 17Not verified

Galaxy S25 UltraYes

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 Ultra

Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Camera — Rear Camera - F Number (Multiple)

iPhone 17Not verified

Galaxy S25 UltraF1.7, F3.4, F1.9, F2.4

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 Ultra

Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Camera — Rear Camera - Flash

iPhone 17Not verified

Galaxy S25 UltraYes

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 Ultra

Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Camera — Rear Camera - OIS

iPhone 17Not verified

Galaxy S25 UltraYes

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 Ultra

Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Camera — Rear Camera - Resolution (Multiple)

iPhone 17Not verified

Galaxy S25 Ultra200.0 MP + 50.0 MP + 50.0 MP + 10.0 MP

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 Ultra

Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Camera — Rear Camera - Zoom

iPhone 17Not verified

Galaxy S25 UltraOptical Zoom 3x and 5x, Optical quality Zoom 2x and 10x (Enabled by Adaptive Pixel sensor), Digital Zoom up to 100x

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 Ultra

Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Camera — Slow Motion

iPhone 17Not verified

Galaxy S25 Ultra240fps @FHD, 120fps @FHD, 120fps @UHD

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 Ultra

Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Camera — Video Recording Resolution

iPhone 17Not verified

Galaxy S25 UltraUHD 8K (7680 x 4320)@30fps

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 Ultra

Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Connectivity — Bluetooth Version

iPhone 17Not verified

Galaxy S25 UltraBluetooth v5.4

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 Ultra

Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Connectivity — Earjack

iPhone 17Not verified

Galaxy S25 UltraUSB Type-C

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 Ultra

Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Connectivity — Location Technology

iPhone 17Not verified

Galaxy S25 UltraGPS, Glonass, Beidou, Galileo, QZSS

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 Ultra

Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Connectivity — MHL

iPhone 17Not verified

Galaxy S25 UltraNo

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 Ultra

Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Connectivity — NFC

iPhone 17Not verified

Galaxy S25 UltraYes

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 Ultra

Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Connectivity — PC Sync.

iPhone 17Not verified

Galaxy S25 UltraSmart Switch (PC version)

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 Ultra

Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Connectivity — USB Interface

iPhone 17Not verified

Galaxy S25 UltraUSB Type-C

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 Ultra

Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Connectivity — USB Version

iPhone 17Not verified

Galaxy S25 UltraUSB 3.2 Gen 1

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 Ultra

Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Connectivity — UWB (Ultra-Wideband)

iPhone 17Not verified

Galaxy S25 UltraYes

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 Ultra

Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Connectivity — Wi-Fi

iPhone 17Not verified

Galaxy S25 Ultra802.11a/b/g/n/ac/ax/be 2.4GHz+5GHz+6GHz, EHT320, MIMO, 4096-QAM

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 Ultra

Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Connectivity — Wi-Fi Direct

iPhone 17Not verified

Galaxy S25 UltraYes

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 Ultra

Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Display — Colour Depth (Main Display)

iPhone 17Not verified

Galaxy S25 Ultra16M

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 Ultra

Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Display — Max Refresh Rate (Main Display)

iPhone 17Not verified

Galaxy S25 Ultra120 Hz

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 Ultra

Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

ECO Design — Recyclability (%)

iPhone 17Not verified

Galaxy S25 Ultra12.5

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 Ultra

Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

ECO Design — Recycled Content (%)

iPhone 17Not verified

Galaxy S25 Ultra14.1

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 Ultra

Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

ECO Design — Weight of Critical Raw Material - Cobalt (g)

iPhone 17Not verified

Galaxy S25 Ultra10 <=

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 Ultra

Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

ECO Design — Weight of Critical Raw Material - Gold (g)

iPhone 17Not verified

Galaxy S25 Ultra< 0.02

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 Ultra

Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

ECO Design — Weight of Critical Raw Material - Neodymium (g)

iPhone 17Not verified

Galaxy S25 Ultra0.2 <=

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 Ultra

Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

ECO Design — Weight of Critical Raw Material - Tantalum (g)

iPhone 17Not verified

Galaxy S25 Ultra< 0.01

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 Ultra

Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

General Information — Form Factor

iPhone 17Not verified

Galaxy S25 UltraTouchscreen Bar

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 Ultra

Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Network/Bearer — 2G GSM

iPhone 17Not verified

Galaxy S25 UltraGSM850, GSM900, DCS1800, PCS1900

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 Ultra

Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Network/Bearer — 3G UMTS

iPhone 17Not verified

Galaxy S25 UltraB1(2100), B2(1900), B4(AWS), B5(850), B8(900)

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 Ultra

Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Network/Bearer — 4G FDD LTE

iPhone 17Not verified

Galaxy S25 UltraB1(2100), B2(1900), B3(1800), B4(AWS), B5(850), B7(2600), B8(900), B12(700), B13(700), B17(700), B18(800), B19(800), B20(800), B25(1900), B26(850), B28(700), B32(1500), B66(AWS-3)

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 Ultra

Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Network/Bearer — 4G TDD LTE

iPhone 17Not verified

Galaxy S25 UltraB38(2600), B39(1900), B40(2300), B41(2500)

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 Ultra

Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Network/Bearer — 5G FDD Sub6

iPhone 17Not verified

Galaxy S25 UltraN1(2100), N2(1900), N3(1800), N5(850), N7(2600), N8(900), N12(700), N20(800), N25(1900), N26(850), N28(700), N66(AWS-3)

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 Ultra

Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Network/Bearer — 5G SDL Sub6

iPhone 17Not verified

Galaxy S25 UltraN75(1500+)

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 Ultra

Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Network/Bearer — 5G TDD Sub6

iPhone 17Not verified

Galaxy S25 UltraN38(2600), N40(2300), N41(2500), N77(3700), N78(3500)

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 Ultra

Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Network/Bearer — Infra

iPhone 17Not verified

Galaxy S25 Ultra2G GSM, 3G WCDMA, 4G LTE FDD, 4G LTE TDD, 5G Sub6 FDD, 5G Sub6 TDD, 5G Sub6 SDL

