Earbuds / Compare

Bose QuietComfort Earbuds II vs Bose QuietComfort Ultra Earbuds

A

Product A: Bose

QuietComfort Earbuds II

74 of 166 known

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B

Product B: Bose

QuietComfort Ultra Earbuds

83 of 166 known

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All 166 fields

Every value links to where we found it.

Only differences

ABose QuietComfort Earbuds II

BBose QuietComfort Ultra Earbuds

General

4 of 8 differ

Series

QuietComfort1Press releasebose.com/pressroom/quietcomfort-earbuds-iiRead 10 October 2026

QuietComfort1Maker product pagebose.co.uk/p/earbuds/bose-quietcomfort-ultra-earbuds/QCUE-HEADPHONEIN.htmlRead 7 October 2026

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

870730-0010, 870730-00204Reviewsoundguys.com/bose-quietcomfort-earbuds-ii-review-78772Read 10 October 2026Spec box lists 870730-0010 for the Triple Black unit.9Retailer pagegreentoe.com/product/Bose_QuietComfort_Earbuds_II_Noise-Canceling_True_Wireless_In-Ear_Headphones__Triple_870730-0010Read 10 October 2026870730-0010 Triple Black. The Soapstone listing on the same retailer gives 870730-0020.

441408, 408L, 408R, 882826-00105Owner's manualassets.bosecreative.com/m/157ea573fd945c2e/original/885502_OG_QCUE-HEADPHONEIN_en.pdfRead 6 October 2026Regulatory page 6: Case Model 441408, Right Earbud Model 408R, Left Earbud Model 408L. The 2nd Gen owner's guide lists the same earbud models with case model 444965.14Retailer pageconrad.be/nl/p/bose-quietcomfort-ultra-earbuds-in-ear-oordopjes-zwart-oplaadbox-waterafstotend-3334481.htmlRead 7 October 2026Adds exact Black retail manufacturer SKU 882826-0010 from product header. Original case regulatory model 441408 and earbud regulatory models 408L/408R remain separate. No second-generation 444965 case added.

GTIN / EAN

Not available

001781784768114Retailer pageconrad.be/nl/p/bose-quietcomfort-ultra-earbuds-in-ear-oordopjes-zwart-oplaadbox-waterafstotend-3334481.htmlRead 7 October 2026Exact current Conrad Belgium Black Gen. 1 table identifies EAN 0017817847681 and manufacturer SKU 882826-0010. Independently opened actual public table. Netherlands route was shell-only in verification. Black original stock case scope, not every color or second generation.

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

7 September 20221Press releasebose.com/pressroom/quietcomfort-earbuds-iiRead 10 October 2026

14 September 20236Press releasebose.com/pressroom/bose-announces-new-quietcomfort-ultra-headphones-and-earbudsRead 6 October 2026Dated September 14, 2023

Status

Discontinued2Maker product pagesupport.bose.co.uk/product/bose-quietcomfort-earbuds-ii/01t8c00000OydAFAAZRead 10 October 2026The former Bose product page URL now redirects to the earbuds category, which no longer lists the QuietComfort Earbuds II. The support page is reported to give the sale period as 2022 to 2025.

Available1Maker product pagebose.co.uk/p/earbuds/bose-quietcomfort-ultra-earbuds/QCUE-HEADPHONEIN.htmlRead 7 October 2026Product heading, colour swatches, £299.95 price and Add to Basket. The German and French pages also list it at 299,95 €. New stock on bose.com US is gone and only refurbished units remain there.

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

Not available

Bose QuietComfort Earbuds II21Reviewsoundguys.com/bose-quietcomfort-ultra-earphones-vs-bose-quietcomfort-earphones-ii-102644Read 23 October 2026SoundGuys calls the QuietComfort Ultra Earbuds a direct successor to the QuietComfort Earbuds II.

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 Earbuds11Reviewsoundguys.com/bose-quietcomfort-ultra-earphones-vs-bose-quietcomfort-earphones-ii-102644Read 23 October 2026SoundGuys calls the QuietComfort Ultra Earbuds a direct successor to the QuietComfort Earbuds II.

Bose QuietComfort Ultra Earbuds (2nd Gen)7Press releasebose.com/pressroom/bose-announces-the-quietcomfort-ultra-earbuds-2nd-genRead 6 October 2026The 2nd Gen release says: Like its predecessor, the QC Ultra Earbuds feature Bose's proprietary CustomTune sound calibration technology.

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

$2991Press releasebose.com/pressroom/quietcomfort-earbuds-iiRead 10 October 2026US MSRP 299 USD in the Bose release. US prices exclude sales tax.5Reviewwhathifi.com/reviews/bose-quietcomfort-earbuds-iiRead 10 October 2026Tested at 299 USD, 280 GBP and 429 AUD at the September 2022 launch.

$2994Maker product pagebose.com/p/refurbished/bose-quietcomfort-ultra-earbuds/QCUE-HEADPHONEIN-FR.htmlRead 6 October 2026Bose refurbished page: Original Price is $299.00. TechRadar and What Hi-Fi also give $299 at launch.8Press articletheverge.com/2023/9/14/23873671/bose-quietcomfort-ultra-headphones-earbuds-announcedRead 6 October 2026$299, available early October. Preorders opened September 14, 2023.

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

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

Not available

US, GB, DE, FR1Maker product pagebose.co.uk/p/earbuds/bose-quietcomfort-ultra-earbuds/QCUE-HEADPHONEIN.htmlRead 7 October 2026GB from this page. DE and FR from bose.de and bose.fr pages of the same product. US from the bose.com refurbished page and the launch coverage.2Maker product pagebose.de/p/earbuds/bose-quietcomfort-ultra-earbuds/QCUE-HEADPHONEIN.htmlRead 6 October 2026Listed at 299,95 €3Maker product pagebose.fr/p/earbuds/bose-quietcomfort-ultra-earbuds/QCUE-HEADPHONEIN.htmlRead 6 October 20264Maker product pagebose.com/p/refurbished/bose-quietcomfort-ultra-earbuds/QCUE-HEADPHONEIN-FR.htmlRead 6 October 2026

ColoursiThe maker's own colour names

Triple Black, Soapstone1Press releasebose.com/pressroom/quietcomfort-earbuds-iiRead 10 October 2026Triple Black at launch. Soapstone announced for later in 2022.

