Headsets and headphones / Compare

Bose QuietComfort Ultra Headphones vs Sony ULT WEAR

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Product A: Bose

QuietComfort Ultra Headphones

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B

Product B: Sony

ULT WEAR

83 of 161 known

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Only differences

ABose QuietComfort Ultra Headphones

BSony ULT WEAR

General

5 of 8 differ

Series

QuietComfort1Maker product pagebose.co.uk/p/headphones/bose-quietcomfort-ultra-headphones/QCUH-HEADPHONEARN.htmlRead 6 October 2026

ULT POWER SOUND10Press releasesony.mediaroom.com/2024-04-11-Sony-Electronics-Introduces-ULT-POWER-SOUND-R-,-A-New-Series-of-Speakers-and-Headphones-to-bring-Massive-Bass-and-the-Ultimate-VibeRead 5 October 2026

Model numbersiMaker identifiers for this exact model and its listed variants. Excludes sibling models and other generations.

440108, 880066-0100, 880066-0200, 880066-0300, 880066-1200, 880066-15001Maker product pagebose.co.uk/p/headphones/bose-quietcomfort-ultra-headphones/QCUH-HEADPHONEARN.htmlRead 6 October 2026Page product data lists SKU 880066-0100 BLACK, 880066-0200 WHITE SMOKE, 880066-0300 SANDSTONE, 880066-1200 LUNAR BLUE and 880066-1500 DEEP PLUM. Regulatory model 440108 is from the owner's guide2Maker product pagebose.de/p/headphones/bose-quietcomfort-ultra-headphones/QCUH-HEADPHONEARN.htmlRead 6 October 2026Product data lists the same five SKUs as bose.co.uk: 880066-0100, 880066-0200, 880066-0300, 880066-1200 and 880066-15003Owner's manualassets.bosecreative.com/m/8f024ac3c0159c1/original/884885_OG_QCUH-HEADPHONEARN_en.pdfRead 6 October 2026Page 6: Model number 440108

WH-ULT900N2Maker product pagesony.co.uk/electronics/support/wireless-headphones-bluetooth-headphones/wh-ult900n/specificationsRead 5 October 2026Official support specification identity WH-ULT900N / ULT WEAR. Exact marketed model, not WH-XB910N.

GTIN / EAN

Not available

Not available

AnnouncediThe maker's first announcement of this model. This is separate from first retail availability.

14 September 20234Press releasebose.com/pressroom/bose-announces-new-quietcomfort-ultra-headphones-and-earbudsRead 6 October 2026Press release dated September 14, 2023. It gives no price or sale date

11 April 202410Press releasesony.mediaroom.com/2024-04-11-Sony-Electronics-Introduces-ULT-POWER-SOUND-R-,-A-New-Series-of-Speakers-and-Headphones-to-bring-Massive-Bass-and-the-Ultimate-VibeRead 5 October 2026Maker launch date April 11, 2024. Planned Spring availability alone is not used as actual retail month.

Status

Available1Maker product pagebose.co.uk/p/headphones/bose-quietcomfort-ultra-headphones/QCUH-HEADPHONEARN.htmlRead 6 October 2026Black in stock with Add to Basket on 2026-10-06. Sandstone, Lunar Blue and Deep Plum out of stock. The bose.com US product URL redirects to the home page

Available3Maker product pagesony.jp/headphone/products/ULT_WEARRead 5 October 2026Current Japanese maker store page offers purchase and next-day shipment.

PredecessoriThe model this one directly replaced, in the same line, tier and size, as the maker or a trusted review names it.

Not available

Not available

SuccessoriThe model that directly replaced this one, in the same line, tier and size. A revision such as a Slim or OLED model does not count when a next generation exists.

Bose QuietComfort Ultra Headphones (2nd Gen)8Reviewwhathifi.com/headphones/wireless-headphones/bose-qc-ultra-headphones-2nd-gen-vs-bose-qc-ultra-headphones-1st-gen-whats-the-differenceRead 6 October 2026The original QC Ultras are outclassed by their successors. The 2nd Gen launched at the same UK price as their predecessors

Not available

Launch price (US)iThe maker's US launch MSRP for the stated configuration, excluding tax. Current store prices and later discounts do not qualify.

Not available

$199.9910Press releasesony.mediaroom.com/2024-04-11-Sony-Electronics-Introduces-ULT-POWER-SOUND-R-,-A-New-Series-of-Speakers-and-Headphones-to-bring-Massive-Bass-and-the-Ultimate-VibeRead 5 October 2026Exact Sony US launch release gives suggested retail price 199.99 USD for ULT WEAR. US price before local sales tax. Canada 349.99 and speaker prices are not substituted. Other markets without verified tax scope omitted.

Launch price (EU)iThe maker's euro launch price for the stated configuration, including VAT as published. Current store prices and later discounts do not qualify.

Not available

Not available

MarketsiISO country or region codes where this exact model or variant is sold. A source page's language does not establish availability.

GB, DE1Maker product pagebose.co.uk/p/headphones/bose-quietcomfort-ultra-headphones/QCUH-HEADPHONEARN.htmlRead 6 October 2026Sold on bose.co.uk (GB) on 2026-10-06. DE is from the bose.de source2Maker product pagebose.de/p/headphones/bose-quietcomfort-ultra-headphones/QCUH-HEADPHONEARN.htmlRead 6 October 2026Bose Germany sells the product. Black and White Smoke in stock on 2026-10-06

US10Press releasesony.mediaroom.com/2024-04-11-Sony-Electronics-Introduces-ULT-POWER-SOUND-R-,-A-New-Series-of-Speakers-and-Headphones-to-bring-Massive-Bass-and-the-Ultimate-VibeRead 5 October 2026

ColoursiThe maker's own colour names

Black, White Smoke, Sandstone, Lunar Blue, Deep Plum1Maker product pagebose.co.uk/p/headphones/bose-quietcomfort-ultra-headphones/QCUH-HEADPHONEARN.htmlRead 6 October 2026Colour names as listed on the page: Black, White Smoke, Sandstone, Lunar Blue, Deep Plum. The Diamond 60th Edition is not listed2Maker product pagebose.de/p/headphones/bose-quietcomfort-ultra-headphones/QCUH-HEADPHONEARN.htmlRead 6 October 2026Same colour to SKU pairs as bose.co.uk: Black, White Smoke, Sandstone, Lunar Blue, Deep Plum

Black, Off White, Forest Gray3Maker product pagesony.jp/headphone/products/ULT_WEARRead 5 October 2026Exact current three finish swatches, also confirmed US launch release.

Segment

Music1Maker product pagebose.co.uk/p/headphones/bose-quietcomfort-ultra-headphones/QCUH-HEADPHONEARN.htmlRead 6 October 2026Sold under Headphones. Music listening headphones, not a gaming headset

Music10Press releasesony.mediaroom.com/2024-04-11-Sony-Electronics-Introduces-ULT-POWER-SOUND-R-,-A-New-Series-of-Speakers-and-Headphones-to-bring-Massive-Bass-and-the-Ultimate-VibeRead 5 October 2026

Design

0 of 7 differ

Form factor

Over-ear1Maker product pagebose.co.uk/p/headphones/bose-quietcomfort-ultra-headphones/QCUH-HEADPHONEARN.htmlRead 6 October 2026Technical Specifications: Headphone Fit, Around Ear Circumaural

Over-ear10Press releasesony.mediaroom.com/2024-04-11-Sony-Electronics-Introduces-ULT-POWER-SOUND-R-,-A-New-Series-of-Speakers-and-Headphones-to-bring-Massive-Bass-and-the-Ultimate-VibeRead 5 October 2026Maker explicitly balanced over-ear comfort and foldable headphone design.