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 Ultra

Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Network/Bearer — Number of SIM

iPhone 17Not verified

Galaxy S25 UltraDual-SIM

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 Ultra

Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Network/Bearer — SIM size

iPhone 17Not verified

Galaxy S25 UltraNano-SIM (4FF), Embedded-SIM

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 Ultra

Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Network/Bearer — SIM Slot Type

iPhone 17Not verified

Galaxy S25 UltraSIM 1 + SIM 2 / SIM 1 + eSIM / Dual eSIM

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 Ultra

Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

OS

iPhone 17Not verified

Galaxy S25 UltraAndroid

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 Ultra

Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Physical specification — Dimension (HxWxD, mm)

iPhone 17Not verified

Galaxy S25 Ultra162.8 x 77.6 x 8.2

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 Ultra

Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Physical specification — Weight (g)

iPhone 17Not verified

Galaxy S25 Ultra218

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 Ultra

Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Processor — CPU Speed

iPhone 17Not verified

Galaxy S25 Ultra4.47GHz, 3.5GHz

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 Ultra

Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Processor — CPU Type

iPhone 17Not verified

Galaxy S25 UltraOcta-Core

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 Ultra

Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

S Pen Support

iPhone 17Not verified

Galaxy S25 UltraYes

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 Ultra

Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Sensors

iPhone 17Not verified

Galaxy S25 UltraAccelerometer, Barometer, Fingerprint Sensor, Gyro Sensor, Geomagnetic Sensor, Hall Sensor, Light Sensor, Proximity Sensor

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 Ultra

Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Services and Applications — Bluetooth® Hearing Aid Support

iPhone 17Not verified

Galaxy S25 UltraAndroid Audio Streaming for Hearing Aid(ASHA)

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 Ultra

Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Services and Applications — Gear Support

iPhone 17Not verified

Galaxy S25 UltraGalaxy Ring, Galaxy Buds3 Pro, Galaxy Buds2 Pro, Galaxy Buds Pro, Galaxy Buds Live, Galaxy Buds+, Galaxy Buds3, Galaxy Buds2, Galaxy Buds, Galaxy Buds FE, Galaxy Fit3, Galaxy Fit2, Galaxy Fit e, Galaxy Fit, Galaxy Watch FE, Galaxy Watch Ultra, Galaxy Watch7, Galaxy Watch6, Galaxy Watch5, Galaxy Watch4, Galaxy Watch3, Galaxy Watch, Galaxy Watch Active2, Galaxy Watch Active

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 Ultra

Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Services and Applications — Mobile TV

iPhone 17Not verified

Galaxy S25 UltraNo

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 Ultra

Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Services and Applications — Samsung DeX Support

iPhone 17Not verified

Galaxy S25 UltraYes

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 Ultra

Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Services and Applications — SmartThings Support

iPhone 17Not verified

Galaxy S25 UltraYes

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 Ultra

Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Software Support — Security Update Period (Valid until)

iPhone 17Not verified

Galaxy S25 Ultra31 January 2032

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 Ultra

Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Storage/Memory — Available Storage (GB)

iPhone 17Not verified

Galaxy S25 Ultra474.2

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 Ultra

Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Storage/Memory — Memory_(GB)

iPhone 17Not verified

Galaxy S25 Ultra12

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 Ultra

Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Storage/Memory — Storage (GB)

iPhone 17Not verified

Galaxy S25 Ultra512

Sources

iPhone 17

No source recorded for this side.

Galaxy S25 Ultra

Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact SM-S938BAKGEUB manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Spatial video recording

iPhone 171080p at 30 fps

Galaxy S25 UltraNot verified

Sources

iPhone 17

Mode-specific source claim, without assuming all playback workflows.

iPhone 17 technical specifications — UK

Galaxy S25 Ultra

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Published streamed video playback

iPhone 1727 hours

Galaxy S25 UltraNot verified

Sources

iPhone 17

Separate streamed-video up-to claim.

iPhone 17 technical specifications — UK

Galaxy S25 Ultra

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Typical maximum brightness

iPhone 171000 nits

Galaxy S25 UltraNot verified

Sources

iPhone 17

Explicit typical maximum with a distinct measurement basis.

iPhone 17 technical specifications — UK

Galaxy S25 Ultra

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

US model distinction

iPhone 17US A3258 · eSIM only

Galaxy S25 UltraNot verified

Sources

iPhone 17

The model index explicitly identifies the US model and its lack of a SIM tray. UK battery and mass claims are not relabelled US.

Identify your iPhone model — regional identifiers

Galaxy S25 Ultra

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

8K recording

iPhone 17Not verified

Galaxy S25 UltraNot verified

Sources

iPhone 17

Omission of 8K is not an explicit non-support statement.

iPhone 17 technical specifications — UK

Galaxy S25 Ultra

Not verified for this exact model.

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Wireless charging

iPhone 17Yes

Galaxy S25 UltraNot verified

Sources

iPhone 17

MagSafe and Qi2 are explicitly listed.

iPhone 17 technical specifications — UK

Galaxy S25 Ultra

Not verified for this exact model.

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Wireless networking chip

iPhone 17Apple N1

Galaxy S25 UltraNot verified

Sources

iPhone 17

N1 is explicitly a networking chip, not an identified cellular modem.

iPhone 17 technical specifications — UK

Galaxy S25 Ultra

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

MagSafe charging maximum

iPhone 1725 W

Galaxy S25 UltraNot verified

Sources

iPhone 17

Up to 25 W with compatible MagSafe equipment and an adapter rated at 30 W or higher; not average charging power.

iPhone 17 technical specifications — UK

Galaxy S25 Ultra

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

6 shared fields have the same recorded value.

COMPARE THE DETAILS

Full specifications

Differences only

All specs156 specifications

iPhone 17

Galaxy S25 Ultra

WeightDiffers

Sources

iPhone 17iPhone 17 technical specifications — UK

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

177g

Device mass, not shipping mass; configuration and manufacture can vary.

218g

Manufacturer value from Weight (g); its exact wording and qualifications are retained below.

WidthDiffers

Sources

iPhone 17iPhone 17 technical specifications — UK

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

71.5mm

Labelled width; larger is not inherently preferable.

77.6mm

Exact manufacturer Physical specification / Dimension (HxWxD, mm): 162.8 x 77.6 x 8.2. Manufacturer source explicitly labels height × width × depth in mm. Device body dimensions.

ThicknessDiffers

Sources

iPhone 17iPhone 17 technical specifications — UK

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

7.95mm

Labelled depth; camera-bump dimensions are not invented.

8.2mm

Exact manufacturer Physical specification / Dimension (HxWxD, mm): 162.8 x 77.6 x 8.2. Manufacturer source explicitly labels height × width × depth in mm. Device body dimensions.

DimensionsDiffers

Sources

iPhone 17iPhone 17 technical specifications — UK

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

149.6 × 71.5 × 7.95 mm (height × width × depth)Individually labelled dimensions were reordered explicitly to height × width × depth.

162.8 x 77.6 x 8.2 mm (height × width × depth)Exact manufacturer row Dimension (HxWxD, mm); source axes and millimetre unit retained.

