HEADPHONES · YOUR NEXT FACE-OFF

Samsung Galaxy Buds3 Pro vs Sennheiser HD 650

Real specs. Clear sources.Exact models · UK & US buying links

Compared products

YOUR FIRST CHOICE

Samsung Galaxy Buds3 Pro

Silver · UK SM-R630NZAAEUA

Full product profile Official image

Exact model & source notes

Silver in-ear wireless earbuds with a two-way speaker, planar tweeter, dual amplifier and active noise cancellation. Samsung lists up to six hours of music per charge with ANC on and 26 hours including the case; USB-C and wireless charging serve the case. Several audio and switching features require compatible Galaxy devices.

Specifications checked 17 Oct 2026.

Amazon links open search results. Check the exact variant, current price and availability with the retailer.

Manufacturer specifications

WHICH SUITS YOU?

Choose the Samsung Galaxy Buds3 Pro for

A wireless connection

Choose the Sennheiser HD 650 for

A wired connection

Built from verified specifications that differ. Not a rating or a recommendation.

See the 3 verified differences

THE CONTENDER

Sennheiser HD 650

508825 · titanium-silver · 300 ohm · standard 3 m unbalanced cable

Full product profile Official image

Exact model & source notes

The HD 650 is an open-back, over-ear headphone with a 42 mm dynamic driver rated 10–41,000 Hz (−10 dB) at 300 ohms. It comes with a detachable 3 m 6.35 mm cable and a 3.5 mm adapter; balanced cables are optional extras.

Specifications checked 11 Sept 2026.

Amazon links open search results. Check the exact variant, current price and availability with the retailer.

Manufacturer specifications

Samsung Galaxy Buds3 Pro UK & US retailers

UK & US price history: no verified listing yet

Sennheiser HD 650 UK & US retailers

UK & US price history: no verified listing yet

Search links open retailer results, not a matched listing; eBay listings are checked daily. As an Amazon Associate I earn from qualifying purchases. As an eBay Partner, we may be compensated if you make a purchase.

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.

FEATURES SIDE BY SIDE6 topics

Yes and No describe the listed feature. Missing evidence stays unverified.

SELECTED TOPIC

01 / 06

Open-back design

Open-back earcups are not sealed. Start here if your listening space is quiet; this construction is not a sound-quality rating.

Samsung Galaxy Buds3 ProNot verified

Sennheiser HD 650Yes

Open-back. Manufacturer specification

Source 1

Choose your must-haves

Start with your listening environment. Open and closed earcups suit different surroundings. A closed back is not the same as active noise cancellation. Check the exact cable and headphone output. We do not turn impedance, driver size or unpaired lab results into a sound-quality score.

WHAT CHANGES BETWEEN THEM?

Key differences

Full specifications ↓

3 verified differences, most decision-relevant first. Missing information stays separate.

Connections

Samsung Galaxy Buds3 ProBluetooth 5.4; A2DP, AVRCP, HFP, PBP, TMAP; LE Audio

Sennheiser HD 650Wired analogue; detachable 6.35 mm unbalanced cable and included 3.5 mm adapter

Sources

Samsung Galaxy Buds3 Pro

Manufacturer specification · Audio is transmitted over Bluetooth. The USB-C connector and wireless charging belong to the charging case, not a wired audio connection.

Samsung UK Galaxy Buds3 Pro — exact Silver SM-R630NZAAEUA specifications and footnotes

Sennheiser HD 650

Manufacturer specification · Optional 4.4 mm and XLR-4 balanced cables are sold separately.

Sennheiser HD 650 — manufacturer specifications Sennheiser HD 650 — exact UK article and product details

Check the exact configuration and source conditions for your use.

Driver design

Samsung Galaxy Buds3 ProTwo-way speaker with planar tweeter and dual amplifier

Sennheiser HD 65042 mm dynamic transducer with 38 mm diaphragm and aluminium voice coil; acoustic mesh and hand-paired transducers within stated ±1 dB tolerance

Sources

Samsung Galaxy Buds3 Pro

Manufacturer specification · Manufacturer design description; no independently measured sound-quality advantage is implied.

Samsung UK Galaxy Buds3 Pro — exact Silver SM-R630NZAAEUA specifications and footnotes

Sennheiser HD 650

Manufacturer specification · The driver, diaphragm and voice-coil sizes describe different parts.

Sennheiser HD 650 — manufacturer specifications Sennheiser HD 650 — exact UK article and product details

Check whether the diameter describes the complete transducer or only its diaphragm. Different labels and driver sizes do not establish better sound.

Wearing style

Samsung Galaxy Buds3 ProIn-ear, true wireless with replaceable silicone ear tips

Sennheiser HD 650Over-ear (circumaural), open-back dynamic headphones

Sources

Samsung Galaxy Buds3 Pro

Manufacturer specification · Two earbuds and a charging case; small, medium and large ear tips supplied. Medium tips are fitted by default.

Samsung UK Galaxy Buds3 Pro — exact Silver SM-R630NZAAEUA specifications and footnotes

Sennheiser HD 650

Manufacturer specification

Sennheiser HD 650 — manufacturer specifications

Check the exact configuration and source conditions for your use.

Missing or non-comparable evidence (37)

Acoustic design

Samsung Galaxy Buds3 ProNot verified

Sennheiser HD 650Open-back

Sources

Samsung Galaxy Buds3 Pro

No source recorded for this side.