Ear cup enclosureiClosed, open or semi-open acoustic enclosure. This does not describe how the headset folds.

Closed9Measurementrtings.com/headphones/reviews/bose/quietcomfort-ultra-headphones-wirelessRead 6 October 2026Enclosure: Closed-Back

Closed1Maker product pagesony.jp/headphone/products/ULT_WEAR/spec.htmlRead 5 October 2026

Wearing style

Headband1Maker product pagebose.co.uk/p/headphones/bose-quietcomfort-ultra-headphones/QCUH-HEADPHONEARN.htmlRead 6 October 2026Technical Specifications: Headband, On Head Adjustable

Headband10Press releasesony.mediaroom.com/2024-04-11-Sony-Electronics-Introduces-ULT-POWER-SOUND-R-,-A-New-Series-of-Speakers-and-Headphones-to-bring-Massive-Bass-and-the-Ultimate-VibeRead 5 October 2026

FoldingiFlat means the ear cups rotate flat. Inward means the ear cups fold toward the headband.

Flat and inward3Owner's manualassets.bosecreative.com/m/8f024ac3c0159c1/original/884885_OG_QCUH-HEADPHONEARN_en.pdfRead 6 October 2026Page 42 to 43: rotate both earcups inward so they lay flat, then fold the left earcup up toward the headband

Flat and inward6Owner's manualhelpguide.sony.net/mdr/2981/v1/en/print.pdfRead 5 October 2026Page 10 expressly rotate both units flat and fold one toward headband. Maker feature 4 confirms folding and swivel structure.

Swivelling ear cupsiEar cups can rotate relative to the headband. Tilting alone does not count.

Yes3Owner's manualassets.bosecreative.com/m/8f024ac3c0159c1/original/884885_OG_QCUH-HEADPHONEARN_en.pdfRead 6 October 2026Page 42: the earcups rotate for storage

Yes6Owner's manualhelpguide.sony.net/mdr/2981/v1/en/print.pdfRead 5 October 2026

RGB lighting

Not available

Not available

Lighting zonesiNumber of independently controllable lighting areas across both ear cups.

Not available

Not available

Drivers and sound

10 of 20 differ

Driver type

Not available

Dynamic1Maker product pagesony.jp/headphone/products/ULT_WEAR/spec.htmlRead 5 October 2026

Driver sizeiDiameter of the largest sound driver. Do not use the microphone capsule diameter.

Not available

40mm1Maker product pagesony.jp/headphone/products/ULT_WEAR/spec.htmlRead 5 October 2026

Drivers per sideiNumber of sound-producing transducers in one side, excluding microphones.

Not available

Not available

Diaphragm material

Not available

Not available

Magnet

Not available

Neodymium1Maker product pagesony.jp/headphone/products/ULT_WEAR/spec.htmlRead 5 October 2026

Frequency response (wired or passive)iPublished acoustic range for wired listening, or the maker’s single range when no mode is distinguished. Power state and test standard belong in the source note.

Not available

Min5 HzMax20 kHz1Maker product pagesony.jp/headphone/products/ULT_WEAR/spec.htmlRead 5 October 2026Maker specification JEITA 5 Hz-20 kHz. Manual page 142 identifies the same numerical range as powered wired IEC response. No wireless or passive 40 kHz response is claimed.

Wireless audio transmission bandiFrequency range of audio transmitted over the wireless connection, not the acoustic response of the driver. Codec, sampling rate and bitrate conditions belong in the source note. When the maker gives a range per codec, the widest range is stored and its codec goes in the source note.

Not available

Min20 HzMax20 kHz1Maker product pagesony.jp/headphone/products/ULT_WEAR/spec.htmlRead 5 October 2026A2DP transmission range 20 Hz-20 kHz at 44.1 kHz sampling. This is not a measured acoustic bandwidth.

Impedance (passive when specified)iUse the headset-off value for a passive analog connection when the maker publishes both powered and passive values. Note the power state and test frequency.

Not available

32Ω1Maker product pagesony.jp/headphone/products/ULT_WEAR/spec.htmlRead 5 October 2026Passive wired power-off impedance 32 ohms at 1 kHz. Powered wired impedance is 314 ohms and is not mixed with the passive value.

Sensitivity (passive when specified)iUse the headset-off figure when both powered and passive values exist. The power or voltage reference, test distance and frequency belong in the source note.

Not available

100dB1Maker product pagesony.jp/headphone/products/ULT_WEAR/spec.htmlRead 5 October 2026Passive wired power-off 100 dB/mW at 1 kHz. Powered wired sensitivity is 110 dB/mW.

Sensitivity referenceiPublished power or voltage reference for sensitivity. Do not assume 1 mW when the source gives only a dB value.

Not available

Per 1 mW1Maker product pagesony.jp/headphone/products/ULT_WEAR/spec.htmlRead 5 October 2026

THD (claimed)iPublished distortion figure or numerical upper bound. The source note states any less-than sign and test level.

Not available

Not available

Max input power

Not available

Not available

Max digital audio sample rateiHighest supported digital audio sample rate over a USB cable or wireless dongle. This is not the microphone rate or acoustic frequency response.

Not available

Not available

Max digital audio bit depthiHighest published digital playback bit depth over a USB cable or wireless dongle.

Not available

Not available

DAC

Not available

Not available

Personalised soundiA manufacturer-supported hearing test or ear scan creates a device sound profile tailored to the listener. Generic equalizer adjustments do not count.

Yes11Maker product pagebose.co.uk/p/headphones/bose-quietcomfort-ultra-headphones/QCUH-HEADPHONEARN.htmlRead 8 October 2026The exact original QuietComfort Ultra Headphones CustomTune FAQ states that a calibration tone plays at startup while the headphones are worn. The headset measures how the unique ear and ear-canal shape modifies the tone, then adjusts audio playback to that ear shape. This is a manufacturer-supported acoustic ear scan and device sound profile. It is separate from manual EQ, and does not claim a hearing-threshold test or a profile saved permanently across power cycles. The second-generation headphone is excluded.

Not available

Onboard EQiCustom playback EQ profiles stored in the headset and applied without the host app running. Note supported active connections. Receiver-only or software-only EQ does not count.

Not available

Not available

Custom EQ bandsiNumber of bands in the custom playback equalizer. Microphone EQ bands are excluded.

31Maker product pagebose.co.uk/p/headphones/bose-quietcomfort-ultra-headphones/QCUH-HEADPHONEARN.htmlRead 6 October 2026Adjust EQ settings by modifying the levels of bass, mid-range and treble. The owner's guide battery note also says 3-band EQ3Owner's manualassets.bosecreative.com/m/8f024ac3c0159c1/original/884885_OG_QCUH-HEADPHONEARN_en.pdfRead 6 October 2026Page 36 test note: 3-band EQ set to zero

Not available

EQ presets

Not available

Not available

Volume limit

Not available

Not available

Spatial audio

1 of 3 differ

Spatial audio supportiNamed headset or host spatial-audio systems that the maker or reviewer explicitly supports. A platform feature may require compatible hardware, software or a separate licence.