HeightDiffers

Sources

iPhone 17iPhone 17 technical specifications — UK

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

149.6 mmLabelled height in millimetres.

162.8 mmExact manufacturer Physical specification / Dimension (HxWxD, mm): 162.8 x 77.6 x 8.2. Manufacturer source explicitly labels height × width × depth in mm. Device body dimensions.

Manufacturer form factor

Sources

iPhone 17Identify your iPhone model — regional identifiers

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

slabThe physical rigid single-display model description identifies the form.

slabExact manufacturer General Information / Form Factor: Touchscreen Bar. Shared form normalization: Touchscreen Bar→slab, Folder→foldable, Flip→flip. Original manufacturer designation is retained; no form is inferred from a model name.

Manufacturer colourDiffers

Sources

iPhone 17iPhone 17 technical specifications — UK Identify your iPhone model — regional identifiers

Galaxy S25 UltraSamsung UK — SM-S938BAKGEUB exact catalogue identity and official gallery

LavenderLavender is a listed finish and the existing maintained image selection; it is not a stock claim.

Titanium JetblackExact manufacturer catalogue modelCode SM-S938BAKGEUB, fmyChipType=COLOR: Titanium Jetblack. Storage/radio options and display colour depth are separate fields.

Physical specification — Weight (g)

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

218Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

ECO Design — Weight of Critical Raw Material - Cobalt (g)

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

10 <=Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

ECO Design — Weight of Critical Raw Material - Tantalum (g)

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

< 0.01Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

ECO Design — Weight of Critical Raw Material - Neodymium (g)

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

0.2 <=Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

ECO Design — Weight of Critical Raw Material - Gold (g)

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

< 0.02Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Screen sizeDiffers

Sources

iPhone 17iPhone 17 technical specifications — UK

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

6.3″

Advertised nominal diagonal, not actual viewable area.

6.9″

Main display diagonal (full rectangle) · Exact manufacturer Display / Size (Main_Display): 174.2mm (6.9" full rectangle) / 172.2mm (6.8" rounded corners). Main-display full-rectangle diagonal; rounded corners reduce viewable area. Cover/sub displays remain separate.

Published peak brightnessManufacturer peak claims use different test conditions.

Sources

iPhone 17iPhone 17 technical specifications — UK

Galaxy S25 UltraNo source recorded

3000 nitsOutdoor peak brightness · Explicit outdoor peak, separate from typical and HDR maxima; manufacturer claim.

Not verifiedNot verified for this exact model.

Pixel density

Sources

iPhone 17iPhone 17 technical specifications — UK

Galaxy S25 UltraNo source recorded

460 ppiDirectly published ppi, not calculated from rounded screen size.

Not verifiedNot verified for this exact model.

Maximum refresh rate

Sources

iPhone 17iPhone 17 technical specifications — UK

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

120Hz

Adaptive ProMotion up to 120 Hz; not a constant refresh rate or measured response performance.

120Hz

Maximum main display refresh rate · Exact manufacturer Display / Max Refresh Rate (Main Display): 120 Hz. Published maximum main-display refresh rate, separate from a touch sampling rate or a measured gaming result.

Display specificationDiffers

Sources

iPhone 17iPhone 17 technical specifications — UK

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

6.3-inch OLED · 2622 × 1206 · adaptive ProMotion up to 120 HzNominal diagonal, resolution and adaptive maximum are kept together; this is not measured motion quality.

174.2 mm (≈6.86-inch, calculated) (6.9" full rectangle) / 172.2mm (6.8" rounded corners) (Size, main display); 3120 x 1440 (Quad HD+) (Resolution, main display); Dynamic AMOLED 2X (Technology, main display); 16M (Colour Depth, main display); 120 Hz (Max Refresh Rate, main display)Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Display. Source field: Size (Main_Display). Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Display. Source field: Resolution (Main Display). Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Display. Source field: Technology (Main Display). Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Display. Source field: Colour Depth (Main Display). Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Display. Source field: Max Refresh Rate (Main Display).

Display diagonal before rounded corners

Sources

iPhone 17iPhone 17 technical specifications — UK

Galaxy S25 UltraNo source recorded

6.27 inStandard rectangle; rounded corners reduce actual viewable area.

Not verified

Main display resolutionDiffers

Sources

iPhone 17iPhone 17 technical specifications — UK

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

2622 × 1206Directly published pixel dimensions.

3120 x 1440 (Quad HD+)Exact manufacturer Display / Resolution (Main Display): 3120 x 1440 (Quad HD+). Original manufacturer main-display scope retained; not an independent picture-quality score.

Always-on display

Sources

iPhone 17iPhone 17 technical specifications — UK

Galaxy S25 UltraNo source recorded

YesExpressly named in the exact model specification.

Not verified

Dynamic Island

Sources

iPhone 17iPhone 17 technical specifications — UK

Galaxy S25 UltraNo source recorded

YesExpressly named; shared support does not establish a generational gain.

Not verified

HDR peak brightness

Sources

iPhone 17iPhone 17 technical specifications — UK

Galaxy S25 UltraNo source recorded

1600 nitsExplicit HDR maximum, not outdoor peak.

Not verified

Typical maximum brightness

Sources

iPhone 17iPhone 17 technical specifications — UK

Galaxy S25 UltraNo source recorded

1000 nitsExplicit typical maximum with a distinct measurement basis.

Not verified

Published minimum brightness

Sources

iPhone 17iPhone 17 technical specifications — UK

Galaxy S25 UltraNo source recorded

1 nitsPublished minimum, not measured low-light comfort.

Not verified

DisplayPort video output

Sources

iPhone 17iPhone 17 technical specifications — UK

Galaxy S25 UltraNo source recorded

YesThe USB-C capability list explicitly names DisplayPort, separate from its USB 2 data limit.

Not verified

Main display size

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

174.2mm (6.9" full rectangle) / 172.2mm (6.8" rounded corners)Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Display. Source field: Size (Main_Display).

Main display resolution

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

3120 x 1440 (Quad HD+)Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Display. Source field: Resolution (Main Display).

Main display technology

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

Dynamic AMOLED 2XManufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Display. Source field: Technology (Main Display).

Display — Colour Depth (Main Display)

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

16MManufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Display — Max Refresh Rate (Main Display)

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

120 HzManufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Native telephoto reach

Sources

iPhone 17iPhone 17 technical specifications — UK Identify your iPhone model — regional identifiers

Galaxy S25 UltraNo source recorded

No dedicated lensDedicated telephoto reach · The complete two-module inventory contains main and ultra-wide only. The 2× mode is main-sensor framing, not a dedicated telephoto lens.

