iPhone Duo vs iPhone 18 Pro

211g

Source

Width

84.1mm

Closed width

Source

71.9mm

Source

Thickness

11.3mm

Closed thickness

Source

8.75mm

Source

Screen size

7.6″

Inner display size · Inner display when open; outer display is 5.4 inches.

Source

6.3″

Nominal diagonal; actual viewable area is smaller.

Source

Published peak brightnessManufacturer peak claims use different test conditions.

3000 nits

Published outdoor peak · Manufacturer claim, not an independent measurement.

Source

3000 nits

Published outdoor peak · Manufacturer claim, not an independent measurement.

Source

Pixel density

430 ppi

Inner pixel density

Source

460 ppi

Source

Maximum refresh rate

120Hz

Adaptive ProMotion; refresh depends on content.

Source

120Hz

Adaptive ProMotion; refresh depends on content.

Source

Native telephoto reach

No dedicated lensNo dedicated telephoto module; the 2× mode is a crop.

Source

4×Dedicated 100 mm equivalent telephoto.

Source

Rear camera modules

Source

Source

8K video recording

NoApple lists recording up to 4K at 60 fps; 8K is not included in the complete published recording specifications.

Source

NoApple lists recording up to 4K at 120 fps; 8K is not included in the complete published recording specifications.

Source

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

31 hours

Inner-display video playback · Apple UK local-video claim; inner display. The 44-hour outer-display claim is a different mode.

Source

34 hours

Apple UK local-video claim; not a mixed-use endurance test.

Source

Wireless charging

Yes

Source

Yes

Source

Published support term

Not verifiedUpdate policy

Source

Not verifiedUpdate policy

Source

Display specification

Inner: 7.6-inch OLED, 1878 × 2670, 430 ppi; outer: 5.4-inch OLED, 1398 × 2034, 460 ppi; both up to 120 Hz

Source

6.3-inch OLED · 2622 × 1206 · 460 ppi · adaptive refresh up to 120 Hz

Source

Chipset

Apple A20 Pro · 6 CPU cores · 7 GPU cores · dual 16-core Neural Engine

Source

Apple A20 Pro · 6 CPU cores · 7 GPU cores · dual 16-core Neural Engine

Source

RAM and storage configuration

256 GB fixed storage; RAM capacity is not published in Apple’s specification

Source

256 GB fixed storage; RAM capacity is not published in Apple’s specification

Source

Camera system

48 MP main (f/1.6) and 48 MP ultrawide; 2× mode crops the main sensor; no dedicated telephoto module

Source

48 MP main with f/1.48, f/1.8, f/2.8 and f/4 apertures; 48 MP ultrawide; 48 MP 4× telephoto; 8× optical-quality crop mode

Source

Battery and charging

UK claim: up to 31 h local video on the inner display; up to 44 h on the outer display; up to 50% in 20 minutes with a 60W-capable USB-C adapter; adapter sold separately. Battery capacity in mAh is not published.

Source

UK claim: up to 34 h local video; up to 50% in 15 minutes with a 60W-capable USB-C adapter supporting AVS; adapter sold separately. Battery capacity in mAh is not published.

Source

Dimensions

117.8 × 84.1 × 11.3 mm (height × width × thickness); closed. Open: 117.8 × 164.6 × 5.2 mm

Source

150 × 71.9 × 8.75 mm (height × width × thickness)

Source

Regional SIM / network configuration

UK model A3720: dual eSIM; no physical SIM slot; 5G sub-6 GHz. Carrier services need separate confirmation.

Source

UK model A3714: nano-SIM + eSIM and dual-eSIM support; 5G sub-6 GHz. Carrier services need separate confirmation.

Source

Storage

256 GB

Source

256 GB

Source

RAM

Not verifiedNot published by Apple in the checked specification.

Source

Not verifiedNot published by Apple in the checked specification.

Source

Height

117.8 mm

Source

150 mm

Source

Form factor

foldable

Source

slab

Source

Colour

Night Sky

Source

Burgundy

Source

Claimed streamed video

26 hoursInner display.

Source

31 hoursApple UK claim.

Source

Time to 50% wired charge

20 minutesApple claim with a separately sold 60W-capable adapter.

Source

15 minutesApple claim with a separately sold 60W-capable adapter supporting AVS.