Bose Immersive Audio1Maker product pagebose.co.uk/p/headphones/bose-quietcomfort-ultra-headphones/QCUH-HEADPHONEARN.htmlRead 6 October 2026Breakthrough Bose Immersive Audio. Still and Motion settings

360 Reality Audio5Maker product pagesony.jp/headphone/products/ULT_WEAR/feature_3.htmlRead 5 October 2026Exact product features identify 360 Reality Audio certified model. Manual page 79 requires compatible paid streaming service on iOS/Android, not a permanently included service license.

Spatial audio licence includediA paid spatial-audio licence is bundled or embedded. Compatibility with a separately purchased app does not count.

Not available

Not available

Head tracking

Yes3Owner's manualassets.bosecreative.com/m/8f024ac3c0159c1/original/884885_OG_QCUH-HEADPHONEARN_en.pdfRead 6 October 2026Page 22: in the Still setting the virtual speakers stay where they are when you move your head4Press releasebose.com/pressroom/bose-announces-new-quietcomfort-ultra-headphones-and-earbudsRead 6 October 2026Immersive Audio is enabled by an onboard IMU

Yes5Maker product pagesony.jp/headphone/products/ULT_WEAR/feature_3.htmlRead 5 October 2026Exact head-tracking feature describes spatial sound with compatible Android devices and services. It is not universal tracking on all platforms.

Noise cancelling

2 of 10 differ

Active noise cancelling

Yes1Maker product pagebose.co.uk/p/headphones/bose-quietcomfort-ultra-headphones/QCUH-HEADPHONEARN.htmlRead 6 October 2026

Yes4Maker product pagesony.jp/headphone/products/ULT_WEAR/feature_2.htmlRead 5 October 2026

ANC typeiFeedforward uses outside microphones. Feedback uses inside microphones. Hybrid uses both. Voice-call noise filtering is separate.

Hybrid1Maker product pagebose.co.uk/p/headphones/bose-quietcomfort-ultra-headphones/QCUH-HEADPHONEARN.htmlRead 6 October 2026FAQ: microphones both inside and outside the earcups. Features: 8 microphones for advanced feedback and adaptive feed-forward noise reduction

Hybrid4Maker product pagesony.jp/headphone/products/ULT_WEAR/feature_2.htmlRead 5 October 2026Exact Dual Noise Sensor paragraph specifies two feedforward plus two feedback microphones across both housings. Four physical ANC microphones.

ANC microphonesiTotal microphones used for active playback noise cancellation across both sides. Do not substitute the total physical or voice microphone count.

Not available

44Maker product pagesony.jp/headphone/products/ULT_WEAR/feature_2.htmlRead 5 October 2026

Adaptive ANCiNoise cancellation automatically changes with the environment or fit. Manually choosing a level does not count.

Yes1Maker product pagebose.co.uk/p/headphones/bose-quietcomfort-ultra-headphones/QCUH-HEADPHONEARN.htmlRead 6 October 2026Features: adaptive feed-forward noise reduction. Aware Mode with ActiveSense applies noise cancellation automatically during loud sounds

Yes4Maker product pagesony.jp/headphone/products/ULT_WEAR/feature_2.htmlRead 5 October 2026Behavior and location recognition automatically changes listening/noise-control settings. Manual page 108 expressly calls this auto noise adjustment Adaptive Sound Control. No automatic fit optimizer is inferred.

ANC levelsiNumber of adjustable cancellation strength steps. Off and transparency modes are excluded.

Not available

Not available

ANC attenuation (claimed)

Not available

Not available

Transparency mode

Yes1Maker product pagebose.co.uk/p/headphones/bose-quietcomfort-ultra-headphones/QCUH-HEADPHONEARN.htmlRead 6 October 2026Aware Mode feels as if you are not wearing headphones

Yes4Maker product pagesony.jp/headphone/products/ULT_WEAR/feature_2.htmlRead 5 October 2026

Adjustable transparency

Not available

Yes4Maker product pagesony.jp/headphone/products/ULT_WEAR/feature_2.htmlRead 5 October 2026Voice Focus on/off and adjustable ambient sound controls. Numerical ANC attenuation and ANC level count are not stated.

Conversation detectioniAudio pauses or lowers automatically when the wearer speaks. Voice assistant activation does not count.

Not available

Not available

Wind noise reduction

Yes1Maker product pagebose.co.uk/p/headphones/bose-quietcomfort-ultra-headphones/QCUH-HEADPHONEARN.htmlRead 6 October 2026FAQ What is Wind Block: mutes the outside noise-cancelling microphones in wind3Owner's manualassets.bosecreative.com/m/8f024ac3c0159c1/original/884885_OG_QCUH-HEADPHONEARN_en.pdfRead 6 October 2026Page 25: custom modes offer noise cancellation or wind block

Yes4Maker product pagesony.jp/headphone/products/ULT_WEAR/feature_2.htmlRead 5 October 2026Redesigned microphone surround reduces wind noise in ANC, ambient and call listening. Maker footnote explicitly says this structure does not reduce noise for the remote call participant.

Measured

6 of 21 differ

Frequency response notesiMeasured by a reviewer, not claimed by the maker

Warm sound with slightly emphasized bass. Low harmonic distortion. Left and right drivers are reasonably well matched except in the treble.9Measurementrtings.com/headphones/reviews/bose/quietcomfort-ultra-headphones-wirelessRead 6 October 2026Public verdict on audio reproduction accuracy and sound signature Warm. Detailed test values are members-only and were not used

The reviewed unit emphasizes bass. ULT modes further raise the low end, while the reviewer describes reduced upper-detail clarity.9Reviewsoundguys.com/sony-ult-wear-review-113412Read 5 October 2026Same exact review unit and firmware, reviewer frequency-response analysis. No graph coordinates or rating converted into dB values.

Bass amountiReviewer’s bass deviation from its stated target. Positive is more bass. Target and test method belong in the source note.

2dB9Measurementrtings.com/headphones/reviews/bose/quietcomfort-ultra-headphones-wirelessRead 6 October 2026Test Bench 2.3. Bass Amount: Slightly Emphasized (2 dB)

Not available

Treble amountiReviewer’s treble deviation from its stated target. Positive is more treble. Target and test method belong in the source note.

-1dB9Measurementrtings.com/headphones/reviews/bose/quietcomfort-ultra-headphones-wirelessRead 6 October 2026Test Bench 2.3. Treble Amount: Balanced (-1 dB)

Not available

Deviation from targetiReviewer’s full-range error from its target curve. Do not substitute a regional bass or treble error.

Not available

Not available

Consistency between fittingsiReviewer’s standard deviation across repeated fittings. Test rig and fitting procedure belong in the source note.

Not available

Not available

Harmonic distortioniIndependently measured harmonic distortion, with test level and method in the source note.

Not available

Not available

Sound leakageiIndependently measured leakage at 30 cm. Playback level and method belong in the source note.

Not available

Not available

Measured noise isolationiIndependently measured attenuation. Positive values mean more noise reduction. ANC state, rig and frequency bands belong in the source note.

Not available

Not available

Noise isolation (measured, best)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

Passive isolation (measured)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

Mic quality notesiMeasured by a reviewer, not claimed by the maker

Satisfactory. Captures the voice without notable peaks or dips. Only an okay job of separating the voice from surrounding noise.9Measurementrtings.com/headphones/reviews/bose/quietcomfort-ultra-headphones-wirelessRead 6 October 2026Public verdict on the microphone

The recorded samples show wind sensitivity and pickup of nearby noise, despite the microphone windscreens.9Reviewsoundguys.com/sony-ult-wear-review-113412Read 5 October 2026Same exact unit, recorded ideal, office, street, wind and reverberant samples. Qualitative observations do not establish numeric bandwidth or noise-handling scores.