Not verifiedNot verified for this exact model.

Rear camera modules

Sources

iPhone 17iPhone 17 technical specifications — UK Identify your iPhone model — regional identifiers

Galaxy S25 UltraNo source recorded

2Fusion Main and Fusion Ultra Wide are explicitly the two physical rear cameras.

Not verifiedNot verified for this exact model.

Camera systemDiffers

Sources

iPhone 17iPhone 17 technical specifications — UK

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

48 MP main with sensor-shift OIS · 48 MP ultra-wide · 2× framing enabled by the main sensorTwo physical Fusion cameras are listed. The optical-quality 2× mode crops the main sensor; it is not a third lens.

200.0 MP + 50.0 MP + 50.0 MP + 10.0 MP (Rear Camera - Resolution (Multiple)); F1.7 , F3.4 , F1.9 , F2.4 (Rear Camera - F Number (Multiple)); Rear Camera - Auto Focus (yes); Rear Camera - OIS (yes); Optical Zoom 3x and 5x, Optical quality Zoom 2x and 10x (Enabled by Adaptive Pixel sensor) , Digital Zoom up to 100x (Rear Camera - Zoom); 12.0 MP (Front Camera - Resolution); F2.2 (Front Camera - F Number); Front Camera - Auto Focus (yes); Rear Camera - Flash (yes); UHD 8K (7680 x 4320)@30fps (Video Recording Resolution); 240fps @FHD, 120fps @FHD, 120fps @UHD (Slow Motion)Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Camera. Source field: Rear Camera - Resolution (Multiple). Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Camera. Source field: Rear Camera - F Number (Multiple). Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Camera. Source field: Rear Camera - Auto Focus. Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Camera. Source field: Rear Camera - OIS. Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Camera. Source field: Rear Camera - Zoom. Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Camera. Source field: Front Camera - Resolution. Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Camera. Source field: Front Camera - F Number. Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Camera. Source field: Front Camera - Auto Focus. Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Camera. Source field: Rear Camera - Flash. Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Camera. Source field: Video Recording Resolution. Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Camera. Source field: Slow Motion.

Optical-quality zoom

Sources

iPhone 17iPhone 17 technical specifications — UK

Galaxy S25 UltraNo source recorded

2×The manufacturer names a 2× optical-quality main-sensor mode; it remains separate from native-lens reach.

Not verifiedNot verified for this exact model.

Front camera

Sources

iPhone 17iPhone 17 technical specifications — UK

Galaxy S25 UltraNo source recorded

18 MP Center Stage · f/1.9 · autofocusFront-camera optics and autofocus are read separately from the rear system.

Not verified

Front autofocus

Sources

iPhone 17iPhone 17 technical specifications — UK

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

YesAutofocus with Focus Pixels is explicitly listed.

YesExact source capability wording, scoped to Front Camera - Auto Focus. It does not assert the feature on every camera module or every carrier.

Main camera optical stabilisation

Sources

iPhone 17iPhone 17 technical specifications — UK

Galaxy S25 UltraNo source recorded

YesSensor-shift OIS is explicitly attached to Fusion Main.

Not verified

Rear optical stabilisation

Sources

iPhone 17iPhone 17 technical specifications — UK

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

YesPositive system flag is scoped to Fusion Main, not every rear lens.

YesExact source capability wording, scoped to Rear Camera - OIS. It does not assert the feature on every camera module or every carrier.

Rear autofocus

Sources

iPhone 17iPhone 17 technical specifications — UK

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

YesContinuous autofocus video is explicitly listed; no focus-speed score is inferred.

YesExact source capability wording, scoped to Rear Camera - Auto Focus. It does not assert the feature on every camera module or every carrier.

Main-camera aperture control

Sources

iPhone 17iPhone 17 technical specifications — UK

Galaxy S25 UltraNo source recorded

Fixed f/1.6One main-camera aperture is listed; ultra-wide f/2.2 is a separate lens.

Not verified

Rear 4K Dolby Vision maximum

Sources

iPhone 17iPhone 17 technical specifications — UK

Galaxy S25 UltraNo source recorded

60 fpsOrdinary rear 4K recording maximum, separate from Cinematic, Action and simultaneous capture.

Not verified

Front 4K Dolby Vision maximum

Sources

iPhone 17iPhone 17 technical specifications — UK

Galaxy S25 UltraNo source recorded

60 fpsFront-camera maximum is independently listed.

Not verified

Rear Cinematic video at 4K Dolby Vision

Sources

iPhone 17iPhone 17 technical specifications — UK

Galaxy S25 UltraNo source recorded

30 fpsMode-specific 4K maximum, not ordinary rear recording.

Not verified

Dual Capture 4K Dolby Vision maximum

Sources

iPhone 17iPhone 17 technical specifications — UK

Galaxy S25 UltraNo source recorded

30 fpsSimultaneous capture maximum remains separate from ordinary single-camera 4K.

Not verified

Audio Mix

Sources

iPhone 17iPhone 17 technical specifications — UK

Galaxy S25 UltraNo source recorded

YesNamed support in both inventories; not an audio-quality score.

Not verified

Camera Control

Sources

iPhone 17iPhone 17 technical specifications — UK Identify your iPhone model — regional identifiers

Galaxy S25 UltraNo source recorded

YesPhysical control expressly identified; no absence is inferred on another phone.

Not verified

Camera — Rear Camera - Resolution (Multiple)

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

200.0 MP + 50.0 MP + 50.0 MP + 10.0 MPManufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Camera — Rear Camera - F Number (Multiple)

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

F1.7 , F3.4 , F1.9 , F2.4Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Camera — Rear Camera - Auto Focus

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

YesManufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Camera — Rear Camera - OIS

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

YesManufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Camera — Rear Camera - Zoom

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

Optical Zoom 3x and 5x, Optical quality Zoom 2x and 10x (Enabled by Adaptive Pixel sensor) , Digital Zoom up to 100xManufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Camera — Front Camera - Resolution

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

12.0 MPManufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Camera — Front Camera - F Number

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

F2.2Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Camera — Front Camera - Auto Focus

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

YesManufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Camera — Rear Camera - Flash

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

YesManufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Camera — Video Recording Resolution

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

UHD 8K (7680 x 4320)@30fpsManufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Camera — Slow Motion

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

240fps @FHD, 120fps @FHD, 120fps @UHDManufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Claimed video playbackUp-to manufacturer claims. Playback protocols differ.