Sennheiser HD 650

Manufacturer specification

Sennheiser HD 650 — manufacturer specifications

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

Active noise cancellation

Samsung Galaxy Buds3 ProYes

Sennheiser HD 650Not verified

Sources

Samsung Galaxy Buds3 Pro

Manufacturer specification · ANC, Adaptive ANC, Adaptive Noise Control, Ambient Sound, Voice Detect and Siren Detect are listed. ANC is on by default; Adaptive Noise Control, Voice Detect and Siren Detect are off by default and configured in Galaxy Wearable.

Samsung UK Galaxy Buds3 Pro — exact Silver SM-R630NZAAEUA specifications and footnotes

Sennheiser HD 650

The reviewed exact manufacturer sources establish open-back dynamic construction but do not explicitly state whether active noise cancellation is present or absent. Acoustic mesh, an absorber or an omitted ANC control does not establish ANC=false. · Manufacturer specification

Sennheiser HD 650 — manufacturer specifications Sennheiser HD 650 — exact UK article and product details

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

Microphone

In Visual facts

Samsung Galaxy Buds3 ProYes

Sennheiser HD 650Not verified

Sources

Samsung Galaxy Buds3 Pro

Manufacturer specification · Samsung lists six microphones in total and a Voice Pickup Unit sensor. Super Wide Band calling is listed; available options depend on the connected device. No measured speech-quality result is inferred.

Samsung UK Galaxy Buds3 Pro — exact Silver SM-R630NZAAEUA specifications and footnotes

Sennheiser HD 650

The reviewed exact manufacturer sources do not explicitly establish microphone presence or absence for the supplied configuration. Stereo audio conductors and omitted controls are not proof that no microphone exists. · Manufacturer specification

Sennheiser HD 650 — manufacturer specifications Sennheiser HD 650 — exact UK article and product details

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

Battery life

Samsung Galaxy Buds3 ProMusic: earbuds up to 6 hours with ANC on or 7 hours with ANC off; earbuds with case up to 26 hours with ANC on or 30 hours with ANC off. Talk: earbuds up to 4.5/5 hours and with case up to 20/22 hours, with ANC on/off respectively.

Sennheiser HD 650Not verified

Sources

Samsung Galaxy Buds3 Pro

Manufacturer specification · The state-specific specification table supplies these figures. Samsung tested pre-production earbuds paired with a recently released Galaxy smartphone at default settings. Actual life varies with settings, usage, charge cycles and Bluetooth signal. The general footer also advertises up to 30 hours across ANC on/off; this is not treated as a separate 30-hour ANC-on claim.

Samsung UK Galaxy Buds3 Pro — exact Silver SM-R630NZAAEUA specifications and footnotes

Sennheiser HD 650

The reviewed exact manufacturer sources do not explicitly give battery life or state that no battery is required for operation. A wired analogue connection is known; the generic disposal wording “battery/rechargeable battery (if applicable)” establishes neither presence nor absence. · Manufacturer specification

Sennheiser HD 650 — manufacturer specifications Sennheiser HD 650 — exact UK article and product details

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

Nominal impedance

Samsung Galaxy Buds3 ProNot verified

Sennheiser HD 650300 ohm

Sources

Samsung Galaxy Buds3 Pro

No source recorded for this side.

Sennheiser HD 650

Manufacturer specification · Nominal impedance; check that your amplifier or audio source can drive this load.

Sennheiser HD 650 — exact UK article and product details

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

Samsung Auto Switch

Samsung Galaxy Buds3 ProYes

Sennheiser HD 650Not verified

Sources

Samsung Galaxy Buds3 Pro

Manufacturer specification · Samsung Account login required. Listed support covers Galaxy Book with One UI 6.0 or later, Galaxy phones/tablets with One UI 4.1.1 or later and Galaxy Watch4 or later. Supported Samsung TVs launched from February 2022 require the applicable firmware; TV Auto Switch covers phone calls.

Samsung UK Galaxy Buds3 Pro — exact Silver SM-R630NZAAEUA specifications and footnotes

Sennheiser HD 650

No source recorded for this side.

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

Typical battery capacity

Samsung Galaxy Buds3 Pro53 mAh per earbud; 515 mAh charging case

Sennheiser HD 650Not verified

Sources

Samsung Galaxy Buds3 Pro

Manufacturer specification · Typical, not minimum, capacities. Case capacity is separate from each earbud.

Samsung UK Galaxy Buds3 Pro — exact Silver SM-R630NZAAEUA specifications and footnotes

Sennheiser HD 650

No source recorded for this side.

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

Included and optional cables

Samsung Galaxy Buds3 ProNot verified

Sennheiser HD 650Detachable 3 m unbalanced cable included; 4.4 mm and XLR-4 cables optional

Sources

Samsung Galaxy Buds3 Pro

No source recorded for this side.

Sennheiser HD 650

Manufacturer specification · Optional cables are sold separately; balanced cables need a balanced headphone output.

Sennheiser HD 650 — manufacturer specifications Sennheiser HD 650 — exact UK article and product details

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

Included cable length

Samsung Galaxy Buds3 ProNot verified

Sennheiser HD 6503 m

Sources

Samsung Galaxy Buds3 Pro

No source recorded for this side.

Sennheiser HD 650

Manufacturer specification · Length of the supplied cable.

Sennheiser HD 650 — manufacturer specifications Sennheiser HD 650 — exact UK article and product details

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

Charging

Samsung Galaxy Buds3 ProCharging case: USB Type-C wired charging and wireless charging

Sennheiser HD 650Not verified

Sources

Samsung Galaxy Buds3 Pro

Manufacturer specification · Manual pages 6 and 9–12 identify the USB-C port and built-in wireless charging coil. Wireless charger and mains charger are sold separately. Wireless power sharing requires a supporting host and correct coil alignment; no Qi version or charge-time rating is inferred.