Mic low-frequency extensioniMeasured by a reviewer, not claimed by the maker

Not available

Not available

Mic high-frequency extensioniMeasured by a reviewer, not claimed by the maker

Not available

Not available

Mic speech-to-noise ratioiMeasured by a reviewer, not claimed by the maker

Not available

Not available

Measured latencyiEnd-to-end latency measured by a reviewer for a specific connection, platform and codec. Firmware, method and operating mode belong in the source note.

Not available

Not available

Bluetooth latency (measured, worst)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

2.4 GHz latency (measured, worst)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

Measured battery lifeiReviewer’s continuous playback test. State the connection, ANC and lighting where known. Unknown settings stay omitted and are described in the source note.

ABose QuietComfort Ultra Headphones

Connection	Hours (h)
Bluetooth	27.62

Source10Reviewsoundguys.com/bose-quietcomfort-ultra-headphones-review-103901Read 6 October 2026Standardized test protocol: 27 hours and 37 minutes of continuous playback. ANC state and codec are not stated on the page

BSony ULT WEAR

Connection	Hours (h)
Bluetooth	32.58

Source9Reviewsoundguys.com/sony-ult-wear-review-113412Read 5 October 2026Provided review unit tested six days, firmware 1.0.8, Headphones Connect 10.4.1. Standardized playback peaking at 75 dB lasted 32 h 35 min, stored 32.58 h rounded. ANC state, codec and ULT mode not explicitly named for this run and not guessed.

Battery life (measured, max)iMeasured by a reviewer, not claimed by the maker

27.62h=CalculatedFrom Measured battery life

32.58h=CalculatedFrom Measured battery life

Clamping forceiMeasured by a reviewer, not claimed by the maker

Not available

Not available

Weight (measured)iIndependently weighed headset. A review that repeats the maker’s number does not qualify. Cable and microphone inclusion belong in the source note.

Not available

Not available

Microphone

3 of 16 differ

MicrophoneiMain microphone used for speech. Secondary internal microphones may be described in the source note.

Built-in1Maker product pagebose.co.uk/p/headphones/bose-quietcomfort-ultra-headphones/QCUH-HEADPHONEARN.htmlRead 6 October 2026Technical Specifications: Microphones, Built-in Microphone

Built-in1Maker product pagesony.jp/headphone/products/ULT_WEAR/spec.htmlRead 5 October 2026

Microphone element

Not available

Electret condenser1Maker product pagesony.jp/headphone/products/ULT_WEAR/spec.htmlRead 5 October 2026Exact microphone section explicitly electret condenser, not MEMS borrowed from the 1000X series.

Microphone pickup patterniUse the maker’s exact named pattern. Unidirectional does not establish whether the capsule is cardioid, supercardioid or hypercardioid.

Not available

Omnidirectional1Maker product pagesony.jp/headphone/products/ULT_WEAR/spec.htmlRead 5 October 2026

Voice microphonesiTotal microphones used for voice pickup or beamforming across both sides. ANC-only microphones are excluded.

43Owner's manualassets.bosecreative.com/m/8f024ac3c0159c1/original/884885_OG_QCUH-HEADPHONEARN_en.pdfRead 6 October 2026Page 17: four microphones for phone calls, two on each earcup

24Maker product pagesony.jp/headphone/products/ULT_WEAR/feature_2.htmlRead 5 October 2026Voice pickup paragraph explicitly describes two microphones aligned toward the mouth. This is the voice system count, separate from four ANC microphones.

Total microphonesiEvery physical microphone across the headset, including call, ANC and calibration microphones. Shared microphones count once. Excludes microphones in charging cases or receivers, and vibration sensors. Use an explicitly published physical total, never a sum of overlapping role counts.

Not available

Not available

Mic frequency responseiAcoustic microphone response, not its digital sampling rate. Connection-specific ranges belong in the source note.

Not available

Not available

Mic sensitivityiPublished microphone sensitivity. Reference such as dBV/Pa or dBFS, frequency and distance belong in the source note.

Not available

Not available

Mic signal-to-noiseiPublished microphone signal-to-noise ratio. Minimum or typical conditions belong in the source note.

Not available

Not available

Mic sample rateiExplicitly published digital microphone capture or speech sampling rate. State the audio route in the source note, or say it is unpublished. Internal capture does not prove the effective rate on every connection. Acoustic bandwidth, playback rate and generic microphone-chip capability do not qualify.

Not available

Not available

Mic noise reductioniProcessing that removes noise from transmitted speech. Playback ANC and a directional microphone alone do not count.

DSP1Maker product pagebose.co.uk/p/headphones/bose-quietcomfort-ultra-headphones/QCUH-HEADPHONEARN.htmlRead 6 October 2026FAQ phone calls: the adaptive microphone system isolates your voice from competing background noises and wind. Noise Control Type also lists Echo Reduction

DSP4Maker product pagesony.jp/headphone/products/ULT_WEAR/feature_2.htmlRead 5 October 2026Maker explicitly advanced voice signal processing with beamforming microphones and sensors. No AI inference from DSEE or generic processor branding.

Flip to mute

Not available

Not available

Mute button

Not available

Not available

Mute indicatoriPublished indication of microphone mute. mechanical_marker is a visible physical marker showing the microphone's mute-switch position. LED options require an electronic light. The in-line controller option is for a mute light on a cable remote.

Not available

Not available

Sidetone

Yes1Maker product pagebose.co.uk/p/headphones/bose-quietcomfort-ultra-headphones/QCUH-HEADPHONEARN.htmlRead 6 October 2026FAQ phone calls: self-voice allows you to hear yourself naturally3Owner's manualassets.bosecreative.com/m/8f024ac3c0159c1/original/884885_OG_QCUH-HEADPHONEARN_en.pdfRead 6 October 2026

Yes6Owner's manualhelpguide.sony.net/mdr/2981/v1/en/print.pdfRead 5 October 2026

Adjustable sidetone

Yes3Owner's manualassets.bosecreative.com/m/8f024ac3c0159c1/original/884885_OG_QCUH-HEADPHONEARN_en.pdfRead 6 October 2026Page 21: self voice is activated on calls. Adjust self voice in the Bose app

Yes6Owner's manualhelpguide.sony.net/mdr/2981/v1/en/print.pdfRead 5 October 2026Page 108 explicitly sidetone on/off through app. This proves a switch, not a continuously adjustable mix level.

Foam microphone windscreeniA foam cover for the voice microphone. An internal metal mesh pop filter does not count.

Not available

Not available

Connectivity

10 of 20 differ

Audio connectionsiConnections that carry playback audio. Charging or firmware USB alone does not count as USB audio.

Bluetooth, Analog3Owner's manualassets.bosecreative.com/m/8f024ac3c0159c1/original/884885_OG_QCUH-HEADPHONEARN_en.pdfRead 6 October 2026Page 33: 2.5 mm to 3.5 mm audio cable. Page 34: the headphones do not support USB audio

Analog, Bluetooth1Maker product pagesony.jp/headphone/products/ULT_WEAR/spec.htmlRead 5 October 2026

Analog source plugsiAnalog plug(s) supplied for the source device, including adapters. The headset-side jack is listed separately.

3.5 mm TRS10Reviewsoundguys.com/bose-quietcomfort-ultra-headphones-review-103901Read 6 October 20262.5 to 3.5mm TRS cable

3.5 mm TRS1Maker product pagesony.jp/headphone/products/ULT_WEAR/spec.htmlRead 5 October 2026Maker stereo mini plug and manual three-contact plug illustration. USB-C is charging only.