Black, White Smoke, Lunar Blue, Moonstone Blue1Maker product pagebose.co.uk/p/earbuds/bose-quietcomfort-ultra-earbuds/QCUE-HEADPHONEIN.htmlRead 7 October 2026Colour swatches on the UK page: Lunar Blue (SKU QCUE-HEADPHONEIN-LBLU-WW) and White Smoke selectable, Moonstone Blue shown as out of stock4Maker product pagebose.com/p/refurbished/bose-quietcomfort-ultra-earbuds/QCUE-HEADPHONEIN-FR.htmlRead 6 October 2026Refurbished colour swatches: Black (SKU QCUE-HEADPHONEIN-BLK-FR-WW), Lunar Blue, Moonstone Blue, White Smoke8Press articletheverge.com/2023/9/14/23873671/bose-quietcomfort-ultra-headphones-earbuds-announcedRead 6 October 2026The QC Ultra Earbuds come in black or white finishes9Reviewtomsguide.com/reviews/bose-quietcomfort-ultra-earbudsRead 6 October 2026Two color variations at launch: black and white smoke

Segment

Music1Press releasebose.com/pressroom/quietcomfort-earbuds-iiRead 10 October 2026

Music1Maker product pagebose.co.uk/p/earbuds/bose-quietcomfort-ultra-earbuds/QCUE-HEADPHONEIN.htmlRead 7 October 2026Maker explicitly positions these as music-listening in-ear earbuds with immersive audio, musical listening modes and customizable sound. Gaming codec capability does not make them a dedicated gaming edition.

Design

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Form factoriIn-ear seals the ear canal with a tip. Semi-in-ear rests in the outer ear without a seal. Open-ear leaves the ear canal unobstructed.

In-ear1Press releasebose.com/pressroom/quietcomfort-earbuds-iiRead 10 October 2026

In-ear1Maker product pagebose.co.uk/p/earbuds/bose-quietcomfort-ultra-earbuds/QCUE-HEADPHONEIN.htmlRead 7 October 2026Technical Specifications: Headphone Fit In-ear

Bud shapeiStem describes an extending control or microphone stalk. Stemless describes a compact body without a stalk.

Stem5Reviewwhathifi.com/reviews/bose-quietcomfort-earbuds-iiRead 10 October 2026The design incorporates a stem that hosts the touch controls.

Stem10Reviewtechradar.com/audio/headphones/earbuds-airpods/bose-quietcomfort-ultra-earbuds-reviewRead 6 October 2026Describes the outer-facing surface of the stems and earbuds with tails

Use one bud aloneiWhich earbud can operate alone. This does not mean two earbuds can play from different sources.

Either bud6Reviewexpertreviews.co.uk/bose/1417760/bose-quietcomfort-earbuds-ii-reviewRead 10 October 2026February 2023 firmware lets either bud be used alone, even if the other is empty.7Reviewreviewed.com/headphones/content/bose-quietcomfort-ii-earbuds-reviewRead 10 October 2026Editor's note dated 16 February 2023 states a firmware update allows single-bud use with either the left or right bud.

Either bud1Maker product pagebose.co.uk/p/earbuds/bose-quietcomfort-ultra-earbuds/QCUE-HEADPHONEIN.htmlRead 7 October 2026FAQ: the Single-bud Use feature lets you take calls and listen to music with one bud and switches automatically between the earbuds

RGB lighting

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Drivers and sound

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Drivers per budiAudio transducers in one earbud. Rows distinguish their type, acoustic role and published diameter. Do not count microphones.

ABose QuietComfort Earbuds II

Type	Diameter (mm)
Dynamic	9.3

Source7Reviewreviewed.com/headphones/content/bose-quietcomfort-ii-earbuds-reviewRead 10 October 2026Specs list 9.3 mm transducers. Count per bud and role are not stated.

BBose QuietComfort Ultra Earbuds

Not available

Driver typeiPublished transducer technology. High-excursion, composite and neodymium do not by themselves establish a driver type.

Dynamic9Retailer pagegreentoe.com/product/Bose_QuietComfort_Earbuds_II_Noise-Canceling_True_Wireless_In-Ear_Headphones__Triple_870730-0010Read 10 October 2026Retailer spec table lists driver type Dynamic.

Dynamic18Reviewwhathifi.com/headphones/wireless-earbuds/bose-quietcomfort-ultra-earbuds-2nd-genRead 7 October 2026What Hi-Fi exact Gen 2 review Sound paragraph explicitly reports Bose confirmed the driver is the same between new and old Ultra Earbuds. This manufacturer hardware bridge supports first-generation driver technology using the reliable exact Gen2 dynamic-driver table. No tuning, measurements, new case or disputed diameter transferred. Main approved the unchanged-component chain.19Reviewtechradar.com/audio/earbuds-airpods/bose-quietcomfort-ultra-earbuds-2nd-gen-reviewRead 7 October 2026Exact second-generation review Specifications explicitly states dynamic driver technology. What Hi-Fi separately reports Bose confirmed the same driver in Gen 1 and Gen 2, establishing applicability to retained original 2023 earbuds. Only technology transferred under this explicit manufacturer bridge. Its 9.3 mm versus 10 mm inconsistent diameter statements are omitted, along with all successor measurements and case features.

Driver sizeiLargest explicitly published circular driver diameter in one earbud. A rectangular driver width is not a diameter.

9.3mm=CalculatedFrom Drivers per bud

Not available

Drivers per budiTotal audio transducers in one earbud, summed from explicit driver quantities. A row with an unknown quantity makes the total unknown.

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Diaphragm material

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Frequency responseiPublished acoustic frequency response of the earbuds. Codec transmission bandwidth alone does not qualify. Conditions belong in the source note.

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Impedance

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SensitivityiPublished acoustic sensitivity. The electrical reference and frequency must be stated in sensitivity_reference or the source note.

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Sensitivity reference

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Max sample rateiHighest supported audio sample rate under the codec and source-device conditions in the source note. This does not establish lossless playback.

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Max bit depthiHighest supported audio bit depth under the codec and source-device conditions in the source note. Bluetooth version alone does not establish this.

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Adaptive EQiAn inner mic tunes the sound to your ear in real time

Yes1Press releasebose.com/pressroom/quietcomfort-earbuds-iiRead 10 October 2026CustomTune plays a tone when the buds are placed in the ears. A microphone inside the bud measures the ear canal response and tailors the sound frequency profile within half a second.

Not available

Personalised soundiA profile from a hearing test or ear scan

Not available

Yes1Maker product pagebose.co.uk/p/earbuds/bose-quietcomfort-ultra-earbuds/QCUE-HEADPHONEIN.htmlRead 7 October 2026CustomTune technology paragraph explicitly analyzes ear shape and calibrates audio to each ear canal. This is acoustic ear-scan personalization, not a hearing assessment or medical hearing-aid claim.

Onboard EQ

Yes1Press releasebose.com/pressroom/quietcomfort-earbuds-iiRead 10 October 2026

Not available

Custom EQ bandsiNumber of independently adjustable custom equalizer frequency bands. Availability may require current firmware, an app or a compatible device.