Samsung Galaxy Buds3/Buds3 Pro English user guide rev.1.4 (25 June 2025), linked by the exact UK model page

Sennheiser HD 650

No source recorded for this side.

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

Audio codecs

Samsung Galaxy Buds3 ProAAC, SBC, SSC (Samsung Seamless Codec), SSC-UHQ

Sennheiser HD 650Not verified

Sources

Samsung Galaxy Buds3 Pro

Manufacturer specification · Up to 24-bit/96 kHz UHQ audio is stated for Galaxy S24/S23 series, Z Fold6/Flip6/Fold5/Flip5 and Tab S9 series with One UI 6.1.1 or later. Support for unlisted devices is not established by that list.

Samsung UK Galaxy Buds3 Pro — exact Silver SM-R630NZAAEUA specifications and footnotes

Sennheiser HD 650

No source recorded for this side.

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

Supplied plug configuration

Samsung Galaxy Buds3 ProNot verified

Sennheiser HD 6506.35 mm unbalanced plug with included 6.35 mm-to-3.5 mm adapter

Sources

Samsung Galaxy Buds3 Pro

No source recorded for this side.

Sennheiser HD 650

Manufacturer specification · Needs a matching headphone output.

Sennheiser HD 650 — manufacturer specifications Sennheiser HD 650 — exact UK article and product details

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

Rated contact pressure

Samsung Galaxy Buds3 ProNot verified

Sennheiser HD 650Approximately 6.0 N ±1.0 N

Sources

Samsung Galaxy Buds3 Pro

No source recorded for this side.

Sennheiser HD 650

Manufacturer specification · Nominal clamping force; individual fit and comfort can differ.

Sennheiser HD 650 — manufacturer specifications

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

Controls

Samsung Galaxy Buds3 ProPinch for playback/calls; double/triple pinch for next/previous track; swipe for volume; configurable pinch-and-hold

Sennheiser HD 650Not verified

Sources

Samsung Galaxy Buds3 Pro

Manufacturer specification · The manual describes one pinch to play/pause or answer/end a call, pinch-and-hold to decline calls, and up/down swipes for volume. Settings are managed in Galaxy Wearable.

Samsung Galaxy Buds3/Buds3 Pro English user guide rev.1.4 (25 June 2025), linked by the exact UK model page

Sennheiser HD 650

No source recorded for this side.

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

Rated total harmonic distortion

Samsung Galaxy Buds3 ProNot verified

Sennheiser HD 650≤0.05% at 1 kHz, 1 V rms

Sources

Samsung Galaxy Buds3 Pro

No source recorded for this side.

Sennheiser HD 650

Manufacturer specification

Sennheiser HD 650 — manufacturer specifications Sennheiser HD 650 — exact UK article and product details

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

Driver diameter

Samsung Galaxy Buds3 ProNot verified

Sennheiser HD 65042 mm

Sources

Samsung Galaxy Buds3 Pro

No source recorded for this side.

Sennheiser HD 650

Manufacturer specification · Complete transducer diameter; the diaphragm is 38 mm.

Sennheiser HD 650 — exact UK article and product details

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

Ear pads

Samsung Galaxy Buds3 ProNot verified

Sennheiser HD 650Velour ear pads; replaceable

Sources

Samsung Galaxy Buds3 Pro

No source recorded for this side.

Sennheiser HD 650

Manufacturer specification · Replacement procedure shown in the manual.

Sennheiser HD 650 — manufacturer specifications Sennheiser HD 650 — exact UK article and product details

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

Equalisation

Samsung Galaxy Buds3 ProAdaptive EQ; selectable and custom equaliser

Sennheiser HD 650Not verified

Sources

Samsung Galaxy Buds3 Pro

Manufacturer specification · Custom equaliser options are configured in Galaxy Wearable. Available options depend on the connected mobile device.

Samsung UK Galaxy Buds3 Pro — exact Silver SM-R630NZAAEUA specifications and footnotes Samsung Galaxy Buds3/Buds3 Pro English user guide rev.1.4 (25 June 2025), linked by the exact UK model page

Sennheiser HD 650

No source recorded for this side.

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

Frequency equalisation

Samsung Galaxy Buds3 ProNot verified

Sennheiser HD 650Diffuse-field equalised

Sources

Samsung Galaxy Buds3 Pro

No source recorded for this side.

Sennheiser HD 650

Manufacturer specification

Sennheiser HD 650 — manufacturer specifications

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

Rated frequency range

Samsung Galaxy Buds3 ProNot verified

Sennheiser HD 65010–41,000 Hz (−10 dB)

Sources

Samsung Galaxy Buds3 Pro

No source recorded for this side.

Sennheiser HD 650

Manufacturer specification · The manual rates 10–41,000 Hz at −10 dB; Sennheiser's UK feature list quotes 12–41,000 Hz without a threshold.

Sennheiser HD 650 — manufacturer specifications Sennheiser HD 650 — exact UK article and product details

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

Galaxy AI features

Samsung Galaxy Buds3 ProInterpreter listening through a compatible Samsung Galaxy smartphone

Sennheiser HD 650Not verified

Sources

Samsung Galaxy Buds3 Pro

Manufacturer specification · Interpreter runs on the connected phone, not independently in the earbuds. Samsung Account login and language downloads may be required; availability varies by language, region, carrier and device. Accuracy is not guaranteed.

Samsung UK Galaxy Buds3 Pro — exact Silver SM-R630NZAAEUA specifications and footnotes

Sennheiser HD 650

No source recorded for this side.