Source

MagSafe / Qi2 charging

25 WCompatible charger and adapter required.

Source

25 WCompatible charger and adapter required.

Source

Ingress protection

IP68Apple controlled test: 6 metres for 30 minutes; resistance is not permanent.

Source

IP68Apple controlled test: 6 metres for 30 minutes; resistance is not permanent.

Source

eSIM only

Yes

Source

Source

Optical-quality zoom

2 ×Manufacturer crop-mode claim; not a separate lens.

Source

8 ×Manufacturer crop-mode claim; not a separate lens.

Source

Front cameras

Outer: 12 MP Center Stage, f/2.2. Inner: under-display FaceTime camera, f/1.8; resolution not published.

Source

18 MP Center Stage · f/1.9 · autofocus

Source

Connections

USB-C · DisplayPort · USB 3 up to 10 Gb/s

Source

USB-C · DisplayPort · USB 3 up to 10 Gb/s

Source

Wireless connectivity

Wi-Fi 7 · Bluetooth 6 · Thread

Source

Wi-Fi 7 · Bluetooth 6 · Thread

Source

Biometric authentication

Touch ID in the side button

Source

Face ID

Source

Launch operating system

iOS 27.1

Source

iOS 27

Source

Announced

2026-09-09

Source

2026-09-09

Source

Pre-orders open

2026-10-16

Source

2026-09-12

Source

Announced availability

2026-10-23

Source

2026-09-18

Source

Apple UK reference price

£1,999Announced 256 GB configuration price; not a current retailer offer.

Source

£1,199Announced 256 GB configuration price; not a current retailer offer.

Source

Apple US iPhone Duo technical specifications

US specification difference

US model is also eSIM-only. The UK product identity is retained in this comparison.

Source

US model is eSIM-only; Apple lists 36 h local video and 33 h streamed video. Those figures are not substituted for this UK model.

Source

Apple US iPhone 18 Pro technical specifications

Outer display

5.4-inch OLED · 1398 × 2034 · 460 ppi · up to 120 Hz

Source

Not verified

Open width

164.6 mm

Source

Not verified

Open thickness

5.2 mm

Source

Not verified

Outer-display video playback

44 hoursDifferent mode from the 31-hour inner-display claim.

Source

Not verified

Published professional camera workflows

0The existing capability model counts RAW stills, professional codecs, log capture and external production tools. Apple does not list these four workflows in the complete Duo photo/video specifications.

Source

4The existing capability model counts RAW stills, professional codecs, log capture and external production tools. Apple lists ProRAW, ProRes, Apple Log 2 and Genlock.

Source

Exact variants · Manufacturer specificationsView sources

GO BEYOND THE SPECS

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Make this comparison yours.

THE PRICE THAT CHANGES EVERYTHING

What price changes your mind?

A great phone. An even better deal. Find the point where the value flips.

iPhone 18 Pro matches value at£2,824.37

vs iPhone Duo
£1,999.00 reference MSRP

MORE SCORE PER £ ↑

iPhone 18 ProiPhone Duo reference

Try a iPhone 18 Pro price£1,199.00

iPhone 18 Pro offers more score per £ at this price.

A score-per-price simulation, not an objective buying verdict. Starts from reference MSRP; no live retailer offers.

Good comparisons start with good sources.8 cited sources for this pair. Every number has a story.See the evidence

Your selected categories: Display, Camera, Battery. Scores reflect published capabilities, not hands-on testing. 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 Duo

256 GB · checked 9 Sept 2026

Your weighted score64.4 / 100Selected categories: Display, Camera, Battery.

(87.75 × 1 + 13.00 × 1 + 92.57 × 1) ÷ 3

Display87.8 / 100

Published brightness, pixel density and maximum refresh under the existing capability model. This is not a laboratory display rating.

Selected weight: 1.

medium confidence · 100% model coverage

Published peak brightnessSource value: 3000

100.00 × 40% = 40.00

Manufacturer-published peak figure; not an independent measurement.

Pixel densitySource value: 430

65.00 × 35% = 22.75

Published or explicitly calculated pixel density.