36Reviewexpertreviews.co.uk/bose/1417760/bose-quietcomfort-earbuds-ii-reviewRead 10 October 2026

31Maker product pagebose.co.uk/p/earbuds/bose-quietcomfort-ultra-earbuds/QCUE-HEADPHONEIN.htmlRead 7 October 2026Bose app section: adjust the levels of bass, mid-range and treble. The battery footnote also names a 3-band EQ.5Owner's manualassets.bosecreative.com/m/157ea573fd945c2e/original/885502_OG_QCUE-HEADPHONEIN_en.pdfRead 6 October 2026Battery footnotes use a 3-band EQ set to zero

EQ presetsiNamed equalizer sound presets. Noise-control modes and spatial-audio modes are separate features.

Bass Boost, Bass Reducer, Treble Boost, Treble Reducer6Reviewexpertreviews.co.uk/bose/1417760/bose-quietcomfort-earbuds-ii-reviewRead 10 October 2026Bass Boost, Bass Reducer, Treble Boost and Treble Reducer presets plus a three-band EQ.

Bass Boost, Bass Reducer, Treble Boost, Treble Reducer12Reviewsoundguys.com/bose-quietcomfort-ultra-earbuds-review-101362Read 7 October 2026Original 2023 review What do the different EQ modes sound like section explicitly names these four stock presets. Its Our Custom EQ attempt is reviewer-created and excluded.

Volume limit

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Spatial audio

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Spatial audioiNamed spatial or surround audio processing supported with the source and platform conditions stated in the source note.

Not available

Bose Immersive Audio1Maker product pagebose.co.uk/p/earbuds/bose-quietcomfort-ultra-earbuds/QCUE-HEADPHONEIN.htmlRead 7 October 2026Bose Immersive Audio works with any source and content

Head trackingiSpatial audio changes with head movement. Static spatial processing alone does not qualify. Compatible device or content requirements belong in the source note.

No8Reviewtomsguide.com/reviews/bose-quietcomfort-earbuds-2Read 10 October 2026The review states 3D (spatial) audio is not available.

Yes5Owner's manualassets.bosecreative.com/m/157ea573fd945c2e/original/885502_OG_QCUE-HEADPHONEIN_en.pdfRead 6 October 2026Page 31: Motion keeps the two virtual speakers following your head. Still keeps them in place when you move your head.6Press releasebose.com/pressroom/bose-announces-new-quietcomfort-ultra-headphones-and-earbudsRead 6 October 2026Immersive Audio uses an onboard IMU. Still and Motion options.

Noise cancelling

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Active noise cancelling

Yes1Press releasebose.com/pressroom/quietcomfort-earbuds-iiRead 10 October 2026

Yes1Maker product pagebose.co.uk/p/earbuds/bose-quietcomfort-ultra-earbuds/QCUE-HEADPHONEIN.htmlRead 7 October 2026

ANC typeiFeedforward uses exterior microphones. Feedback uses interior microphones. Hybrid uses both. Adaptive control is separate from microphone placement.

Hybrid1Press releasebose.com/pressroom/quietcomfort-earbuds-iiRead 10 October 2026Four microphones per bud, one inside and three outside, feed the ANC system. Interior and exterior microphones together make this hybrid.

Hybrid1Maker product pagebose.co.uk/p/earbuds/bose-quietcomfort-ultra-earbuds/QCUE-HEADPHONEIN.htmlRead 7 October 2026FAQ: active noise cancellation uses microphones both inside and outside the earbuds

ANC microphones in both earbudsiPhysical microphones used by ANC across the pair. A shared call and ANC microphone counts once. Case microphones and vibration sensors are excluded.

81Press releasebose.com/pressroom/quietcomfort-earbuds-iiRead 10 October 2026Bose states four microphones in each bud sense and measure unwanted noise for ANC. Four per bud, eight across the pair. Whether all are also used for calls is not stated.

Not available

Adaptive ANCiANC strength or calibration adjusts automatically to noise, fit or ear acoustics. The source note states the adjustment conditions.

Yes1Press releasebose.com/pressroom/quietcomfort-earbuds-iiRead 10 October 2026CustomTune measures the ear canal response each time the buds are placed in the ears, then tunes noise cancellation. It continuously adapts to changing noise in the environment.

Yes1Maker product pagebose.co.uk/p/earbuds/bose-quietcomfort-ultra-earbuds/QCUE-HEADPHONEIN.htmlRead 7 October 2026CustomTune analyses your ears and automatically adapts the sound and active noise cancellation to their shape

ANC levelsiNumber of selectable ANC strength levels. Excludes ANC off, transparency and activity profiles unless they explicitly set distinct strength levels.

106Reviewexpertreviews.co.uk/bose/1417760/bose-quietcomfort-earbuds-ii-reviewRead 10 October 2026Custom noise-cancelling modes use a ten-point scale for the ANC level. Stored as 10.

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ANC attenuation (claimed)iManufacturer maximum claimed noise attenuation. Frequency and measurement conditions belong in the source note. This is not reviewer-measured overall attenuation.

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Transparency mode

Yes1Press releasebose.com/pressroom/quietcomfort-earbuds-iiRead 10 October 2026

Yes1Maker product pagebose.co.uk/p/earbuds/bose-quietcomfort-ultra-earbuds/QCUE-HEADPHONEIN.htmlRead 7 October 2026

Adjustable transparency

Not available

Yes1Maker product pagebose.co.uk/p/earbuds/bose-quietcomfort-ultra-earbuds/QCUE-HEADPHONEIN.htmlRead 7 October 2026Modes for any musical moment says full Aware transparency can be blended with Quiet through Custom Mode in Bose app. FAQ also permits intermediate sound levels between Quiet and Aware. No ANC step count inferred.

Automatic ANC and transparency blendiAutomatically blends active cancellation with ambient sound. Automatic activity-based switching between separate modes alone does not qualify.

Yes1Press releasebose.com/pressroom/quietcomfort-earbuds-iiRead 10 October 2026Aware Mode with ActiveSense. ActiveSense applies noise cancellation only while loud sounds last. It blends cancellation into transparency and is not an activity-based switch.

Yes5Owner's manualassets.bosecreative.com/m/157ea573fd945c2e/original/885502_OG_QCUE-HEADPHONEIN_en.pdfRead 6 October 2026Page 33: Aware mode with ActiveSense automatically increases noise cancellation when sudden or loud noises occur while you keep hearing your surroundings

Conversation detection

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Wind noise reductioniA documented physical design or processing feature for reducing wind noise. The source note distinguishes mesh or shape changes from selectable processing.

Not available

Yes1Maker product pagebose.co.uk/p/earbuds/bose-quietcomfort-ultra-earbuds/QCUE-HEADPHONEIN.htmlRead 7 October 2026Call processing, not an ANC mode: FAQ says the adaptive microphone system isolates your voice from background noise and wind6Press releasebose.com/pressroom/bose-announces-new-quietcomfort-ultra-headphones-and-earbudsRead 6 October 2026Dynamic microphone mixing picks the microphone on each bud with the least wind noise and selects noise filters for calls

Measured

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Frequency response notes (measured)iMeasured by a reviewer, not claimed by the maker

SoundGuys finds the default response has under-emphasized mids and over-emphasized sub-bass. Bass is much stronger than on any previous Bose headset.3Measurementsoundguys.com/bose-quietcomfort-earbuds-ii-review-78772Read 10 October 2026Written objective assessment. Out of the box under-emphasized mids and over-emphasized sub-bass against the SoundGuys target.