Cable connector on headsetiConnection used by the playback cable at the headset. A fixed cable is not replaceable through a headset jack.

2.5 mm3Owner's manualassets.bosecreative.com/m/8f024ac3c0159c1/original/884885_OG_QCUH-HEADPHONEARN_en.pdfRead 6 October 2026Page 33: connect the cable to the 2.5 mm port on the left earcup

3.5 mm1Maker product pagesony.jp/headphone/products/ULT_WEAR/spec.htmlRead 5 October 2026

Longest included cableiLength of the longest supplied cable, including charging and dongle cables. Individual cable lengths are listed in Cables included.

Not available

1.2m1Maker product pagesony.jp/headphone/products/ULT_WEAR/spec.htmlRead 5 October 202614Maker product pagesony.jp/headphone/products/ULT_WEARRead 8 October 2026The complete maker accessory list establishes supplied lengths of approximately 1.2 m and 0.2 m, so the existing 1.2 m longest-supplied-cable value is supported.

Headset USB plug or portiUSB plug or port on the headset or its included wired audio adapter. A charging-only USB port can appear here.

USB-C3Owner's manualassets.bosecreative.com/m/8f024ac3c0159c1/original/884885_OG_QCUH-HEADPHONEARN_en.pdfRead 6 October 2026Page 34: USB-C port on the left earcup

USB-C6Owner's manualhelpguide.sony.net/mdr/2981/v1/en/print.pdfRead 5 October 2026

Audio over USB-C cableiPlayback through a USB-C cable or included wired USB-C audio adapter. A charging-only USB-C port does not count.

No1Maker product pagebose.co.uk/p/headphones/bose-quietcomfort-ultra-headphones/QCUH-HEADPHONEARN.htmlRead 6 October 2026FAQ: Do QuietComfort Ultra Headphones support USB audio? No.3Owner's manualassets.bosecreative.com/m/8f024ac3c0159c1/original/884885_OG_QCUH-HEADPHONEARN_en.pdfRead 6 October 2026

No9Reviewsoundguys.com/sony-ult-wear-review-113412Read 5 October 2026Connectivity explicitly no audio over USB. USB-C charging only.

Passive wired listeningiAnalog playback works with the headset powered off or its battery empty. An active analog converter that needs headset power does not count.

No1Maker product pagebose.co.uk/p/headphones/bose-quietcomfort-ultra-headphones/QCUH-HEADPHONEARN.htmlRead 6 October 2026FAQ: the headphones must be powered on during use, including when using the auxiliary audio cable3Owner's manualassets.bosecreative.com/m/8f024ac3c0159c1/original/884885_OG_QCUH-HEADPHONEARN_en.pdfRead 6 October 2026Page 33: the headphones must be powered on to use the audio cable

Yes6Owner's manualhelpguide.sony.net/mdr/2981/v1/en/print.pdfRead 5 October 2026Page 72 explicitly music when powered off. ANC and ULT bass control require power. Wired calls use phone microphone, not headphone voice pickup.

Wireless receiveriDedicated wireless audio receiver or dongle. A wired USB sound card does not count.

None3Owner's manualassets.bosecreative.com/m/8f024ac3c0159c1/original/884885_OG_QCUH-HEADPHONEARN_en.pdfRead 6 October 2026Bluetooth only. No receiver in the box

Not available

Wireless receiver connectoriPhysical USB connector on the receiver. Supplied extension cables and adapters are explained in the source note. Both means two native connector types.

Not available

Not available

Wireless range (claimed)iMaker’s advertised wireless range. Connection and indoor or outdoor conditions belong in the source note. Measured distance is not stored here.

9m1Maker product pagebose.co.uk/p/headphones/bose-quietcomfort-ultra-headphones/QCUH-HEADPHONEARN.htmlRead 6 October 2026Technical Specifications: Bluetooth Range 9 m. FAQ: up to 9 metres (30 ft)

10m1Maker product pagesony.jp/headphone/products/ULT_WEAR/spec.htmlRead 5 October 2026Approximately 10 m line of sight, confirmed manual page 142. Environmental range is not guaranteed.

Bluetooth

5.31Maker product pagebose.co.uk/p/headphones/bose-quietcomfort-ultra-headphones/QCUH-HEADPHONEARN.htmlRead 6 October 2026Technical Specifications: Bluetooth Version 5.34Press releasebose.com/pressroom/bose-announces-new-quietcomfort-ultra-headphones-and-earbudsRead 6 October 2026Bluetooth 5.3 compatible

5.21Maker product pagesony.jp/headphone/products/ULT_WEAR/spec.htmlRead 5 October 2026

Bluetooth codecsiNamed Bluetooth audio codecs supported by this exact model. Host, firmware and operating-mode restrictions belong in the source note.

SBC, AAC, aptX Adaptive3Owner's manualassets.bosecreative.com/m/8f024ac3c0159c1/original/884885_OG_QCUH-HEADPHONEARN_en.pdfRead 6 October 2026Page 32: aptX Adaptive with Snapdragon Sound-certified devices. SBC and AAC from What Hi-Fi4Press releasebose.com/pressroom/bose-announces-new-quietcomfort-ultra-headphones-and-earbudsRead 6 October 2026Snapdragon Sound with aptX Adaptive, including lossless and low latency capabilities6Reviewwhathifi.com/reviews/bose-quietcomfort-ultra-headphones-reviewRead 6 October 2026Tech specs: Bluetooth SBC, AAC, aptX Adaptive

SBC, AAC, LDAC1Maker product pagesony.jp/headphone/products/ULT_WEAR/spec.htmlRead 5 October 2026

LE AudioiLE Audio playback support. Bluetooth Low Energy for app control alone does not count.

Not available

Not available

AuracastiAuracast broadcast audio support. Required phone, firmware and app conditions belong in the source note.

Not available

Not available

Bluetooth multipointiCan remain connected to multiple Bluetooth source devices at once. Mixing Bluetooth with a proprietary dongle is a separate field. A maker's dual connection to two Bluetooth devices at once counts.

Yes1Maker product pagebose.co.uk/p/headphones/bose-quietcomfort-ultra-headphones/QCUH-HEADPHONEARN.htmlRead 6 October 2026FAQ: connects to two source devices at the same time. Added by a software update in July 20243Owner's manualassets.bosecreative.com/m/8f024ac3c0159c1/original/884885_OG_QCUH-HEADPHONEARN_en.pdfRead 6 October 2026

Yes6Owner's manualhelpguide.sony.net/mdr/2981/v1/en/print.pdfRead 5 October 2026Pages 70-71 two simultaneously connected devices and one playing source. Original guide says LDAC is unavailable with multipoint enabled. Do not treat all codecs and simultaneous routes as unrestricted.

Multipoint devicesiNumber of Bluetooth source devices connected at once, not the number remembered for later pairing.

21Maker product pagebose.co.uk/p/headphones/bose-quietcomfort-ultra-headphones/QCUH-HEADPHONEARN.htmlRead 6 October 2026FAQ: two source devices at the same time3Owner's manualassets.bosecreative.com/m/8f024ac3c0159c1/original/884885_OG_QCUH-HEADPHONEARN_en.pdfRead 6 October 2026

26Owner's manualhelpguide.sony.net/mdr/2981/v1/en/print.pdfRead 5 October 2026

Paired devices remembered

63Owner's manualassets.bosecreative.com/m/8f024ac3c0159c1/original/884885_OG_QCUH-HEADPHONEARN_en.pdfRead 6 October 2026Page 27: up to six devices in the device list, two actively connected

86Owner's manualhelpguide.sony.net/mdr/2981/v1/en/print.pdfRead 5 October 2026Page 67 explicitly up to eight stored devices, with ninth overwriting oldest connection.