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

Included items

Samsung Galaxy Buds3 ProTwo earbuds, charging case, S/M/L ear tips, USB cable and quick start guide

Sennheiser HD 650Not verified

Sources

Samsung Galaxy Buds3 Pro

Manufacturer specification · Medium ear tips are fitted by default. The manual identifies the supplied cable as USB Type-C; chargers are sold separately.

Samsung UK Galaxy Buds3 Pro — exact Silver SM-R630NZAAEUA specifications and footnotes Samsung Galaxy Buds3/Buds3 Pro English user guide rev.1.4 (25 June 2025), linked by the exact UK model page

Sennheiser HD 650

No source recorded for this side.

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

Supplied 3.5 mm adapter

Samsung Galaxy Buds3 ProNot verified

Sennheiser HD 650Yes

Sources

Samsung Galaxy Buds3 Pro

No source recorded for this side.

Sennheiser HD 650

Manufacturer specification · Manual package contents explicitly includes a 6.35 mm-to-3.5 mm stereo adapter.

Sennheiser HD 650 — manufacturer specifications Sennheiser HD 650 — exact UK article and product details

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

Rated long-term input power

Samsung Galaxy Buds3 ProNot verified

Sennheiser HD 650Maximum 500 mW under EN 60-268-7

Sources

Samsung Galaxy Buds3 Pro

No source recorded for this side.

Sennheiser HD 650

Manufacturer specification · Maximum input the headphones can handle, not the amplifier power they need.

Sennheiser HD 650 — manufacturer specifications

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

Static magnetic field at the surface

Samsung Galaxy Buds3 ProNot verified

Sennheiser HD 6501.8 mT

Sources

Samsung Galaxy Buds3 Pro

No source recorded for this side.

Sennheiser HD 650

Manufacturer specification · Static magnetic field at the headphone surface.

Sennheiser HD 650 — manufacturer specifications Sennheiser HD 650 — exact UK article and product details

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

Neck stretch reminder

Samsung Galaxy Buds3 ProYes

Sennheiser HD 650Not verified

Sources

Samsung Galaxy Buds3 Pro

Manufacturer specification

Samsung UK Galaxy Buds3 Pro — exact Silver SM-R630NZAAEUA specifications and footnotes

Sennheiser HD 650

No source recorded for this side.

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

Operating temperature

Samsung Galaxy Buds3 ProNot verified

Sennheiser HD 650−10 °C to +55 °C

Sources

Samsung Galaxy Buds3 Pro

No source recorded for this side.

Sennheiser HD 650

Manufacturer specification

Sennheiser HD 650 — manufacturer specifications

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

Samsung Find

Samsung Galaxy Buds3 ProYes

Sennheiser HD 650Not verified

Sources

Samsung Galaxy Buds3 Pro

Manufacturer specification

Samsung UK Galaxy Buds3 Pro — exact Silver SM-R630NZAAEUA specifications and footnotes

Sennheiser HD 650

No source recorded for this side.

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

Rated sensitivity

Samsung Galaxy Buds3 ProNot verified

Sennheiser HD 650103 dB SPL at 1 kHz, 1 V rms

Sources

Samsung Galaxy Buds3 Pro

No source recorded for this side.

Sennheiser HD 650

Manufacturer specification · Rated at 1 kHz with 1 V rms; not directly comparable with dB/mW ratings.

Sennheiser HD 650 — manufacturer specifications

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

Sensors

Samsung Galaxy Buds3 ProAccelerometer, gyro, Hall, pressure, proximity and touch sensors; Voice Pickup Unit

Sennheiser HD 650Not verified

Sources

Samsung Galaxy Buds3 Pro

Manufacturer specification

Samsung UK Galaxy Buds3 Pro — exact Silver SM-R630NZAAEUA specifications and footnotes

Sennheiser HD 650

No source recorded for this side.

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

Replaceable parts

Samsung Galaxy Buds3 ProNot verified

Sennheiser HD 650Detachable cable and replaceable ear pads; headband padding via repair service

Sources

Samsung Galaxy Buds3 Pro

No source recorded for this side.

Sennheiser HD 650

Manufacturer specification · Replacement procedures are in the manual; spare-part availability varies.

Sennheiser HD 650 — manufacturer specifications

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

Spatial audio

Samsung Galaxy Buds3 Pro360 Audio with head tracking

Sennheiser HD 650Not verified

Sources

Samsung Galaxy Buds3 Pro

Manufacturer specification · Requires supported Samsung Galaxy smartphones/tablets with One UI 3.1 or later, or selected Samsung TVs. App/content and model support vary. Direct Multi-channel requires One UI 4.1.1 or later.

Samsung UK Galaxy Buds3 Pro — exact Silver SM-R630NZAAEUA specifications and footnotes

Sennheiser HD 650

No source recorded for this side.

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

Voice commands

Samsung Galaxy Buds3 ProFixed Korean and English commands; Bixby voice wake-up

Sennheiser HD 650Not verified

Sources

Samsung Galaxy Buds3 Pro

Manufacturer specification · Bixby requires a compatible connected device; language, region and feature availability vary.

Samsung UK Galaxy Buds3 Pro — exact Silver SM-R630NZAAEUA specifications and footnotes Samsung Galaxy Buds3/Buds3 Pro English user guide rev.1.4 (25 June 2025), linked by the exact UK model page

Sennheiser HD 650

No source recorded for this side.