Warm sound signature13Measurementrtings.com/headphones/reviews/bose/quietcomfort-ultra-earbuds-truly-wirelessRead 6 October 2026Sound Signature: Warm

Bass amount (measured)iDeviation from the review source target in the bass range. Positive means more bass. Target, test method and settings belong in the source note.

Not available

4dB13Measurementrtings.com/headphones/reviews/bose/quietcomfort-ultra-earbuds-truly-wirelessRead 6 October 2026Bass Amount: Emphasized (4 dB), test bench 2.3

Treble amount (measured)iDeviation from the review source target in the treble range. Positive means more treble. Values from different targets may not be directly comparable.

Not available

0dB13Measurementrtings.com/headphones/reviews/bose/quietcomfort-ultra-earbuds-truly-wirelessRead 6 October 2026Treble Amount: Balanced (0 dB), test bench 2.3

Deviation from target (measured)iMeasured by a reviewer, not claimed by the maker

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Consistency between fittings (measured)iMeasured by a reviewer, not claimed by the maker

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Harmonic distortion (measured)iMeasured by a reviewer, not claimed by the maker

Not available

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Sound leakage (measured)iMeasured by a reviewer, not claimed by the maker

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

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

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

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Call quality notes (measured)iMeasured by a reviewer, not claimed by the maker

SoundGuys finds microphone quality standard. It rejects faraway noise decently and handles wind noise poorly.3Measurementsoundguys.com/bose-quietcomfort-earbuds-ii-review-78772Read 10 October 2026Lab and demo recordings in ideal, office, street and windy conditions. Standard quality, decent rejection of faraway noise, weak wind handling.

In controlled phone-call tests, transmitted speech retained substantial simulated cabin noise. Simulated restaurant noise was only partly suppressed.16Measurementtechadvisor.com/article/2117356/bose-quietcomfort-ultra-headphones-review-2023.htmlRead 7 October 2026October 26, 2023 comparison explicitly includes original QC Ultra Earbuds alongside two over-ear models. Reviewer called a home answering machine from smartphone while playing cabin noise at 85 dB on Sonos Era 100, then restaurant noise at 75 dB. Earbud-specific result is retained, not over-ear result. Phone/codec, firmware, weighting and mic distance unstated. Qualitative call finding, no scalar noise ratio inferred.

Mic low-frequency extension (measured)iMeasured by a reviewer, not claimed by the maker

Not available

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Mic high-frequency extension (measured)iMeasured by a reviewer, not claimed by the maker

Not available

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Mic speech-to-noise ratio (measured)iMeasured by a reviewer, not claimed by the maker

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

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

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

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Latency in game mode (measured)iThe best case the buds can reach. Measured by a reviewer

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Battery life (measured)iReviewer-tested operation from one full charge of the earbuds. Excludes case recharges. ANC, codec, connection, volume and tested edition belong in the row or source note.

ABose QuietComfort Earbuds II

Hours (h)
7.25

Source3Measurementsoundguys.com/bose-quietcomfort-earbuds-ii-review-78772Read 10 October 2026SoundGuys loop test of constant real music playback peaking at 75 dB SPL lasted 7 h 15 min on one charge. Stored as 7.25 h. Noise-control mode, firmware and codec are not stated. The earbuds cannot switch ANC off, so the row sets no ANC flag.

BBose QuietComfort Ultra Earbuds

Hours (h)
6.18

Source12Reviewsoundguys.com/bose-quietcomfort-ultra-earbuds-review-101362Read 7 October 20266 h 11 min (6.18 h) in the SoundGuys standardized battery test. Firmware 7.7.4, Bose Music app 8.0.6. ANC state not stated on the page.

Longest tested use per chargeiHighest earbuds-only duration among stored reviewer tests. Modes and settings may differ between tests and products.

7.25h=CalculatedFrom Battery life (measured)

6.18h=CalculatedFrom Battery life (measured)

Battery life with case (measured)iReviewer-tested total including earbuds and case recharges. Do not calculate this by multiplying one-charge runtime by claimed recharge count.

Not available

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Full charge time (measured)iBuds in the case, 0 to 100 %. Measured by a reviewer

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Weight per bud (measured)iMeasured by a reviewer, not claimed by the maker

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Microphones and calls

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Voice microphones in both earbudsiPhysical call and beamforming microphones across the pair. Excludes case microphones and vibration sensors. Shared ANC microphones can also count here when used for calls.

Not available

817Reviewon-mag.fr/index.php/topaudio/tests-auditions/25606-test-bose-quietcomfort-ultra-earbuds-des-ecouteurs-true-wireless-excellents-partout-ou-presqueRead 7 October 2026Same exact original 2023 Specifications explicitly says four microphones per side in calls. Eight across both earbuds. Source explicitly names call role, rather than deriving role from existing eight-total count. ANC-only count remains unproved. No second-generation speech vibration sensor inherited.

All microphones in both earbudsiEvery physical microphone across the pair, including call and ANC microphones. Shared microphones count once. Excludes the charging case and voice vibration sensors.

81Press releasebose.com/pressroom/quietcomfort-earbuds-iiRead 10 October 2026Four microphones in each bud, one on the inside and three on the outside. Eight across the pair.5Reviewwhathifi.com/reviews/bose-quietcomfort-earbuds-iiRead 10 October 20267Reviewreviewed.com/headphones/content/bose-quietcomfort-ii-earbuds-reviewRead 10 October 2026

810Reviewtechradar.com/audio/headphones/earbuds-airpods/bose-quietcomfort-ultra-earbuds-reviewRead 6 October 2026A four-mics-per-bud array, so eight across the pair. The 2nd Gen press release also states eight microphones.

Bone conduction voice sensoriA dedicated bone or jaw conduction sensor for detecting speech vibrations. A microphone or speech-detecting accelerometer alone does not prove this architecture.

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Mic noise reduction

DSP1Press releasebose.com/pressroom/quietcomfort-earbuds-iiRead 10 October 2026Bose cites improved voice pickup from an updated noise removal algorithm. Stored as DSP. No AI claim is made.

DSP6Press releasebose.com/pressroom/bose-announces-new-quietcomfort-ultra-headphones-and-earbudsRead 6 October 2026Dynamic microphone mixing and adaptive filters select from a variety of noise filters in real time. No AI processing is named. The 2nd Gen added AI-powered noise suppression.

Call audio bandwidthiHighest supported call-audio bandwidth. Compatible phone, operating system, call app or network requirements belong in the source note.