Mixes 2.4 GHz and Bluetooth audioiPlays both wireless audio streams at the same time. Automatic switching or Bluetooth standby does not count.

Not available

Not available

Fast pairing

Google Fast Pair3Owner's manualassets.bosecreative.com/m/8f024ac3c0159c1/original/884885_OG_QCUH-HEADPHONEARN_en.pdfRead 6 October 2026Page 31: Connect using Fast Pair, Android 6.0 or higher4Press releasebose.com/pressroom/bose-announces-new-quietcomfort-ultra-headphones-and-earbudsRead 6 October 2026

Google Fast Pair, Microsoft Swift Pair7Maker product pagesony.jp/headphone/products/ULT_WEAR/feature_5.htmlRead 5 October 2026Exact Google Fast Pair Android feature and Windows 10/11 Swift Pair feature. Pairing support does not establish every application compatibility.

Base station

Not available

Not available

Latency

None of 2 known

Low latency modeiA selectable mode intended to reduce audio delay. A low-latency connection without a distinct mode does not count.

Not available

Not available

Claimed latencyiMaker’s claimed delay for the stated connection and mode. Minimum claims and host restrictions belong in the source note.

Not available

Not available

Compatibility

2 of 3 differ

Compatible platformsiPlatforms with a documented audio path. This does not imply every connection or microphone function works. Platform editions must be checked individually.

Not available

Windows, macOS, Android, iOS6Owner's manualhelpguide.sony.net/mdr/2981/v1/en/print.pdfRead 5 October 2026Exact guide has separate Android, iPhone, Windows 10/11 and macOS pairing chapters. Universal analog jack availability is not used to infer console licensing or supported console microphones.

Connection per platformiOnly explicitly documented playback paths for the exact model. Microphone support is separate. Leave unknown microphone support omitted. An Xbox and a PlayStation edition of one headset can connect differently, so it is per variant.

ABose QuietComfort Ultra Headphones

Not available

BSony ULT WEAR

Platform	Connection
Windows	Bluetooth
macOS	Bluetooth
Android	Bluetooth
iOS	Bluetooth

Source6Owner's manualhelpguide.sony.net/mdr/2981/v1/en/print.pdfRead 5 October 2026

Official licence

Not available

Not available

Battery and charging

8 of 13 differ

Battery capacityiRated capacity of one headset battery. Do not use case, receiver or total multi-battery capacity.

Not available

Not available

Swappable batteryiBattery can be exchanged by the user as part of normal operation. Service or recycling disassembly does not count.

No3Owner's manualassets.bosecreative.com/m/8f024ac3c0159c1/original/884885_OG_QCUH-HEADPHONEARN_en.pdfRead 6 October 2026Safety information: do not attempt to remove the rechargeable lithium-ion battery. Contact Bose

Not available

Batteries includediNumber of headset batteries supplied, including the one already installed.

Not available

Not available

Claimed battery lifeiMaker’s maximum playback time per stated connection, codec, ANC, spatial audio and lighting settings. Name the spatial processing mode and other conditions in the source note. Unknown settings stay omitted.

ABose QuietComfort Ultra Headphones

Connection	ANC	Spatial audio	Hours (h)
Bluetooth	Yes	No	24
Bluetooth	Yes	Yes	18

Source12Owner's manualassets.bosecreative.com/m/8f024ac3c0159c1/original/884885_OG_QCUH-HEADPHONEARN_en.pdfRead 8 October 2026The exact manufacturer guide on printed page 36 gives up to 24 hours with Bose Immersive Audio Off and up to 18 hours with it On after a full charge. Both music rows use Quiet Mode with full active noise cancellation, Bluetooth A2DP streaming at 75 dB SPL playback loudness, and all three equalizer bands at zero. Manufacturer testing used production-representative units in June 2023 with a variety of music tracks. The Bluetooth codec and Immersive Still/Motion setting are unspecified, so neither is inferred. These are manufacturer claims, not independent reviewer measurements.

BSony ULT WEAR

Connection	ANC	Codec	Hours (h)
Bluetooth	Yes	AAC	30
Bluetooth	No	AAC	50
Bluetooth	Yes	SBC	30
Bluetooth	No	SBC	50
Bluetooth	Yes	LDAC	25
Bluetooth	No	LDAC	40
Analog	Yes	Not available	30
Analog	No	Not available	50

Source12Owner's manualhelpguide.sony.net/mdr/2981/v1/en/print.pdfRead 8 October 2026Printed page 25 of the current exact ULT WEAR Help Guide gives music playback after a full charge. AAC and SBC each allow up to 30 hours with ANC on or 50 hours with ANC and Ambient Sound Mode off. LDAC allows 25 hours with ANC on or 40 hours with both modes off. Powered analog playback allows 30 hours with ANC on or 50 hours with both modes off. Each named codec is retained in its own row. Page 26 warns that Equalizer, DSEE, voice-assistant wake words, Service Link, and the ULT Bass Control function shorten these maxima. Playback volume and LDAC bitrate are unspecified. Communication durations are excluded. The maker guide explicitly covers the ULT WEAR reference, including original model YY2981.14Maker product pagesony.jp/headphone/products/ULT_WEARRead 8 October 2026The Japanese product headline explicitly qualifies its AAC 30-hour ANC-on and 50-hour ANC-off claims with DSEE and equalizer off and other functions at their defaults. These named settings apply to that AAC claim. LDAC and SBC rows retain the separate current manual conditions, without inheriting this AAC-specific footnote.

Battery life (claimed, max)

24h=CalculatedFrom Claimed battery life

50h=CalculatedFrom Claimed battery life

Battery life with ANC (claimed)

24h=CalculatedFrom Claimed battery life

30h=CalculatedFrom Claimed battery life

Battery life without ANC (claimed)

Not available

50h=CalculatedFrom Claimed battery life

Charging port

USB-C1Maker product pagebose.co.uk/p/headphones/bose-quietcomfort-ultra-headphones/QCUH-HEADPHONEARN.htmlRead 6 October 20263Owner's manualassets.bosecreative.com/m/8f024ac3c0159c1/original/884885_OG_QCUH-HEADPHONEARN_en.pdfRead 6 October 2026

USB-C6Owner's manualhelpguide.sony.net/mdr/2981/v1/en/print.pdfRead 5 October 2026

Full charge timeiPublished time to fully charge a depleted headset. In-use charging can take longer.

180min1Maker product pagebose.co.uk/p/headphones/bose-quietcomfort-ultra-headphones/QCUH-HEADPHONEARN.htmlRead 6 October 2026Technical Specifications: Battery Charge Time 3 hours. A page FAQ says up to 2 hours. The owner's guide says up to 3 hours and wins3Owner's manualassets.bosecreative.com/m/8f024ac3c0159c1/original/884885_OG_QCUH-HEADPHONEARN_en.pdfRead 6 October 2026Page 36: allow up to 3 hours to fully charge

210min6Owner's manualhelpguide.sony.net/mdr/2981/v1/en/print.pdfRead 5 October 2026Page 23 explicitly empty battery to full capacity in about 3.5 hours, 210 minutes, using supplied cable and adapter supplying at least 0.5 A.