Maximum adaptive refresh rateSource value: 120

100.00 × 25% = 25.00Apple

Category score = 40.00 + 22.75 + 25.00 = 87.75

Camera13.0 / 100

The existing camera-capability model uses lens reach, modules and published recording workflows. It does not measure photo quality.

Selected weight: 1.

medium confidence · 100% model coverage

Native telephoto reachSource value: 0

0.00 × 25% = 0.00

Manufacturer crop-mode claim; not a separate lens.

Published optical-quality reachSource value: 2

20.00 × 15% = 3.00

Manufacturer crop-mode claim; not a separate lens.

Published pro workflowsSource value: 0

0.00 × 35% = 0.00

The existing capability model counts RAW stills, professional codecs, log capture and external production tools. Apple does not list these four workflows in the complete Duo photo/video specifications.

8K recording availableSource value: 0

0.00 × 5% = 0.00Apple

Native rear camera modulesSource value: 2

50.00 × 20% = 10.00Apple

Category score = 0.00 + 3.00 + 0.00 + 0.00 + 10.00 = 13.00

Battery92.6 / 100

Uses the listed playback mode and short charging claim. Manufacturer protocols differ; this is not measured endurance.

Selected weight: 1.

low confidence · 100% model coverage

Manufacturer-claimed local video playbackSource value: 31

88.57 × 65% = 57.57

Apple UK local-video claim; inner display. The 44-hour outer-display claim is a different mode.

Manufacturer-claimed charging rateSource value: 2.5

100.00 × 35% = 35.00

Apple claim with a separately sold 60W-capable adapter. 50 divided by 20 minutes; not a sustained charging rate.

Category score = 57.57 + 35.00 = 92.57

PerformanceNot scored

Comparable independent CPU, GPU and sustained-performance measurements are not available here.

Not included in your current weighted score.

Missing: Independent benchmarks.

LongevityNot scored

The published update policy is listed separately; remaining support is not converted into a quality score.

Not included in your current weighted score.

Missing: Comparable remaining-support scoring methodology.

Specifications & verification

Weight254 gmanufacturer · high confidenceApple

Width84.1 mmmanufacturer · high confidence

Closed width

Thickness11.3 mmmanufacturer · high confidence

Closed thickness

Display size7.6 inchesmanufacturer · high confidence

Inner display when open; outer display is 5.4 inches.

Peak brightness3000 nitsmanufacturer · high confidence

Manufacturer claim, not an independent measurement.

Claimed video playback31 hoursmanufacturer · high confidence

Apple UK local-video claim; inner display. The 44-hour outer-display claim is a different mode.

Claimed charging rate2.5% per minutecalculated · low confidence

Apple claim with a separately sold 60W-capable adapter. 50 divided by 20 minutes; not a sustained charging rate.

Published total supportNot verified

not published

Wireless chargingYesmanufacturer · high confidenceApple

Reverse wireless chargingNot verified

not published

Headphone jackNot verified

not published

Expandable storageNot verified

not published

eSIM onlyYesmanufacturer · high confidenceApple

IP ratingIP68manufacturer · high confidence

Apple controlled test: 6 metres for 30 minutes; resistance is not permanent.

RAMNot verified

not published

Pixel density430 ppimanufacturer · high confidenceApple

Maximum refresh rate120 Hzmanufacturer · high confidence

Adaptive ProMotion; refresh depends on content.

Native telephoto reach0×manufacturer · high confidence

No dedicated telephoto module; the 2× mode is a crop.

Claimed optical-quality reach2×manufacturer · high confidence

Manufacturer crop-mode claim; not a separate lens.

Rear camera modules2manufacturer · high confidenceApple

8K recordingNomanufacturer · high confidence

Apple lists recording up to 4K at 60 fps; 8K is not included in the complete published recording specifications.

Reference MSRP£1,999.00Apple

All sources4

Apple UK iPhone Duo technical specificationsApple · accessed 2026-09-09
Apple US iPhone Duo technical specificationsApple · accessed 2026-09-09
Apple UK iPhone Duo, 256 GB, Night SkyApple · accessed 2026-09-09
Apple announces iPhone DuoApple · accessed 2026-09-09

Apple iPhone 18 Pro

256 GB · checked 9 Sept 2026

Your weighted score91.0 / 100Selected categories: Display, Camera, Battery.