Not available

Not available

Mic mute controliAn earbud control that mutes the microphone during calls. Includes touch or pressure gestures and physical buttons. Phone/app-only controls do not qualify.

Not available

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SidetoneiHear your own voice in calls

Yes6Reviewexpertreviews.co.uk/bose/1417760/bose-quietcomfort-earbuds-ii-reviewRead 10 October 2026

Yes1Maker product pagebose.co.uk/p/earbuds/bose-quietcomfort-ultra-earbuds/QCUE-HEADPHONEIN.htmlRead 7 October 2026FAQ: self-voice, adjustable in the Bose app, lets you hear yourself during calls5Owner's manualassets.bosecreative.com/m/157ea573fd945c2e/original/885502_OG_QCUE-HEADPHONEIN_en.pdfRead 6 October 2026Page 30: self voice is activated during calls and is adjustable in the Bose app

Connectivity

8 of 18 differ

Chip

Qualcomm S5 Audio SoC10Press articleaudioxpress.com/news/bose-to-launch-new-wireless-earbuds-powered-by-qualcomm-s5-audio-socRead 10 October 2026Qualcomm confirmed at IFA 2022 that the new Bose QuietComfort Earbuds II are powered by the Qualcomm S5 Audio SoC. Bose does not name the chip in its launch release.

Qualcomm S517Reviewon-mag.fr/index.php/topaudio/tests-auditions/25606-test-bose-quietcomfort-ultra-earbuds-des-ecouteurs-true-wireless-excellents-partout-ou-presqueRead 7 October 2026November 11, 2023 exact original-earbud review Specifications explicitly names Puce Bluetooth 5.3 Qualcomm S5. Independently read full original article via normal public HTTP 200 during verification. No S5 generation or exact QCC silicon part number inferred from successor/predecessor.

Connections

Bluetooth1Press releasebose.com/pressroom/quietcomfort-earbuds-iiRead 10 October 2026

Bluetooth1Maker product pagebose.co.uk/p/earbuds/bose-quietcomfort-ultra-earbuds/QCUE-HEADPHONEIN.htmlRead 7 October 2026

Bluetooth

5.31Press releasebose.com/pressroom/quietcomfort-earbuds-iiRead 10 October 2026

5.34Maker product pagebose.com/p/refurbished/bose-quietcomfort-ultra-earbuds/QCUE-HEADPHONEIN-FR.htmlRead 6 October 2026Technical Specifications: Bluetooth Version 5.36Press releasebose.com/pressroom/bose-announces-new-quietcomfort-ultra-headphones-and-earbudsRead 6 October 2026Both QC Ultra products are Bluetooth 5.3 compatible

Bluetooth codecs

SBC, AAC4Reviewsoundguys.com/bose-quietcomfort-earbuds-ii-review-78772Read 10 October 2026Only SBC and AAC are available. The planned Snapdragon Sound aptX update announced in 2022 is not confirmed as released.5Reviewwhathifi.com/reviews/bose-quietcomfort-earbuds-iiRead 10 October 20266Reviewexpertreviews.co.uk/bose/1417760/bose-quietcomfort-earbuds-ii-reviewRead 10 October 20268Reviewtomsguide.com/reviews/bose-quietcomfort-earbuds-2Read 10 October 2026

SBC, AAC, aptX Adaptive5Owner's manualassets.bosecreative.com/m/157ea573fd945c2e/original/885502_OG_QCUE-HEADPHONEIN_en.pdfRead 6 October 2026Page 47: aptX Adaptive with Snapdragon Sound-certified devices6Press releasebose.com/pressroom/bose-announces-new-quietcomfort-ultra-headphones-and-earbudsRead 6 October 202612Reviewsoundguys.com/bose-quietcomfort-ultra-earbuds-review-101362Read 7 October 2026Bluetooth 5.3 over SBC, AAC or aptX Adaptive

Bluetooth profiles

A2DP, HFP9Retailer pagegreentoe.com/product/Bose_QuietComfort_Earbuds_II_Noise-Canceling_True_Wireless_In-Ear_Headphones__Triple_870730-0010Read 10 October 2026

A2DP, HFP, AVRCP1Maker product pagebose.co.uk/p/earbuds/bose-quietcomfort-ultra-earbuds/QCUE-HEADPHONEIN.htmlRead 7 October 2026Technical Specifications: Wireless Connectivity A2DP Bluetooth Audio Streaming, HFP Bluetooth, Snapdragon Sound15Maker product pagesupport.bose.com/article/quietcomfort-ultra-earbuds-specificationsRead 7 October 2026Official original Sold from 2023 support Specifications lists Audio/Video Remote Control Profile AVRCP, alongside A2DP/HFP. Existing A2DP/HFP retained. Listed Bluetooth Low Energy BLE is a radio/control transport, so it is not used to assert LE Audio content support or stored as an audio profile.

LE Audio

Not available

Not available

Auracast

Not available

Not available

MultipointiConcurrent Bluetooth connections to multiple source devices. Pairing memory and switching through a manufacturer account alone do not qualify.

No4Reviewsoundguys.com/bose-quietcomfort-earbuds-ii-review-78772Read 10 October 20265Reviewwhathifi.com/reviews/bose-quietcomfort-earbuds-iiRead 10 October 20266Reviewexpertreviews.co.uk/bose/1417760/bose-quietcomfort-earbuds-ii-reviewRead 10 October 2026

Yes1Maker product pagebose.co.uk/p/earbuds/bose-quietcomfort-ultra-earbuds/QCUE-HEADPHONEIN.htmlRead 7 October 2026FAQ: connects to two source devices at the same time. Added by a software update in July 2024. Not available at launch.5Owner's manualassets.bosecreative.com/m/157ea573fd945c2e/original/885502_OG_QCUE-HEADPHONEIN_en.pdfRead 6 October 2026Page 42: up to two mobile devices actively connected at a time (multi-point connection). Audio plays from one device at a time.

Multipoint devicesiMaximum source devices concurrently connected by Bluetooth, not the number remembered in pairing history.

Not available

21Maker product pagebose.co.uk/p/earbuds/bose-quietcomfort-ultra-earbuds/QCUE-HEADPHONEIN.htmlRead 7 October 2026FAQ: two source devices at the same time5Owner's manualassets.bosecreative.com/m/157ea573fd945c2e/original/885502_OG_QCUE-HEADPHONEIN_en.pdfRead 6 October 2026

Multipoint with LDACiMany buds turn multipoint off on LDAC

Not available

Not available

Paired devices rememberediMaximum remembered Bluetooth source pairings. This is separate from simultaneous multipoint connections.