Quick charge timeiCharge duration in the maker’s quick-charge claim. Read together with Quick charge playback.

15min3Owner's manualassets.bosecreative.com/m/8f024ac3c0159c1/original/884885_OG_QCUH-HEADPHONEARN_en.pdfRead 6 October 2026Page 36: a 15-minute charge

10min6Owner's manualhelpguide.sony.net/mdr/2981/v1/en/print.pdfRead 5 October 2026

Quick charge playbackiPlayback gained from Quick charge time. Charger power, codec, volume and ANC conditions belong in the source note.

2.5h3Owner's manualassets.bosecreative.com/m/8f024ac3c0159c1/original/884885_OG_QCUH-HEADPHONEARN_en.pdfRead 6 October 2026Page 36: up to 2.5 hours with Immersive Audio off, 2 hours with it on. A bose.co.uk FAQ says 3 hours. The owner's guide wins

5h6Owner's manualhelpguide.sony.net/mdr/2981/v1/en/print.pdfRead 5 October 2026Page 25 explicitly 10-minute charge for about 5 hours music. Same page separately gives 3 minutes for 90 minutes. No codec or ANC state stated for quick charge.

Use while charging

No3Owner's manualassets.bosecreative.com/m/8f024ac3c0159c1/original/884885_OG_QCUH-HEADPHONEARN_en.pdfRead 6 October 2026Page 34: the headphones power off when connected to power and will not charge while powered on. They can run from USB power without charging

No6Owner's manualhelpguide.sony.net/mdr/2981/v1/en/print.pdfRead 5 October 2026Pages 23-24 headset automatically turns off and all operations including playback are disabled while connected to charging power.

Charging dock or stand

Not available

Not available

Controls

1 of 6 differ

Controls

Buttons, Touch1Maker product pagebose.co.uk/p/headphones/bose-quietcomfort-ultra-headphones/QCUH-HEADPHONEARN.htmlRead 6 October 2026FAQ controls: Bluetooth/power button, multi-function button and capacitive volume strip on the right earcup

Buttons, Touch6Owner's manualhelpguide.sony.net/mdr/2981/v1/en/print.pdfRead 5 October 2026

Volume control

Touch1Maker product pagebose.co.uk/p/headphones/bose-quietcomfort-ultra-headphones/QCUH-HEADPHONEARN.htmlRead 6 October 2026Swiping along the volume strip changes volume

Touch1Maker product pagesony.jp/headphone/products/ULT_WEAR/spec.htmlRead 5 October 2026

Game and chat mixiBalances separate game and chat audio streams. Mixing Bluetooth and dongle source volume alone does not count. Supported platforms belong in the source note.

Not available

Not available

Remappable controlsiOn-device button, touch or dial functions can be reassigned. Changing EQ alone does not count.

Yes1Maker product pagebose.co.uk/p/headphones/bose-quietcomfort-ultra-headphones/QCUH-HEADPHONEARN.htmlRead 6 October 2026Press and hold on the volume strip activates a user-configurable shortcut3Owner's manualassets.bosecreative.com/m/8f024ac3c0159c1/original/884885_OG_QCUH-HEADPHONEARN_en.pdfRead 6 October 2026Page 19: shortcut on touch and hold of the volume strip, set in the Bose app

Yes6Owner's manualhelpguide.sony.net/mdr/2981/v1/en/print.pdfRead 5 October 2026Pages 108-109 voice assistant, Quick Access, touch control enable/disable and NC/ambient button cycle can be configured. This does not imply arbitrary physical button remapping.

Wear detection

Yes1Maker product pagebose.co.uk/p/headphones/bose-quietcomfort-ultra-headphones/QCUH-HEADPHONEARN.htmlRead 6 October 2026FAQ controls: on-head/off-head detection3Owner's manualassets.bosecreative.com/m/8f024ac3c0159c1/original/884885_OG_QCUH-HEADPHONEARN_en.pdfRead 6 October 2026Page 20: on-head detection, auto play/pause and auto answer

Yes6Owner's manualhelpguide.sony.net/mdr/2981/v1/en/print.pdfRead 5 October 2026Pages 15-17 built-in proximity sensor, automatic pause/resume and power off after removal.

Voice assistant

Not available

Google Assistant, Amazon Alexa, Google app, Siri6Owner's manualhelpguide.sony.net/mdr/2981/v1/en/print.pdfRead 5 October 2026Pages 99-107 separate Google Assistant, Alexa, Android Google app and iPhone Siri chapters. Google Assistant is Android only. Google app/Siri activate by touch, not their wake words. App/network/region eligibility and mutually exclusive assigned assistants apply.

Comfort and build

6 of 11 differ

Headband type

Not available

Not available

Headband material

Pleather1Maker product pagebose.co.uk/p/headphones/bose-quietcomfort-ultra-headphones/QCUH-HEADPHONEARN.htmlRead 6 October 2026Product Comparison table, Materials: Pleather headband, plastic yolk6Reviewwhathifi.com/reviews/bose-quietcomfort-ultra-headphones-reviewRead 6 October 2026Metal arms and yokes combined with the pleather on the headband and earcups

Not available

Frame material

Not available

Not available

Ear cup material

Not available

Matte plastic9Reviewsoundguys.com/sony-ult-wear-review-113412Read 5 October 2026Exact use section explicitly matte plastic outside ear cups. No generic material is assigned to other parts.

Ear pad material

Protein leather1Maker product pagebose.co.uk/p/headphones/bose-quietcomfort-ultra-headphones/QCUH-HEADPHONEARN.htmlRead 6 October 2026Technical Specifications: Ear Cushion Material, Protein Leather

Faux leather9Reviewsoundguys.com/sony-ult-wear-review-113412Read 5 October 2026Exact ear pad paragraph explicitly padding covered in faux leather.

Replaceable ear pads

Yes1Maker product pagebose.co.uk/p/headphones/bose-quietcomfort-ultra-headphones/QCUH-HEADPHONEARN.htmlRead 6 October 2026Technical Specifications: Cushions, Removable Cushion. The page links a QSG for the QCUH cushion kit

Not available

Ear pad attachmentiHow a replacement ear pad attaches to the ear cup, not how the decorative outer cover attaches. A press-fit or snap-on pad counts as clip.

Clip3Owner's manualassets.bosecreative.com/m/8f024ac3c0159c1/original/884885_OG_QCUH-HEADPHONEARN_en.pdfRead 6 October 2026Pages 45 to 46, serial number location: pull the cushion away until all six tabs release, then align the six tabs on the cushion mounting flange with the six slots on the earcup and press until they snap in

Not available

Ear pad openingiUsable opening inside an ear pad, excluding the outer cushion. Depth is the internal space between pad surface and driver cover.

Not available

Not available

Ear tips included

Not available

Not available

Dust and water rating

Not available

Not available

User-replaceable parts

Ear cushions3Owner's manualassets.bosecreative.com/m/8f024ac3c0159c1/original/884885_OG_QCUH-HEADPHONEARN_en.pdfRead 6 October 2026Pages 45 to 46: the cushion is pulled off and snapped back by the user. Page 44: replacement parts through Bose customer service. The bose.co.uk page sells the QuietComfort Ultra Headphones Ear Cushion Kit

Not available

Software

1 of 3 differ

Companion app

Bose app3Owner's manualassets.bosecreative.com/m/8f024ac3c0159c1/original/884885_OG_QCUH-HEADPHONEARN_en.pdfRead 6 October 2026Page 12: download the Bose app. The bose.co.uk spec table still names the Bose Music App

Sony | Sound Connect8Maker product pagesony.jp/headphone/products/ULT_WEAR/feature_6.htmlRead 5 October 2026Exact current product page names Sound Connect, formerly Headphones Connect. The 2024 manual uses the older app name. No app EQ profile persistence or complete preset list inferred from two example names.