(93.00 × 1 + 82.00 × 1 + 98.14 × 1) ÷ 3

Display93.0 / 100

Published brightness, pixel density and maximum refresh under the existing capability model. This is not a laboratory display rating.

Selected weight: 1.

medium confidence · 100% model coverage

Published peak brightnessSource value: 3000

100.00 × 40% = 40.00

Manufacturer-published peak figure; not an independent measurement.

Pixel densitySource value: 460

80.00 × 35% = 28.00

Published or explicitly calculated pixel density.

Maximum adaptive refresh rateSource value: 120

100.00 × 25% = 25.00Apple

Category score = 40.00 + 28.00 + 25.00 = 93.00

Camera82.0 / 100

The existing camera-capability model uses lens reach, modules and published recording workflows. It does not measure photo quality.

Selected weight: 1.

medium confidence · 100% model coverage

Native telephoto reachSource value: 4

80.00 × 25% = 20.00

Manufacturer crop-mode claim; not a separate lens.

Published optical-quality reachSource value: 8

80.00 × 15% = 12.00

Manufacturer crop-mode claim; not a separate lens.

Published pro workflowsSource value: 4

100.00 × 35% = 35.00

The existing capability model counts RAW stills, professional codecs, log capture and external production tools. Apple lists ProRAW, ProRes, Apple Log 2 and Genlock.

8K recording availableSource value: 0

0.00 × 5% = 0.00Apple

Native rear camera modulesSource value: 3

75.00 × 20% = 15.00Apple

Category score = 20.00 + 12.00 + 35.00 + 0.00 + 15.00 = 82.00

Battery98.1 / 100

Uses the listed playback mode and short charging claim. Manufacturer protocols differ; this is not measured endurance.

Selected weight: 1.

low confidence · 100% model coverage

Manufacturer-claimed local video playbackSource value: 34

97.14 × 65% = 63.14

Apple UK local-video claim; not a mixed-use endurance test.

Manufacturer-claimed charging rateSource value: 3.33

100.00 × 35% = 35.00

Apple claim with a separately sold 60W-capable adapter supporting AVS. 50 divided by 15 minutes; not a sustained charging rate.

Category score = 63.14 + 35.00 = 98.14

PerformanceNot scored

Comparable independent CPU, GPU and sustained-performance measurements are not available here.

Not included in your current weighted score.

Missing: Independent benchmarks.

LongevityNot scored

The published update policy is listed separately; remaining support is not converted into a quality score.

Not included in your current weighted score.

Missing: Comparable remaining-support scoring methodology.

Specifications & verification

Weight211 gmanufacturer · high confidenceApple

Width71.9 mmmanufacturer · high confidenceApple

Thickness8.75 mmmanufacturer · high confidenceApple

Display size6.3 inchesmanufacturer · high confidence

Nominal diagonal; actual viewable area is smaller.

Peak brightness3000 nitsmanufacturer · high confidence

Manufacturer claim, not an independent measurement.

Claimed video playback34 hoursmanufacturer · high confidence

Apple UK local-video claim; not a mixed-use endurance test.

Claimed charging rate3.3333333333333335% per minutecalculated · low confidence

Apple claim with a separately sold 60W-capable adapter supporting AVS. 50 divided by 15 minutes; not a sustained charging rate.

Published total supportNot verified

not published

Wireless chargingYesmanufacturer · high confidenceApple

Reverse wireless chargingNot verified

not published

Headphone jackNot verified

not published

Expandable storageNot verified

not published

eSIM onlyNomanufacturer · high confidenceApple

IP ratingIP68manufacturer · high confidence

Apple controlled test: 6 metres for 30 minutes; resistance is not permanent.

RAMNot verified

not published

Pixel density460 ppimanufacturer · high confidenceApple

Maximum refresh rate120 Hzmanufacturer · high confidence

Adaptive ProMotion; refresh depends on content.

Native telephoto reach4×manufacturer · high confidence

Dedicated 100 mm equivalent telephoto.

Claimed optical-quality reach8×manufacturer · high confidence

Manufacturer crop-mode claim; not a separate lens.

Rear camera modules3manufacturer · high confidenceApple

8K recordingNomanufacturer · high confidence

Apple lists recording up to 4K at 120 fps; 8K is not included in the complete published recording specifications.