Not available

65Owner's manualassets.bosecreative.com/m/157ea573fd945c2e/original/885502_OG_QCUE-HEADPHONEIN_en.pdfRead 6 October 2026Page 42: up to six devices in the earbud device list

Automatic switching between own devicesiThrough the maker's account

Not available

Not available

Fast pairing

Not available

Google Fast Pair1Maker product pagebose.co.uk/p/earbuds/bose-quietcomfort-ultra-earbuds/QCUE-HEADPHONEIN.htmlRead 7 October 2026FAQ: Google Fast Pair for Android OS 6.0 or newer5Owner's manualassets.bosecreative.com/m/157ea573fd945c2e/original/885502_OG_QCUE-HEADPHONEIN_en.pdfRead 6 October 2026Page 46: Fast Pair for Android devices6Press releasebose.com/pressroom/bose-announces-new-quietcomfort-ultra-headphones-and-earbudsRead 6 October 2026

Audio sharingiShare one stream with a second pair

Not available

Not available

Wireless range (claimed)

9.1m9Retailer pagegreentoe.com/product/Bose_QuietComfort_Earbuds_II_Noise-Canceling_True_Wireless_In-Ear_Headphones__Triple_870730-0010Read 10 October 2026Spec table lists 30 ft / 9.1 m over Bluetooth. Bose regional product pages are no longer online. Tom's Guide states up to 100 feet, which is not stored.

9m4Maker product pagebose.com/p/refurbished/bose-quietcomfort-ultra-earbuds/QCUE-HEADPHONEIN-FR.htmlRead 6 October 2026Technical Specifications: Bluetooth Range 30'5Owner's manualassets.bosecreative.com/m/157ea573fd945c2e/original/885502_OG_QCUE-HEADPHONEIN_en.pdfRead 6 October 2026Page 43: devices must be within range (30 ft or 9 m)

Wireless receiveri2.4 GHz dongle

Not available

Not available

Receiver connector

Not available

Not available

Simultaneous 2.4 GHz and Bluetooth audioiBoth connection types can play audio together. Quick switching between independent modes does not qualify.

Not available

Not available

Latency

None of 3 known

Low latency mode

Not available

Not available

Claimed latency

Not available

Not available

Lowest claimed latency

Not available

Not available

Compatibility

2 of 4 differ

PlatformsiPlatforms with documented audio support. App availability and advanced features can be more limited. Edition-specific support is listed in variants.

Android, iOS1Press releasebose.com/pressroom/quietcomfort-earbuds-iiRead 10 October 2026Bose states compatibility with both Apple and Android devices.

Android, iOS1Maker product pagebose.co.uk/p/earbuds/bose-quietcomfort-ultra-earbuds/QCUE-HEADPHONEIN.htmlRead 7 October 2026Bose app available on Google Play and the Apple App Store

Connection per platformiDocumented audio connection for each platform. USB-C phone routes require a compatible port. Platform edition and microphone restrictions belong in source notes or feature requirements.

ABose QuietComfort Earbuds II

Platform	Connection
Android	Bluetooth
iOS	Bluetooth

Source1Press releasebose.com/pressroom/quietcomfort-earbuds-iiRead 10 October 2026

BBose QuietComfort Ultra Earbuds

Not available

Features that need a specific deviceiDevice, operating system, firmware, codec, content, account or region requirements for a named feature.

ABose QuietComfort Earbuds II

Not available

BBose QuietComfort Ultra Earbuds

Feature	Needs
Fast Pair	Android device running Android 6.0 or higher
Snapdragon Sound	Snapdragon Sound-certified device, such as a compatible Android mobile device
SimpleSync	Bose Smart Speaker or Bose Smart Soundbar
Multipoint	Earbud software update from July 2024 through the Bose app

Source1Maker product pagebose.co.uk/p/earbuds/bose-quietcomfort-ultra-earbuds/QCUE-HEADPHONEIN.htmlRead 7 October 2026Multipoint row: FAQ says multipoint is a July 2024 update received through the Bose app. Fast Pair row also needs location services and Bluetooth on.5Owner's manualassets.bosecreative.com/m/157ea573fd945c2e/original/885502_OG_QCUE-HEADPHONEIN_en.pdfRead 6 October 2026Fast Pair needs Android 6.0 or higher (page 46). Snapdragon Sound needs a certified device (page 47). SimpleSync works with Bose Smart Speakers and Soundbars (page 48).

Official licence

Not available

Not available

Battery and charging

4 of 13 differ

Battery per budiBattery cell capacity of one earbud. The source note states typical or rated capacity. Charging input current is not capacity.

Not available

Not available

User-replaceable earbud batteryiThe maker documents normal battery replacement by the user with its approved procedure and tools. Service or recycling disassembly does not count.

Not available

Not available

Claimed battery lifeiManufacturer maximum runtime under the stated mode, codec and spatial processing state. Name the spatial or immersive processing mode and other conditions in source notes. Omit unspecified settings. with_case false means one charge of the earbuds. true means earbuds plus case recharges.

ABose QuietComfort Earbuds II

Mode	Includes case recharges	Hours (h)
ANC on	No	6
ANC on	Yes	24

Source1Press releasebose.com/pressroom/quietcomfort-earbuds-iiRead 10 October 2026Up to 6 hours per charge. The case adds three further charges for 24 hours in total. Bose release does not name the noise-control mode. What Hi-Fi? and B&H label the 6 hours as Bluetooth with ANC. The earbuds cannot switch ANC off.5Reviewwhathifi.com/reviews/bose-quietcomfort-earbuds-iiRead 10 October 2026Tech specs list 6 hours (BT + ANC) and 24 hours including the charging case.

BBose QuietComfort Ultra Earbuds

Mode	Spatial audio	Includes case recharges	Hours (h)
ANC on	No	No	6
ANC on	Yes	No	4

Source20Owner's manualassets.bosecreative.com/m/157ea573fd945c2e/original/885502_OG_QCUE-HEADPHONEIN_en.pdfRead 8 October 2026The exact manufacturer guide on printed page 39 gives up to 6 hours with Bose Immersive Audio Off and up to 4 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. Both rows are the earbuds alone from one charge. The case provides three additional full recharge cycles, but a total hour figure is not calculated.

Longest claimed use per chargeiHighest earbuds-only runtime among all stored modes. This can be ANC off, Hearing Aid, heart-rate or call use. Read the battery table and source conditions.

6h=CalculatedFrom Claimed battery life

6h=CalculatedFrom Claimed battery life

Playback per charge with ANC (claimed)iHighest claimed earbuds-only playback with ANC enabled. Codec and spatial-audio conditions belong in the source note.

6h=CalculatedFrom Claimed battery life

6h=CalculatedFrom Claimed battery life

Playback per charge without ANC (claimed)iHighest claimed earbuds-only playback with ANC disabled. Codec and volume conditions belong in the source note.

Not available

Not available

Total with case (claimed)iHighest claimed runtime including the initial earbud charge and all case recharges. It is not the case recharge runtime alone.

24h=CalculatedFrom Claimed battery life

Not available

Total with case and ANC (claimed)iClaimed total playback with ANC, including the initial earbud charge and case recharges.