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

Dust and water resistance

Samsung Galaxy Buds3 ProIP57 earbuds; charging case is not water resistant

Sennheiser HD 650Not verified

Sources

Samsung Galaxy Buds3 Pro

Manufacturer specification · Laboratory fresh-water immersion test: up to 1 metre for up to 30 minutes. Not advised for beach or pool use. Damaged earbuds are not guaranteed water resistant; dry earbuds and hands before placing earbuds in the case.

Samsung UK Galaxy Buds3 Pro — exact Silver SM-R630NZAAEUA specifications and footnotes

Sennheiser HD 650

No source recorded for this side.

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

Weight per earbud

Samsung Galaxy Buds3 Pro5.4 g

Sennheiser HD 650Not verified

Sources

Samsung Galaxy Buds3 Pro

Manufacturer specification · Each earbud; the charging case is separately listed as 46.5 g.

Samsung UK Galaxy Buds3 Pro — exact Silver SM-R630NZAAEUA specifications and footnotes

Sennheiser HD 650

No source recorded for this side.

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

Earbud and charging-case dimensions

Samsung Galaxy Buds3 ProEach earbud: 18.1 × 19.8 × 33.2 mm; case: 48.7 × 58.9 × 24.4 mm

Sennheiser HD 650Not verified

Sources

Samsung Galaxy Buds3 Pro

Manufacturer specification · Samsung gives both tuples in height × width × depth order.

Samsung UK Galaxy Buds3 Pro — exact Silver SM-R630NZAAEUA specifications and footnotes

Sennheiser HD 650

No source recorded for this side.

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

Weight

Samsung Galaxy Buds3 ProNot verified

Sennheiser HD 650260 g

Sources

Samsung Galaxy Buds3 Pro

No source recorded for this side.

Sennheiser HD 650

Manufacturer specification · Approximate, without the cable.

Sennheiser HD 650 — manufacturer specifications

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

0 shared fields have the same recorded value.

YOUR HEADPHONES. YOUR RULES.

Check against your must-haves

Feature matching for the features you select. It doesn’t rate sound or comfort.

Start with your listening setup.

Choose a starting point, then fine-tune your must-haves.

FINE-TUNE THE DETAILS

Your essentials.

These shortcuts select the features shown above. Check the fit against your own equipment and listening space.

A feature match describes the selected requirements. It doesn’t rate sound or comfort.

Open-back designFor a quiet listening spaceClosed-back designAn enclosed outer earcupDetachable cableUnplug the cable at the headphonesBuilt-in microphoneFor calls and voice chatActive noise cancellationNot the same as a closed back

YOUR CHOICE

Samsung Galaxy Buds3 Pro

Select a feature to check your fit.

YOUR CHOICE

Sennheiser HD 650

Select a feature to check your fit.

Feature matching, not a sound-quality score. The specification table links to the evidence for each feature.

WHAT EACH CHOICE ASKS OF YOU

What it brings and what to check

Samsung Galaxy Buds3 Pro

What it brings

Replaceable S/M/L ear tips, ANC and ambient listening provide fit and noise-control options.
Manufacturer source
The charging case accepts USB-C or wireless charging; a USB cable is supplied.
Manufacturer source Manufacturer source
Pinch controls manage playback and calls, with swipe controls for volume.
Manufacturer source

What to check

24-bit/96 kHz UHQ audio, 360 Audio and Auto Switch have Samsung-device and software conditions; a Bluetooth connection alone does not establish those features.
Manufacturer source
The IP57 rating applies to the earbuds. The charging case is not water resistant, and wet earbuds must be dried before charging.
Manufacturer source
Samsung’s battery figures are conditional maxima, and ANC-on music ratings are lower than ANC-off ratings. A mains or wireless charger is sold separately.
Manufacturer source Manufacturer source

Sennheiser HD 650

What it brings

Its 42 mm dynamic driver has hand-paired transducers matched within ±1 dB, and the supplied 6.35 mm cable with 3.5 mm adapter fits both common socket sizes. The cable and velour ear pads are replaceable.
Manufacturer source Manufacturer source

What to check

At 300 ohms, check that your amplifier or audio source can drive the headphones properly. The documented connection uses the supplied analogue audio cable and 3.5 mm adapter.
Manufacturer source Manufacturer source
Sennheiser describes the intended use as listening at home with high-quality audio systems. The 4.4 mm balanced and XLR-4 cables are optional accessories.
Manufacturer source Manufacturer source

COMPARE THE DETAILS

Full specifications

How we verify

Differences only

40 of 40 specifications Sources in each row

Source-backed specifications for Samsung Galaxy Buds3 Pro and Sennheiser HD 650
Specification	Samsung Galaxy Buds3 Pro	Sennheiser HD 650