App platforms

Android, iOS1Maker product pagebose.co.uk/p/headphones/bose-quietcomfort-ultra-headphones/QCUH-HEADPHONEARN.htmlRead 6 October 2026Support: download the app on Google Play and the Apple Store

Android, iOS6Owner's manualhelpguide.sony.net/mdr/2981/v1/en/print.pdfRead 5 October 2026Page 110 Apple App Store and Google Play listings. Desktop computer playback is distinct from mobile companion app support.

User firmware updates

Yes3Owner's manualassets.bosecreative.com/m/8f024ac3c0159c1/original/884885_OG_QCUH-HEADPHONEARN_en.pdfRead 6 October 2026Page 44: updates through the Bose app or btu.Bose.com

Yes6Owner's manualhelpguide.sony.net/mdr/2981/v1/en/print.pdfRead 5 October 2026

Dimensions and weight

1 of 2 differ

Headset weightiPublished headset mass without detachable cable or microphone when stated. A fixed cable remains included. Any unqualified maker weight is identified in the source note.

254g(9 oz)1Maker product pagebose.co.uk/p/headphones/bose-quietcomfort-ultra-headphones/QCUH-HEADPHONEARN.htmlRead 6 October 2026Technical Specifications: Headphone 0.560 lb, converted. Bose Germany states 0.25 kg. What Hi-Fi states 250 g

255g(9 oz)1Maker product pagesony.jp/headphone/products/ULT_WEAR/spec.htmlRead 5 October 2026Approximate maker weight excluding cable. SoundGuys metadata 253 g is not explicitly a scale measurement and is not substituted.

Headset dimensionsiBody size with headband upright and ear cups in their normal wearing position. Width is across the head, height is top to bottom, and depth is front to back. Folded or flat-swivel dimensions are not substituted.

Not available

Not available

Certifications

0 of 3 differ

Hi-Res Audio

Not available

Not available

Communication certifications

Not available

Not available

FCC ID

A944401083Owner's manualassets.bosecreative.com/m/8f024ac3c0159c1/original/884885_OG_QCUH-HEADPHONEARN_en.pdfRead 6 October 2026Regulatory page: FCC ID A94440108, IC 3232A-440108

Not available

Other certifications

Not available

Not available

In the box

2 of 3 differ

In the box

Bose QuietComfort Ultra Headphones, Carry case, 3.5 mm to 2.5 mm audio cable, USB-C (A to C) cable (50.8 cm) (20"), Safety sheet1Maker product pagebose.co.uk/p/headphones/bose-quietcomfort-ultra-headphones/QCUH-HEADPHONEARN.htmlRead 6 October 2026What's in the box, verbatim

Sony ULT WEAR headphones, Carrying case, USB-A to USB-C cable, Headphone cable, Documents6Owner's manualhelpguide.sony.net/mdr/2981/v1/en/print.pdfRead 5 October 2026Page 9 exact included-item list. No AC adapter or airline adapter is listed.

Cables includediSupplied playback, charging, dongle and adapter cables. A permanently attached headset cable is included and named as fixed.

ABose QuietComfort Ultra Headphones

Type	Length (m)	Count
USB-A to USB-C	0.508	1
3.5 mm to 2.5 mm audio cable	Not available	1

Source1Maker product pagebose.co.uk/p/headphones/bose-quietcomfort-ultra-headphones/QCUH-HEADPHONEARN.htmlRead 6 October 2026USB-C (A to C) cable 50.8 cm (20 in). Audio cable length not published

BSony ULT WEAR

Type	Length (m)	Count
USB-A to USB-C charging cable	0.2	1
3.5 mm stereo headphone cable	1.2	1

Source6Owner's manualhelpguide.sony.net/mdr/2981/v1/en/print.pdfRead 5 October 2026Printed page 9 supplies one USB-A to USB-C charging cable and one headphone cable. The complete individual lengths are published by the separate Japanese maker accessory list.14Maker product pagesony.jp/headphone/products/ULT_WEARRead 8 October 2026The exact maker supplied-accessory list states a headphone cable approximately 1.2 m long and a USB-A to USB-C cable approximately 20 cm long. The original guide separately confirms one of each. This preserves the supplied charging-cable length without adopting optional aftermarket cables.

Carrying caseiSupplied carrying case or pouch. A retail carton does not count as a carrying case.

Hard7Reviewwhathifi.com/advice/bose-quietcomfort-headphones-vs-quietcomfort-ultra-headphones-what-are-the-differencesRead 6 October 2026Both models come with a useful hard-shell carrying case

Hard13Reviewexpertreviews.co.uk/technology/headphones-audio/sony-ult-wear-reviewRead 8 October 2026The exact ULT WEAR What do you get for the money section explicitly lists a supplied hard-shell carrying case. Original Sony Help Guide printed page 9 confirms that the case is included. Only this package fact is used from the review. Optional gSport bundles and other Sony models are excluded.

Links

Not compared

Product page

www.bose.co.uk/p/headphones/bose-quietcomfort-ultra-headphones/QCUH-HEADPHONEARN.html1Maker product pagebose.co.uk/p/headphones/bose-quietcomfort-ultra-headphones/QCUH-HEADPHONEARN.htmlRead 6 October 2026

www.sony.jp/headphone/products/ULT_WEAR1Maker product pagesony.jp/headphone/products/ULT_WEAR/spec.htmlRead 5 October 2026

Spec sheet

Not available

www.sony.jp/headphone/products/ULT_WEAR/spec.html1Maker product pagesony.jp/headphone/products/ULT_WEAR/spec.htmlRead 5 October 2026Exact Japanese specification table directly opened, decoded CP932. Closed dynamic 40 mm dome, neodymium magnet. No diaphragm material or physical drivers-per-side count is inferred.

Manual

assets.bosecreative.com/m/8f024ac3c0159c1/original/884885_OG_QCUH-HEADPHONEARN_en.pdf3Owner's manualassets.bosecreative.com/m/8f024ac3c0159c1/original/884885_OG_QCUH-HEADPHONEARN_en.pdfRead 6 October 2026Owner's guide 884885 for QuietComfort Ultra Headphones

helpguide.sony.net/mdr/2981/v1/en/print.pdf6Owner's manualhelpguide.sony.net/mdr/2981/v1/en/print.pdfRead 5 October 2026Full 144-page English Help Guide directly opened. Runtime table page 25 and continuation page 26 visually checked. Exact ULT WEAR, copyright 2024, reference 5-055-975-11(2).

EPREL registration numberiId in the EU energy label database. Each size or model of a series has its own id, so it is per variant.

Not available

Not available

Warranty

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Manufacturer warranty (source market)iThe maker's warranty period for the exact SKU or configuration and market named in the source note. It applies only to that stated market, not every regional variant. Statutory consumer rights are excluded. The base term is stored. An extension that needs registration goes in the source note.

2years1Maker product pagebose.co.uk/p/headphones/bose-quietcomfort-ultra-headphones/QCUH-HEADPHONEARN.htmlRead 6 October 2026GB: Why buy direct from Bose, 2-year warranty

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Both are also in the API. Back to all headsets and headphones.