Sources

iPhone 17iPhone 17 technical specifications — UK

Galaxy S25 UltraNo source recorded

30 hoursPublished video playback · Local-video up-to claim; not streamed or mixed-use endurance.

Not verifiedNot verified for this exact model.

Wireless charging

Sources

iPhone 17iPhone 17 technical specifications — UK

Galaxy S25 UltraNo source recorded

YesMagSafe and Qi2 are explicitly listed.

Not verifiedNot verified for this exact model.

Battery and chargingDiffers

Sources

iPhone 17iPhone 17 technical specifications — UK

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Up to 30 hours local video · around 50% wired charge in 20 minutes with a 40 W or higher adapter · MagSafe and Qi2 up to 25 WPlayback and charge setups are distinct manufacturer claims, not mixed-use battery life or measured sustained input.

5000 mAh (typical)Manufacturer claims. Exact source test conditions and capacity basis are retained; no independent endurance result is inferred. Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Battery. Source field: Video Playback Time (Hours). Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Battery. Source field: Battery Capacity (mAh, Typical). Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Battery. Source field: Removable. Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Battery. Source field: Energy Efficiency Class. Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Battery. Source field: Minimum Battery Endurance in Cycles.

Published streamed video playback

Sources

iPhone 17iPhone 17 technical specifications — UK

Galaxy S25 UltraNo source recorded

27 hoursSeparate streamed-video up-to claim.

Not verified

Time to around 50% wired charge

Sources

iPhone 17iPhone 17 technical specifications — UK

Galaxy S25 UltraNo source recorded

20 minutesThe stated wired test uses a separately sold 40 W or higher adapter and USB-C cable. It is not full-charge time.

Not verified

Typical battery capacity

Sources

iPhone 17iPhone 17 technical specifications — UK

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verifiedLithium-ion construction is listed without mAh. Playback duration does not establish capacity.

5000 mAhManufacturer value from Battery Capacity (mAh, Typical); its exact wording and qualifications are retained below.

MagSafe charging maximum

Sources

iPhone 17iPhone 17 technical specifications — UK

Galaxy S25 UltraNo source recorded

25 WUp to 25 W with compatible MagSafe equipment and an adapter rated at 30 W or higher; not average charging power.

Not verified

Qi2 charging maximum

Sources

iPhone 17iPhone 17 technical specifications — UK

Galaxy S25 UltraNo source recorded

25 WSeparately listed Qi2 maximum; compatible equipment required.

Not verified

MagSafe support

Sources

iPhone 17iPhone 17 technical specifications — UK

Galaxy S25 UltraNo source recorded

YesMagSafe charging and the magnetic alignment system are explicitly listed.

Not verified

Battery — Video Playback Time (Hours)

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

Up to 31Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Battery — Battery Capacity (mAh, Typical)

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

5000Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Removable battery

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

NoManufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer claims. Exact source test conditions and capacity basis are retained; no independent endurance result is inferred. Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Battery. Source field: Removable.

Battery — Energy Efficiency Class

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

BManufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Battery — Minimum Battery Endurance in Cycles

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

2000Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Software support

Sources

iPhone 17iPhone 17 technical specifications — UK

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verifiedThe retained page names iOS 26 but does not promise a future upgrade count or support end date.

Manufacturer security-update period valid until 31 January 2032Security support is separate from the number of major OS upgrades and installed software version.

Operating system listed in the retained page

Sources

iPhone 17iPhone 17 technical specifications — UK

Galaxy S25 UltraNo source recorded

iOS 26This is the technical page wording, not a claim that iOS 26 is currently the newest compatible release. The later AI footnote separately mentions iOS 27.

Not verified

Apple Intelligence

Sources

iPhone 17iPhone 17 technical specifications — UK

Galaxy S25 UltraNo source recorded

YesNamed support with language/region restrictions, Siri AI iOS 27 English beta and server-use limits; not successor-exclusive software.

Not verified

S Pen Support

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

YesManufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Audio and Video — Stereo Support

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

YesManufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Services and Applications — Gear Support

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

Galaxy Ring, Galaxy Buds3 Pro, Galaxy Buds2 Pro, Galaxy Buds Pro, Galaxy Buds Live, Galaxy Buds+, Galaxy Buds3, Galaxy Buds2, Galaxy Buds, Galaxy Buds FE, Galaxy Fit3, Galaxy Fit2, Galaxy Fit e, Galaxy Fit, Galaxy Watch FE, Galaxy Watch Ultra, Galaxy Watch7, Galaxy Watch6, Galaxy Watch5, Galaxy Watch4, Galaxy Watch3, Galaxy Watch, Galaxy Watch Active2, Galaxy Watch ActiveManufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Services and Applications — Samsung DeX Support

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

YesManufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Services and Applications — Bluetooth® Hearing Aid Support

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

Android Audio Streaming for Hearing Aid(ASHA)Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Services and Applications — SmartThings Support

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

YesManufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Software Support — Security Update Period (Valid until)

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

31 January 2032Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

ChipsetDiffers

Sources

iPhone 17iPhone 17 technical specifications — UK

Galaxy S25 UltraSamsung UK Galaxy S25 Ultra technical specifications — SM-S938BZBGEUB Samsung UK Galaxy S25 Ultra product page

Apple A19 · 6-core CPU · 5-core GPU · 16-core Neural EngineThe exact A19 configuration is listed. Core counts and the chip name do not establish measured superiority over A18.

Snapdragon 8 Elite for GalaxyOcta-core; CPU clock groups: 4.47 / 3.5 GHz. Named on Samsung's UK Galaxy S25 Ultra page. Manufacturer specification, not a performance benchmark.

GPU capabilities

Sources

iPhone 17iPhone 17 technical specifications — UK

Galaxy S25 UltraNo source recorded

Neural Accelerators · hardware-accelerated ray tracingThese named capabilities are listed for the five-core GPU. No benchmark result is inferred.

Not verified

Memory and storageConfiguration

Sources

iPhone 17iPhone 17 technical specifications — UK

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

256 GB storageThe maintained configuration is a listed capacity; storage is not RAM.

12 GB physical RAM; 512 GB nominal storageExact selected manufacturer SKU; available storage is lower. Virtual or storage-backed RAM is not included.

Nominal storageConfiguration

Sources

iPhone 17iPhone 17 technical specifications — UK

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

256 GBA listed internal storage option; free space varies with software and settings.

512 GBManufacturer value from Storage (GB); its exact wording and qualifications are retained below.

Physical RAM

Sources

iPhone 17iPhone 17 technical specifications — UK

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verifiedThe manufacturer does not publish RAM capacity in this specification.