Wearing styleDifferent Sources Samsung Galaxy Buds3 Pro Manufacturer specification · Two earbuds and a charging case; small, medium and large ear tips supplied. Medium tips are fitted by default. Samsung UK Galaxy Buds3 Pro — exact Silver SM-R630NZAAEUA specifications and footnotes Sennheiser HD 650 Manufacturer specification Sennheiser HD 650 — manufacturer specifications	In-ear, true wireless with replaceable silicone ear tips	Over-ear (circumaural), open-back dynamic headphones
Weight per earbud Sources Samsung Galaxy Buds3 Pro Manufacturer specification · Each earbud; the charging case is separately listed as 46.5 g. Samsung UK Galaxy Buds3 Pro — exact Silver SM-R630NZAAEUA specifications and footnotes Sennheiser HD 650 No source recorded.	5.4 g	Not provided
Earbud and charging-case dimensions Sources Samsung Galaxy Buds3 Pro Manufacturer specification · Samsung gives both tuples in height × width × depth order. Samsung UK Galaxy Buds3 Pro — exact Silver SM-R630NZAAEUA specifications and footnotes Sennheiser HD 650 No source recorded.	Each earbud: 18.1 × 19.8 × 33.2 mm; case: 48.7 × 58.9 × 24.4 mm	Not provided
Dust and water resistance Sources Samsung Galaxy Buds3 Pro Manufacturer specification · Laboratory fresh-water immersion test: up to 1 metre for up to 30 minutes. Not advised for beach or pool use. Damaged earbuds are not guaranteed water resistant; dry earbuds and hands before placing earbuds in the case. Samsung UK Galaxy Buds3 Pro — exact Silver SM-R630NZAAEUA specifications and footnotes Sennheiser HD 650 No source recorded.	IP57 earbuds; charging case is not water resistant	Not provided
Weight Sources Samsung Galaxy Buds3 Pro No source recorded. Sennheiser HD 650 Manufacturer specification · Approximate, without the cable. Sennheiser HD 650 — manufacturer specifications	Not provided	260 g
Acoustic design Sources Samsung Galaxy Buds3 Pro No source recorded. Sennheiser HD 650 Manufacturer specification Sennheiser HD 650 — manufacturer specifications	Not provided	Open-back
Replaceable parts Sources Samsung Galaxy Buds3 Pro No source recorded. Sennheiser HD 650 Manufacturer specification · Replacement procedures are in the manual; spare-part availability varies. Sennheiser HD 650 — manufacturer specifications	Not provided	Detachable cable and replaceable ear pads; headband padding via repair service
Ear pads Sources Samsung Galaxy Buds3 Pro No source recorded. Sennheiser HD 650 Manufacturer specification · Replacement procedure shown in the manual. Sennheiser HD 650 — manufacturer specifications Sennheiser HD 650 — exact UK article and product details	Not provided	Velour ear pads; replaceable
Rated contact pressure Sources Samsung Galaxy Buds3 Pro No source recorded. Sennheiser HD 650 Manufacturer specification · Nominal clamping force; individual fit and comfort can differ. Sennheiser HD 650 — manufacturer specifications	Not provided	Approximately 6.0 N ±1.0 N

ConnectionsDifferent Sources Samsung Galaxy Buds3 Pro Manufacturer specification · Audio is transmitted over Bluetooth. The USB-C connector and wireless charging belong to the charging case, not a wired audio connection. Samsung UK Galaxy Buds3 Pro — exact Silver SM-R630NZAAEUA specifications and footnotes Sennheiser HD 650 Manufacturer specification · Optional 4.4 mm and XLR-4 balanced cables are sold separately. Sennheiser HD 650 — manufacturer specifications Sennheiser HD 650 — exact UK article and product details	Bluetooth 5.4; A2DP, AVRCP, HFP, PBP, TMAP; LE Audio	Wired analogue; detachable 6.35 mm unbalanced cable and included 3.5 mm adapter
Battery life Sources Samsung Galaxy Buds3 Pro Manufacturer specification · The state-specific specification table supplies these figures. Samsung tested pre-production earbuds paired with a recently released Galaxy smartphone at default settings. Actual life varies with settings, usage, charge cycles and Bluetooth signal. The general footer also advertises up to 30 hours across ANC on/off; this is not treated as a separate 30-hour ANC-on claim. Samsung UK Galaxy Buds3 Pro — exact Silver SM-R630NZAAEUA specifications and footnotes Sennheiser HD 650 The reviewed exact manufacturer sources do not explicitly give battery life or state that no battery is required for operation. A wired analogue connection is known; the generic disposal wording “battery/rechargeable battery (if applicable)” establishes neither presence nor absence. · Manufacturer specification Sennheiser HD 650 — manufacturer specifications Sennheiser HD 650 — exact UK article and product details	Music: earbuds up to 6 hours with ANC on or 7 hours with ANC off; earbuds with case up to 26 hours with ANC on or 30 hours with ANC off. Talk: earbuds up to 4.5/5 hours and with case up to 20/22 hours, with ANC on/off respectively.	Not listed by the manufacturer
Typical battery capacity Sources Samsung Galaxy Buds3 Pro Manufacturer specification · Typical, not minimum, capacities. Case capacity is separate from each earbud. Samsung UK Galaxy Buds3 Pro — exact Silver SM-R630NZAAEUA specifications and footnotes Sennheiser HD 650 No source recorded.	53 mAh per earbud; 515 mAh charging case	Not provided
Audio codecs Sources Samsung Galaxy Buds3 Pro Manufacturer specification · Up to 24-bit/96 kHz UHQ audio is stated for Galaxy S24/S23 series, Z Fold6/Flip6/Fold5/Flip5 and Tab S9 series with One UI 6.1.1 or later. Support for unlisted devices is not established by that list. Samsung UK Galaxy Buds3 Pro — exact Silver SM-R630NZAAEUA specifications and footnotes Sennheiser HD 650 No source recorded.	AAC, SBC, SSC (Samsung Seamless Codec), SSC-UHQ	Not provided
Samsung Auto Switch Sources Samsung Galaxy Buds3 Pro Manufacturer specification · Samsung Account login required. Listed support covers Galaxy Book with One UI 6.0 or later, Galaxy phones/tablets with One UI 4.1.1 or later and Galaxy Watch4 or later. Supported Samsung TVs launched from February 2022 require the applicable firmware; TV Auto Switch covers phone calls. Samsung UK Galaxy Buds3 Pro — exact Silver SM-R630NZAAEUA specifications and footnotes Sennheiser HD 650 No source recorded.	Yes	Not provided
Charging Sources Samsung Galaxy Buds3 Pro Manufacturer specification · Manual pages 6 and 9–12 identify the USB-C port and built-in wireless charging coil. Wireless charger and mains charger are sold separately. Wireless power sharing requires a supporting host and correct coil alignment; no Qi version or charge-time rating is inferred. Samsung Galaxy Buds3/Buds3 Pro English user guide rev.1.4 (25 June 2025), linked by the exact UK model page Sennheiser HD 650 No source recorded.	Charging case: USB Type-C wired charging and wireless charging	Not provided
Included cable length Sources Samsung Galaxy Buds3 Pro No source recorded. Sennheiser HD 650 Manufacturer specification · Length of the supplied cable. Sennheiser HD 650 — manufacturer specifications Sennheiser HD 650 — exact UK article and product details	Not provided	3 m
Supplied plug configuration Sources Samsung Galaxy Buds3 Pro No source recorded. Sennheiser HD 650 Manufacturer specification · Needs a matching headphone output. Sennheiser HD 650 — manufacturer specifications Sennheiser HD 650 — exact UK article and product details	Not provided	6.35 mm unbalanced plug with included 6.35 mm-to-3.5 mm adapter
Included and optional cables Sources Samsung Galaxy Buds3 Pro No source recorded. Sennheiser HD 650 Manufacturer specification · Optional cables are sold separately; balanced cables need a balanced headphone output. Sennheiser HD 650 — manufacturer specifications Sennheiser HD 650 — exact UK article and product details	Not provided	Detachable 3 m unbalanced cable included; 4.4 mm and XLR-4 cables optional