24h=CalculatedFrom Claimed battery life

Not available

Talk time (claimed)

Not available

Not available

Full charge time, budsiTime to charge discharged earbuds to full in the case. Excludes charging the case itself or a combined buds-and-case result.

60min1Press releasebose.com/pressroom/quietcomfort-earbuds-iiRead 10 October 2026Bose states the case fully charges the buds in one hour.

120min1Maker product pagebose.co.uk/p/earbuds/bose-quietcomfort-ultra-earbuds/QCUE-HEADPHONEIN.htmlRead 7 October 2026Technical Specifications: Battery Charge Time 2 hours5Owner's manualassets.bosecreative.com/m/157ea573fd945c2e/original/885502_OG_QCUE-HEADPHONEIN_en.pdfRead 6 October 2026Page 39 charging time table: Earbuds up to 2 hours

Charging guidanceiPublished charging guidance or estimates that do not separate earbuds and case. Preserve the maker’s component scope and limits. Do not assign an unspecified or combined estimate to a component-specific numeric field.

Not available

Not available

Quick charge timeiCharge duration corresponding to quick_charge_playback_h. Source note states earbuds-only or case-inclusive charging and playback settings.

20min1Press releasebose.com/pressroom/quietcomfort-earbuds-iiRead 10 October 2026Bose states a quick 20-minute charge gives up to two hours of playback.

20min5Owner's manualassets.bosecreative.com/m/157ea573fd945c2e/original/885502_OG_QCUE-HEADPHONEIN_en.pdfRead 6 October 2026Page 39: a 20-minute charge in the closed case powers the earbuds up to 2 hours

Earbud playback after quick chargeiEarbuds-only runtime after quick_charge_min of charging. A claimed case-inclusive total does not qualify. ANC, codec and volume conditions belong in the source note.

2h1Press releasebose.com/pressroom/quietcomfort-earbuds-iiRead 10 October 2026Earbuds-only playback of up to 2 hours after 20 minutes in the case.

2h5Owner's manualassets.bosecreative.com/m/157ea573fd945c2e/original/885502_OG_QCUE-HEADPHONEIN_en.pdfRead 6 October 2026Earbuds-only playback. Quiet Mode, Immersive Audio off, 75 dB SPL, 3-band EQ zero.

Charging case

0 of 10 differ

Case batteryiCharging-case battery cell capacity. The source note distinguishes typical, rated and output capacity. USB output capacity alone does not qualify.

Not available

Not available

User-replaceable case batteryiThe maker documents normal case battery replacement by the user with its approved procedure and tools. Service or recycling disassembly does not count.

Not available

Not available

Case charging port

USB-C1Press releasebose.com/pressroom/quietcomfort-earbuds-iiRead 10 October 2026

USB-C1Maker product pagebose.co.uk/p/earbuds/bose-quietcomfort-ultra-earbuds/QCUE-HEADPHONEIN.htmlRead 7 October 2026Technical Specifications: Charging Interface(s) USB-C PORT

Case full charge timeiBy cable, 0 to 100 %. A time the maker gives with the earbuds inside the case counts, and the source note says so.

180min1Press releasebose.com/pressroom/quietcomfort-earbuds-iiRead 10 October 2026Bose states the case fully recharges in three hours via USB-C.

180min5Owner's manualassets.bosecreative.com/m/157ea573fd945c2e/original/885502_OG_QCUE-HEADPHONEIN_en.pdfRead 6 October 2026Page 39 charging time table: Charging case up to 3 hours

Wireless charging

No4Reviewsoundguys.com/bose-quietcomfort-earbuds-ii-review-78772Read 10 October 20265Reviewwhathifi.com/reviews/bose-quietcomfort-earbuds-iiRead 10 October 20266Reviewexpertreviews.co.uk/bose/1417760/bose-quietcomfort-earbuds-ii-reviewRead 10 October 2026

No6Press releasebose.com/pressroom/bose-announces-new-quietcomfort-ultra-headphones-and-earbudsRead 6 October 2026The case has no built-in wireless charging. An optional $49 silicone case cover, sold separately from October 20, 2023, adds it.

Wireless standardsiDocumented case charging standards or supported chargers. Magnetic alignment alone does not establish Qi2 certification.

Not available

Not available

Wireless charging poweriHighest wireless charging input the maker states for the case. The output of a charging pad does not count.

Not available

Not available

Speaker in caseiAn audio speaker physically in the charging case, for locating or status sounds. A microphone in the case is separate.

Not available

Not available

Screen on case

Not available

Not available

Case works as audio transmitteriCase relays external source audio through USB or an analog audio input. A case microphone for recording or calls does not qualify.

Not available

Not available

Controls

2 of 5 differ

ControlsiPressure is a force sensor that does not move, such as a stem you squeeze. Button is a key that moves when pressed.

Touch, Swipe1Press releasebose.com/pressroom/quietcomfort-earbuds-iiRead 10 October 20266Reviewexpertreviews.co.uk/bose/1417760/bose-quietcomfort-earbuds-ii-reviewRead 10 October 2026

Touch, Swipe1Maker product pagebose.co.uk/p/earbuds/bose-quietcomfort-ultra-earbuds/QCUE-HEADPHONEIN.htmlRead 7 October 2026FAQ controls: swipe up or down for volume, tap, double tap, triple tap, press and hold for the shortcut5Owner's manualassets.bosecreative.com/m/157ea573fd945c2e/original/885502_OG_QCUE-HEADPHONEIN_en.pdfRead 6 October 2026Pages 24 to 27: tap and swipe the touch surface, touch and hold for the shortcut

Earbud volume controliHow earbud controls adjust volume, including a voice command if supported. Phone or app controls alone do not qualify.

Swipe6Reviewexpertreviews.co.uk/bose/1417760/bose-quietcomfort-earbuds-ii-reviewRead 10 October 20267Reviewreviewed.com/headphones/content/bose-quietcomfort-ii-earbuds-reviewRead 10 October 2026

Swipe1Maker product pagebose.co.uk/p/earbuds/bose-quietcomfort-ultra-earbuds/QCUE-HEADPHONEIN.htmlRead 7 October 20265Owner's manualassets.bosecreative.com/m/157ea573fd945c2e/original/885502_OG_QCUE-HEADPHONEIN_en.pdfRead 6 October 2026Page 24: swipe up or down on an earbud

Gestures

Single tap: play or pause, Double tap: next track, Triple tap: previous track, Swipe up or down: volume, Touch and hold: noise-cancelling mode or voice assistant (assignable)6Reviewexpertreviews.co.uk/bose/1417760/bose-quietcomfort-earbuds-ii-reviewRead 10 October 2026Single, double and triple tap and swipe up or down are fixed. Long press on either bud is assignable to noise-cancelling mode switching or the voice assistant.