12 GBManufacturer value from Memory_(GB); its exact wording and qualifications are retained below.

Body and cover materials

Sources

iPhone 17iPhone 17 technical specifications — UK

Galaxy S25 UltraNo source recorded

Aluminium design · Ceramic Shield 2 front · colour-infused glass backThe glass-back condition includes the selected Lavender finish. No measured durability is inferred.

Not verified

Regional SIM and network configurationConfiguration

Sources

iPhone 17iPhone 17 technical specifications — UK Identify your iPhone model — regional identifiers

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

UK A3520 · nano-SIM + eSIM · dual eSIMUK technical and regional model sections agree. A model identity is not a retailer-availability or carrier-support guarantee.

UK SM-S938BAKGEUB; Number of SIM: Dual-SIM; SIM size: Nano-SIM (4FF), Embedded-SIM; SIM Slot Type: SIM 1 + SIM 2 / SIM 1 + eSIM / Dual eSIM; Infra: 2G GSM, 3G WCDMA, 4G LTE FDD, 4G LTE TDD, 5G Sub6 FDD, 5G Sub6 TDD, 5G Sub6 SDL; 2G GSM: GSM850, GSM900, DCS1800, PCS1900; 3G UMTS: B1(2100), B2(1900), B4(AWS), B5(850), B8(900); 4G FDD LTE: B1(2100), B2(1900), B3(1800), B4(AWS), B5(850), B7(2600), B8(900), B12(700), B13(700), B17(700), B18(800), B19(800), B20(800), B25(1900), B26(850), B28(700), B32(1500), B66(AWS-3); 4G TDD LTE: B38(2600), B39(1900), B40(2300), B41(2500); 5G FDD Sub6: N1(2100), N2(1900), N3(1800), N5(850), N7(2600), N8(900), N12(700), N20(800), N25(1900), N26(850), N28(700), N66(AWS-3); 5G TDD Sub6: N38(2600), N40(2300), N41(2500), N77(3700), N78(3500); 5G SDL Sub6: N75(1500+)Exact UK manufacturer listing. This does not assert every carrier feature, roaming capability or stock status.

US model distinction

Sources

iPhone 17Identify your iPhone model — regional identifiers

Galaxy S25 UltraNo source recorded

US A3258 · eSIM onlyThe model index explicitly identifies the US model and its lack of a SIM tray. UK battery and mass claims are not relabelled US.

Not verified

Main display panelDiffers

Sources

iPhone 17iPhone 17 technical specifications — UK

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

OLEDExplicit technology, without inferring measured contrast or motion.

Dynamic AMOLED 2XExact manufacturer Display / Technology (Main Display): Dynamic AMOLED 2X. Original manufacturer main-display scope retained; not an independent picture-quality score.

eSIM only

Sources

iPhone 17iPhone 17 technical specifications — UK Identify your iPhone model — regional identifiers

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

NoThe UK physical nano-SIM capability explicitly establishes that this configuration is not eSIM-only.

NoExact manufacturer SIM type: Nano-SIM (4FF), Embedded-SIM. Regional operator support remains separate.

Ingress protection

Sources

iPhone 17iPhone 17 technical specifications — UK

Galaxy S25 UltraNo source recorded

IP68Controlled IEC 60529 claim at up to 6 m for 30 minutes. Resistance is not permanent or a liquid-damage warranty.

Not verifiedNot verified for this exact model.

Action mode recording

Sources

iPhone 17iPhone 17 technical specifications — UK

Galaxy S25 UltraNo source recorded

Up to 2.8K Dolby Vision at 60 fpsResolution, rate and mode are kept together.

Not verified

Spatial video recording

Sources

iPhone 17iPhone 17 technical specifications — UK

Galaxy S25 UltraNo source recorded

1080p at 30 fpsMode-specific source claim, without assuming all playback workflows.

Not verified

Macro photography

Sources

iPhone 17iPhone 17 technical specifications — UK

Galaxy S25 UltraNo source recorded

Yes48 MP macro photography is expressly named.

Not verified

Macro video recording

Sources

iPhone 17iPhone 17 technical specifications — UK

Galaxy S25 UltraNo source recorded

YesMacro video, including slo-mo and time-lapse, is expressly listed.

Not verified

USB connector and data transfer

Sources

iPhone 17iPhone 17 technical specifications — UK

Galaxy S25 UltraNo source recorded

USB-C · USB 2 up to 480 Mb/sConnector and data maximum are retained. DisplayPort output is separately evidenced, and USB 3 support is not inferred.

Not verified

Wireless connectivity

Sources

iPhone 17iPhone 17 technical specifications — UK

Galaxy S25 UltraNo source recorded

Wi-Fi 7 · Bluetooth 6 · Thread · UWB · NFCUWB is Apple's second-generation Ultra Wideband chip. Wi-Fi 7 and Ultra Wideband availability depend on region and compatible equipment. This sourced capability inventory is not measured throughput or evidence that a shorter peer inventory lacks a feature.

Not verified

Wireless networking chip

Sources

iPhone 17iPhone 17 technical specifications — UK

Galaxy S25 UltraNo source recorded

Apple N1N1 is explicitly a networking chip, not an identified cellular modem.

Not verified

Device unlock

Sources

iPhone 17iPhone 17 technical specifications — UK

Galaxy S25 UltraNo source recorded

Face IDTrueDepth-based facial recognition; wording differences do not create a separate unlock method.

Not verified

Included accessories

Sources

iPhone 17iPhone 17 technical specifications — UK

Galaxy S25 UltraNo source recorded

USB-C charge cable (1 m) and documentationActual box list; does not promise retailer bundles or a separately sold adapter.

Not verified

Action button

Sources

iPhone 17iPhone 17 technical specifications — UK Identify your iPhone model — regional identifiers

Galaxy S25 UltraNo source recorded

YesPhysical button expressly identified.

Not verified

Emergency SOS via satellite

Sources

iPhone 17iPhone 17 technical specifications — UK

Galaxy S25 UltraNo source recorded

YesSupport is named; service and connection limitations remain.

Not verified

Crash Detection

Sources

iPhone 17iPhone 17 technical specifications — UK

Galaxy S25 UltraNo source recorded

YesSupport is named, without a detection-accuracy or rescue guarantee.

Not verified

Headphone jack

Sources

iPhone 17iPhone 17 — Technical Specifications

Galaxy S25 UltraNo source recorded

NoApple's connector list specifies USB-C, with no 3.5mm jack.

Not verifiedNot verified for this exact model.