Driver designDifferent Sources Samsung Galaxy Buds3 Pro Manufacturer specification · Manufacturer design description; no independently measured sound-quality advantage is implied. Samsung UK Galaxy Buds3 Pro — exact Silver SM-R630NZAAEUA specifications and footnotes Sennheiser HD 650 Manufacturer specification · The driver, diaphragm and voice-coil sizes describe different parts. Sennheiser HD 650 — manufacturer specifications Sennheiser HD 650 — exact UK article and product details	Two-way speaker with planar tweeter and dual amplifier	42 mm dynamic transducer with 38 mm diaphragm and aluminium voice coil; acoustic mesh and hand-paired transducers within stated ±1 dB tolerance
Spatial audio Sources Samsung Galaxy Buds3 Pro Manufacturer specification · Requires supported Samsung Galaxy smartphones/tablets with One UI 3.1 or later, or selected Samsung TVs. App/content and model support vary. Direct Multi-channel requires One UI 4.1.1 or later. Samsung UK Galaxy Buds3 Pro — exact Silver SM-R630NZAAEUA specifications and footnotes Sennheiser HD 650 No source recorded.	360 Audio with head tracking	Not provided
Equalisation Sources Samsung Galaxy Buds3 Pro Manufacturer specification · Custom equaliser options are configured in Galaxy Wearable. Available options depend on the connected mobile device. Samsung UK Galaxy Buds3 Pro — exact Silver SM-R630NZAAEUA specifications and footnotes Samsung Galaxy Buds3/Buds3 Pro English user guide rev.1.4 (25 June 2025), linked by the exact UK model page Sennheiser HD 650 No source recorded.	Adaptive EQ; selectable and custom equaliser	Not provided
Nominal impedance Sources Samsung Galaxy Buds3 Pro No source recorded. Sennheiser HD 650 Manufacturer specification · Nominal impedance; check that your amplifier or audio source can drive this load. Sennheiser HD 650 — exact UK article and product details	Not provided	300 ohm
Rated frequency range Sources Samsung Galaxy Buds3 Pro No source recorded. Sennheiser HD 650 Manufacturer specification · The manual rates 10–41,000 Hz at −10 dB; Sennheiser's UK feature list quotes 12–41,000 Hz without a threshold. Sennheiser HD 650 — manufacturer specifications Sennheiser HD 650 — exact UK article and product details	Not provided	10–41,000 Hz (−10 dB)
Rated sensitivity Sources Samsung Galaxy Buds3 Pro No source recorded. Sennheiser HD 650 Manufacturer specification · Rated at 1 kHz with 1 V rms; not directly comparable with dB/mW ratings. Sennheiser HD 650 — manufacturer specifications	Not provided	103 dB SPL at 1 kHz, 1 V rms
Rated long-term input power Sources Samsung Galaxy Buds3 Pro No source recorded. Sennheiser HD 650 Manufacturer specification · Maximum input the headphones can handle, not the amplifier power they need. Sennheiser HD 650 — manufacturer specifications	Not provided	Maximum 500 mW under EN 60-268-7
Frequency equalisation Sources Samsung Galaxy Buds3 Pro No source recorded. Sennheiser HD 650 Manufacturer specification Sennheiser HD 650 — manufacturer specifications	Not provided	Diffuse-field equalised
Rated total harmonic distortion Sources Samsung Galaxy Buds3 Pro No source recorded. Sennheiser HD 650 Manufacturer specification Sennheiser HD 650 — manufacturer specifications Sennheiser HD 650 — exact UK article and product details	Not provided	≤0.05% at 1 kHz, 1 V rms
Driver diameter Sources Samsung Galaxy Buds3 Pro No source recorded. Sennheiser HD 650 Manufacturer specification · Complete transducer diameter; the diaphragm is 38 mm. Sennheiser HD 650 — exact UK article and product details	Not provided	42 mm