Expandable storage

Sources

iPhone 17iPhone 17 — Technical Specifications

Galaxy S25 UltraNo source recorded

NoFixed storage options and no removable storage interface in Apple's specification.

Not verifiedNot verified for this exact model.

NFC

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

YesExact source capability wording, scoped to NFC. It does not assert the feature on every camera module or every carrier.

Wi-Fi

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

802.11a/b/g/n/ac/ax/be 2.4GHz+5GHz+6GHz, EHT320, MIMO, 4096-QAM

Bluetooth version

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

Bluetooth v5.4

Published operating system

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

Android

Processor — CPU Speed

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

4.47GHz, 3.5GHzManufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Processor — CPU Type

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

Octa-CoreManufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Storage/Memory — Memory_(GB)

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

12Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Storage/Memory — Storage (GB)

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

512Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Storage/Memory — Available Storage (GB)

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

474.2Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Network/Bearer — Number of SIM

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

Dual-SIMManufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Network/Bearer — SIM size

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

Nano-SIM (4FF), Embedded-SIMManufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Network/Bearer — SIM Slot Type

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

SIM 1 + SIM 2 / SIM 1 + eSIM / Dual eSIMManufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Network/Bearer — Infra

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

2G GSM, 3G WCDMA, 4G LTE FDD, 4G LTE TDD, 5G Sub6 FDD, 5G Sub6 TDD, 5G Sub6 SDLManufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Network/Bearer — 2G GSM

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

GSM850, GSM900, DCS1800, PCS1900Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Network/Bearer — 3G UMTS

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

B1(2100), B2(1900), B4(AWS), B5(850), B8(900)Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Network/Bearer — 4G FDD LTE

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

B1(2100), B2(1900), B3(1800), B4(AWS), B5(850), B7(2600), B8(900), B12(700), B13(700), B17(700), B18(800), B19(800), B20(800), B25(1900), B26(850), B28(700), B32(1500), B66(AWS-3)Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Network/Bearer — 4G TDD LTE

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

B38(2600), B39(1900), B40(2300), B41(2500)Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Network/Bearer — 5G FDD Sub6

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

N1(2100), N2(1900), N3(1800), N5(850), N7(2600), N8(900), N12(700), N20(800), N25(1900), N26(850), N28(700), N66(AWS-3)Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Network/Bearer — 5G TDD Sub6

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

N38(2600), N40(2300), N41(2500), N77(3700), N78(3500)Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Network/Bearer — 5G SDL Sub6

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

N75(1500+)Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Connectivity — USB Interface

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

USB Type-CManufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Connectivity — USB Version

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

USB 3.2 Gen 1Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Connectivity — Location Technology

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

GPS, Glonass, Beidou, Galileo, QZSSManufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Connectivity — Earjack

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

USB Type-CManufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Connectivity — MHL

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

NoManufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Connectivity — Wi-Fi

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

802.11a/b/g/n/ac/ax/be 2.4GHz+5GHz+6GHz, EHT320, MIMO, 4096-QAMManufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Connectivity — Wi-Fi Direct

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

YesManufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Connectivity — Bluetooth Version

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

Bluetooth v5.4Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Connectivity — NFC

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

YesManufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Connectivity — UWB (Ultra-Wideband)

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

YesManufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Connectivity — PC Sync.

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

Smart Switch (PC version)Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

AndroidManufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

General Information — Form Factor

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

Touchscreen BarManufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Sensors

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

Accelerometer, Barometer, Fingerprint Sensor, Gyro Sensor, Geomagnetic Sensor, Hall Sensor, Light Sensor, Proximity SensorManufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Physical specification — Dimension (HxWxD, mm)

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

162.8 x 77.6 x 8.2Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Audio and Video — Video Playing Format

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

MP4, M4V, 3GP, 3G2, AVI, FLV, MKV, WEBMManufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Audio and Video — Video Playing Resolution

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

UHD 8K (7680 x 4320)@60fpsManufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Audio and Video — Audio Playing Format

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

MP3, M4A, 3GA, AAC, OGG, OGA, WAV, AMR, AWB, FLAC, MID, MIDI, XMF, MXMF, IMY, RTTTL, RTX, OTA, DFF, DSF, APEManufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

ECO Design — Recycled Content (%)

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

14.1Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

ECO Design — Recyclability (%)

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

12.5Manufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Services and Applications — Mobile TV

Sources

iPhone 17No source recorded

Galaxy S25 UltraSamsung UK — exact SM-S938BAKGEUB manufacturer specifications

Not verified

NoManufacturer claim in the exact SM-S938BAKGEUB specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Show unverified (9)Not verified or conflicting for both phones. Kept for completeness; never counted as a difference.

8K video recording

Sources

iPhone 17iPhone 17 technical specifications — UK

Galaxy S25 UltraNo source recorded

Not verified8K recording · Omission of 8K is not an explicit non-support statement.

Not verified8K recording · Not verified for this exact model.

Published support term

Sources

iPhone 17Apple debuts iPhone 17

Galaxy S25 UltraNo source recorded

Not verifiedNot verified for this exact model.

Published audio playback

Sources

iPhone 17iPhone 17 technical specifications — UK

Galaxy S25 UltraNo source recorded

Not verifiedNo audio-duration maximum is given in the checked power section.

Not verified

Maximum wired charging power

Sources

iPhone 17iPhone 17 technical specifications — UK

Galaxy S25 UltraNo source recorded

Not verified40 W is the adapter requirement in a charge-time test; it is not published maximum handset input.

Not verified

Reverse wireless charging

Sources

iPhone 17iPhone 17 technical specifications — UK

Galaxy S25 UltraNo source recorded

Not verifiedThe checked charging inventory does not establish reverse wireless support. USB-C accessory power is different.

Not verifiedNot verified for this exact model.

Front camera optical stabilisation

Sources

iPhone 17iPhone 17 technical specifications — UK

Galaxy S25 UltraNo source recorded

Not verifiedUltra-stabilised video and auto image stabilisation do not establish an optical mechanism.

Not verified

Cellular modem model

Sources

iPhone 17iPhone 17 technical specifications — UK

Galaxy S25 UltraNo source recorded

Not verifiedThe mobile section names N1 and UWB, but does not identify the cellular modem.

Not verified

ProRes recording

Sources

iPhone 17iPhone 17 technical specifications — UK

Galaxy S25 UltraNo source recorded

Not verifiedThe checked rear recording list does not establish ProRes; omission is not an absolute negative for every external/app workflow.