Microphone Sources Samsung Galaxy Buds3 Pro Manufacturer specification · Samsung lists six microphones in total and a Voice Pickup Unit sensor. Super Wide Band calling is listed; available options depend on the connected device. No measured speech-quality result is inferred. Samsung UK Galaxy Buds3 Pro — exact Silver SM-R630NZAAEUA specifications and footnotes Sennheiser HD 650 The reviewed exact manufacturer sources do not explicitly establish microphone presence or absence for the supplied configuration. Stereo audio conductors and omitted controls are not proof that no microphone exists. · Manufacturer specification Sennheiser HD 650 — manufacturer specifications Sennheiser HD 650 — exact UK article and product details	Yes	Not listed by the manufacturer
Active noise cancellation Sources Samsung Galaxy Buds3 Pro Manufacturer specification · ANC, Adaptive ANC, Adaptive Noise Control, Ambient Sound, Voice Detect and Siren Detect are listed. ANC is on by default; Adaptive Noise Control, Voice Detect and Siren Detect are off by default and configured in Galaxy Wearable. Samsung UK Galaxy Buds3 Pro — exact Silver SM-R630NZAAEUA specifications and footnotes Sennheiser HD 650 The reviewed exact manufacturer sources establish open-back dynamic construction but do not explicitly state whether active noise cancellation is present or absent. Acoustic mesh, an absorber or an omitted ANC control does not establish ANC=false. · Manufacturer specification Sennheiser HD 650 — manufacturer specifications Sennheiser HD 650 — exact UK article and product details	Yes	Not listed by the manufacturer

Sensors Sources Samsung Galaxy Buds3 Pro Manufacturer specification Samsung UK Galaxy Buds3 Pro — exact Silver SM-R630NZAAEUA specifications and footnotes Sennheiser HD 650 No source recorded.	Accelerometer, gyro, Hall, pressure, proximity and touch sensors; Voice Pickup Unit	Not provided
Controls Sources Samsung Galaxy Buds3 Pro Manufacturer specification · The manual describes one pinch to play/pause or answer/end a call, pinch-and-hold to decline calls, and up/down swipes for volume. Settings are managed in Galaxy Wearable. Samsung Galaxy Buds3/Buds3 Pro English user guide rev.1.4 (25 June 2025), linked by the exact UK model page Sennheiser HD 650 No source recorded.	Pinch for playback/calls; double/triple pinch for next/previous track; swipe for volume; configurable pinch-and-hold	Not provided
Galaxy AI features Sources Samsung Galaxy Buds3 Pro Manufacturer specification · Interpreter runs on the connected phone, not independently in the earbuds. Samsung Account login and language downloads may be required; availability varies by language, region, carrier and device. Accuracy is not guaranteed. Samsung UK Galaxy Buds3 Pro — exact Silver SM-R630NZAAEUA specifications and footnotes Sennheiser HD 650 No source recorded.	Interpreter listening through a compatible Samsung Galaxy smartphone	Not provided
Samsung Find Sources Samsung Galaxy Buds3 Pro Manufacturer specification Samsung UK Galaxy Buds3 Pro — exact Silver SM-R630NZAAEUA specifications and footnotes Sennheiser HD 650 No source recorded.	Yes	Not provided
Neck stretch reminder Sources Samsung Galaxy Buds3 Pro Manufacturer specification Samsung UK Galaxy Buds3 Pro — exact Silver SM-R630NZAAEUA specifications and footnotes Sennheiser HD 650 No source recorded.	Yes	Not provided
Voice commands Sources Samsung Galaxy Buds3 Pro Manufacturer specification · Bixby requires a compatible connected device; language, region and feature availability vary. Samsung UK Galaxy Buds3 Pro — exact Silver SM-R630NZAAEUA specifications and footnotes Samsung Galaxy Buds3/Buds3 Pro English user guide rev.1.4 (25 June 2025), linked by the exact UK model page Sennheiser HD 650 No source recorded.	Fixed Korean and English commands; Bixby voice wake-up	Not provided

Included items Sources Samsung Galaxy Buds3 Pro Manufacturer specification · Medium ear tips are fitted by default. The manual identifies the supplied cable as USB Type-C; chargers are sold separately. Samsung UK Galaxy Buds3 Pro — exact Silver SM-R630NZAAEUA specifications and footnotes Samsung Galaxy Buds3/Buds3 Pro English user guide rev.1.4 (25 June 2025), linked by the exact UK model page Sennheiser HD 650 No source recorded.	Two earbuds, charging case, S/M/L ear tips, USB cable and quick start guide	Not provided
Supplied 3.5 mm adapter Sources Samsung Galaxy Buds3 Pro No source recorded. Sennheiser HD 650 Manufacturer specification · Manual package contents explicitly includes a 6.35 mm-to-3.5 mm stereo adapter. Sennheiser HD 650 — manufacturer specifications Sennheiser HD 650 — exact UK article and product details	Not provided	Yes

Static magnetic field at the surface Sources Samsung Galaxy Buds3 Pro No source recorded. Sennheiser HD 650 Manufacturer specification · Static magnetic field at the headphone surface. Sennheiser HD 650 — manufacturer specifications Sennheiser HD 650 — exact UK article and product details	Not provided	1.8 mT
Operating temperature Sources Samsung Galaxy Buds3 Pro No source recorded. Sennheiser HD 650 Manufacturer specification Sennheiser HD 650 — manufacturer specifications	Not provided	−10 °C to +55 °C

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Impedance: 300 Ω
Cable length: 3 m
Wearing style: Over-ear (circumaural), open-back dynamic headphones

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Each record represents an explicitly checked model and configuration. Original import: 5 Sept 2026; this is not its verification date. This is not a list of current offers or a popularity ranking.