Not verified

Log recording

Sources

iPhone 17iPhone 17 technical specifications — UK

Galaxy S25 UltraNo source recorded

Not verifiedNo named log-capture format is established by this inventory.

Not verified

Exact variants · Manufacturer specificationsView sources

A LITTLE PERSPECTIVE. A BETTER DECISION.

Decision tools

Good comparisons start with good sources.9 cited sources for this pair. Every number has a story.See the evidence

No category can be scored for both phones, so no score is shown. Manufacturer battery claims can use different test conditions. Verified specifications remain visible even where a category cannot be scored.

How we calculate scores

Apple iPhone 17

256 GB · checked 4 Sept 2026

Specifications & verification

Weight177 gManufacturer claim · high confidence

Device mass, not shipping mass; configuration and manufacture can vary.

Apple

Width71.5 mmManufacturer claim · high confidence

Labelled width; larger is not inherently preferable.

Apple

Thickness7.95 mmManufacturer claim · high confidence

Labelled depth; camera-bump dimensions are not invented.

Apple

Display size6.3 inchesManufacturer claim · high confidence

Advertised nominal diagonal, not actual viewable area.

Apple

Peak brightness3,000 nitsManufacturer claim · high confidence

Explicit outdoor peak, separate from typical and HDR maxima; manufacturer claim.

Apple

Claimed video playback30 hoursManufacturer claim · high confidence

Local-video up-to claim; not streamed or mixed-use endurance.

Apple

Claimed charging rate2.5% per minuteCalculated from sources · low confidence

The stated wired test uses a separately sold 40 W or higher adapter and USB-C cable. It is not full-charge time. 50 divided by 20 minutes; not a sustained charging rate.

Apple

Published total supportNot verified

Not published

Apple Newsroom UK

Wireless chargingYesManufacturer claim · high confidence

MagSafe and Qi2 are explicitly listed.

Apple

Reverse wireless chargingNot verified

Not published

Apple

Headphone jackNoCalculated from sources · high confidence

Apple's connector list specifies USB-C, with no 3.5mm jack.

Apple UK

Expandable storageNoCalculated from sources · medium confidence

Fixed storage options and no removable storage interface in Apple's specification.

Apple UK

eSIM onlyNoManufacturer claim · high confidence

The UK physical nano-SIM capability explicitly establishes that this configuration is not eSIM-only.

Apple Apple

IP ratingIP68Manufacturer claim · high confidence

Controlled IEC 60529 claim at up to 6 m for 30 minutes. Resistance is not permanent or a liquid-damage warranty.

Apple

RAMNot verified

Not published

Apple

Pixel density460 ppiManufacturer claim · high confidence

Directly published ppi, not calculated from rounded screen size.

Apple

Maximum refresh rate120 HzManufacturer claim · high confidence

Adaptive ProMotion up to 120 Hz; not a constant refresh rate or measured response performance.

Apple

Native telephoto reach0×Calculated from sources · medium confidence

The complete two-module inventory contains main and ultra-wide only. The 2× mode is main-sensor framing, not a dedicated telephoto lens.

Apple Apple

Claimed optical-quality reach2×Manufacturer claim · high confidence

The manufacturer names a 2× optical-quality main-sensor mode; it remains separate from native-lens reach.

Apple

Rear camera modules2Manufacturer claim · high confidence

Fusion Main and Fusion Ultra Wide are explicitly the two physical rear cameras.

Apple Apple

8K recordingNot verified

Not published

Apple

Manufacturer list price£899.00Reference only · not a live offer or current priceApple UK

All sources6

iPhone 17 — Technical SpecificationsApple UK · accessed 3 Sept 2026
Apple debuts iPhone 17Apple Newsroom UK · accessed 3 Sept 2026
Buy iPhone 17 256GB LavenderApple UK · accessed 3 Sept 2026
iPhone - Battery Test InformationApple · accessed 3 Sept 2026
iPhone 17 technical specifications — UKApple · accessed 14 Oct 2026
Identify your iPhone model — regional identifiersApple · accessed 14 Oct 2026

Samsung Galaxy S25 Ultra

512 GB · checked 17 Oct 2026

Specifications & verification

Weight218 gManufacturer claim · high confidence

Manufacturer value from Weight (g); its exact wording and qualifications are retained below.

Samsung

Width77.6 mmManufacturer claim · high confidence

Exact manufacturer Physical specification / Dimension (HxWxD, mm): 162.8 x 77.6 x 8.2. Manufacturer source explicitly labels height × width × depth in mm. Device body dimensions.

Samsung

Thickness8.2 mmManufacturer claim · high confidence

Exact manufacturer Physical specification / Dimension (HxWxD, mm): 162.8 x 77.6 x 8.2. Manufacturer source explicitly labels height × width × depth in mm. Device body dimensions.

Samsung

Display size6.9 inchesManufacturer claim · high confidence

Samsung

Peak brightnessNot verified

Not published

Claimed video playbackNot verified

Not published

Claimed charging rateNot verified

Not published

Published total supportNot verified

Not published

Wireless chargingNot verified

Not published

Reverse wireless chargingNot verified

Not published

Headphone jackNot verified

Not published

Expandable storageNot verified

Not published

eSIM onlyNoManufacturer claim · high confidence

Exact manufacturer SIM type: Nano-SIM (4FF), Embedded-SIM. Regional operator support remains separate.

Samsung

IP ratingNot verified

Not published

RAM12 GBManufacturer claim · high confidence

Manufacturer value from Memory_(GB); its exact wording and qualifications are retained below.

Samsung

Pixel densityNot verified

Not published

Maximum refresh rate120 HzManufacturer claim · high confidence

Exact manufacturer Display / Max Refresh Rate (Main Display): 120 Hz. Published maximum main-display refresh rate, separate from a touch sampling rate or a measured gaming result.

Samsung

Native telephoto reachNot verified

Not published

Claimed optical-quality reachNot verified

Not published

Rear camera modulesNot verified

Not published

8K recordingNot verified

Not published

Manufacturer list priceNot verified

All sources4

Samsung UK — exact SM-S938BAKGEUB manufacturer specificationsSamsung · accessed 17 Oct 2026
Samsung UK Galaxy S25 Ultra technical specifications — SM-S938BZBGEUBSamsung · accessed 10 Sept 2026
Samsung UK Galaxy S25 Ultra product pageSamsung · accessed 10 Sept 2026
Samsung UK — SM-S938BAKGEUB exact catalogue identity and official gallerySamsung · accessed 17 Oct 2026

A CLEARER CHOICE

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The verified differences and their sources, in one link.