Tap, Double-tap, Triple-tap, Touch and hold, Swipe up, Swipe down1Maker product pagebose.co.uk/p/earbuds/bose-quietcomfort-ultra-earbuds/QCUE-HEADPHONEIN.htmlRead 7 October 2026FAQ controls list. Names as in the owner's guide.5Owner's manualassets.bosecreative.com/m/157ea573fd945c2e/original/885502_OG_QCUE-HEADPHONEIN_en.pdfRead 6 October 2026Pages 24 to 28

Remappable controls

Yes6Reviewexpertreviews.co.uk/bose/1417760/bose-quietcomfort-earbuds-ii-reviewRead 10 October 20268Reviewtomsguide.com/reviews/bose-quietcomfort-earbuds-2Read 10 October 2026

Yes1Maker product pagebose.co.uk/p/earbuds/bose-quietcomfort-ultra-earbuds/QCUE-HEADPHONEIN.htmlRead 7 October 2026The shortcut on one or both earbuds can be customised in the Bose app5Owner's manualassets.bosecreative.com/m/157ea573fd945c2e/original/885502_OG_QCUE-HEADPHONEIN_en.pdfRead 6 October 2026Page 28: change or disable the shortcut, or assign a different shortcut to each earbud, in the Bose app

Voice assistant

Google Assistant, Siri, Bixby8Reviewtomsguide.com/reviews/bose-quietcomfort-earbuds-2Read 10 October 2026Google Assistant, Siri and Bixby all work with the earbuds.

Not available

Sensors and health

1 of 9 differ

In-ear detection

Yes6Reviewexpertreviews.co.uk/bose/1417760/bose-quietcomfort-earbuds-ii-reviewRead 10 October 2026The app can pause playback when a bud is removed and answer calls when a bud is inserted.7Reviewreviewed.com/headphones/content/bose-quietcomfort-ii-earbuds-reviewRead 10 October 20269Retailer pagegreentoe.com/product/Bose_QuietComfort_Earbuds_II_Noise-Canceling_True_Wireless_In-Ear_Headphones__Triple_870730-0010Read 10 October 2026

Yes5Owner's manualassets.bosecreative.com/m/157ea573fd945c2e/original/885502_OG_QCUE-HEADPHONEIN_en.pdfRead 6 October 2026Page 29: in-ear detection with auto play/pause, auto answer call and auto transparency

Sensors

Not available

IMU6Press releasebose.com/pressroom/bose-announces-new-quietcomfort-ultra-headphones-and-earbudsRead 6 October 2026Onboard IMU for Bose Immersive Audio

Heart rate sensor

Not available

Not available

Skin temperature sensingiA documented skin temperature sensor. This is separate from the operating temperature range or a heart-rate sensor.

Not available

Not available

Hearing aid featureiAmplification for mild to moderate hearing loss

Not available

Not available

Medical clearances

Not available

Not available

Hearing testiA documented hearing assessment feature, including consumer sound-personalization tests. Medical diagnostic clearance must be stated separately.

Not available

Not available

Hearing protectioniLimits sudden loud sounds

Yes1Press releasebose.com/pressroom/quietcomfort-earbuds-iiRead 10 October 2026ActiveSense reduces loud disruptions in Aware Mode for as long as they last.

Yes5Owner's manualassets.bosecreative.com/m/157ea573fd945c2e/original/885502_OG_QCUE-HEADPHONEIN_en.pdfRead 6 October 2026Page 33: ActiveSense raises noise cancellation for sudden or loud noises in Aware mode, then returns

Health features

Not available

Not available

Fit and durability

0 of 7 differ

Ear tips includediTip sizes supplied with the product, including the pair fitted to the earbuds. Do not list separately sold sizes as included.

S, M, L1Press releasebose.com/pressroom/quietcomfort-earbuds-iiRead 10 October 2026Fit Kit supplies three sizes of ear tips and three sizes of stability bands. Sizes S, M and L from the B&H box contents.5Reviewwhathifi.com/reviews/bose-quietcomfort-earbuds-iiRead 10 October 2026Three sizes of ear tips and three stability bands as standard.

S, M, L1Maker product pagebose.co.uk/p/earbuds/bose-quietcomfort-ultra-earbuds/QCUE-HEADPHONEIN.htmlRead 7 October 20265Owner's manualassets.bosecreative.com/m/157ea573fd945c2e/original/885502_OG_QCUE-HEADPHONEIN_en.pdfRead 6 October 2026Page 18: small, medium and large eartips are included. Medium comes attached.

Ear tip materials

Silicone1Press releasebose.com/pressroom/quietcomfort-earbuds-iiRead 10 October 2026

Silicone1Maker product pagebose.co.uk/p/earbuds/bose-quietcomfort-ultra-earbuds/QCUE-HEADPHONEIN.htmlRead 7 October 2026Soft silicone umbrella-shaped eartips

StabilisersiPhysical stabilizing fittings or structures. Stability bands are separate from fins, wings and ear hooks.

Stability bands1Press releasebose.com/pressroom/quietcomfort-earbuds-iiRead 10 October 2026Separate stability bands that hug the contour of the ear, with an umbrella-shaped silicone ear tip.5Reviewwhathifi.com/reviews/bose-quietcomfort-earbuds-iiRead 10 October 2026

Stability bands1Maker product pagebose.co.uk/p/earbuds/bose-quietcomfort-ultra-earbuds/QCUE-HEADPHONEIN.htmlRead 7 October 2026Bose Fit Kit stability bands in sizes 1, 2, 3

Ear tip fit test

Yes1Press releasebose.com/pressroom/quietcomfort-earbuds-iiRead 10 October 20265Reviewwhathifi.com/reviews/bose-quietcomfort-earbuds-iiRead 10 October 2026

Yes5Owner's manualassets.bosecreative.com/m/157ea573fd945c2e/original/885502_OG_QCUE-HEADPHONEIN_en.pdfRead 6 October 2026Page 16: Earbud Seal Test in the Bose app

Dust and water rating, buds

IPX41Press releasebose.com/pressroom/quietcomfort-earbuds-iiRead 10 October 2026IPX4 rating for sweat and water resistance.4Reviewsoundguys.com/bose-quietcomfort-earbuds-ii-review-78772Read 10 October 2026

IPX41Maker product pagebose.co.uk/p/earbuds/bose-quietcomfort-ultra-earbuds/QCUE-HEADPHONEIN.htmlRead 7 October 2026FAQ: passed IPX4 testing. The outside of the case should not be exposed to water, so no case rating is stored.5Owner's manualassets.bosecreative.com/m/157ea573fd945c2e/original/885502_OG_QCUE-HEADPHONEIN_en.pdfRead 6 October 2026Page 14: the earbuds are rated IPX4

Dust and water rating, case

Not available

Not available

Water resistance depth

Not available

Not available

Software

1 of 6 differ

Companion app

Bose Music4Reviewsoundguys.com/bose-quietcomfort-earbuds-ii-review-78772Read 10 October 2026Bose Music app for iOS and Android, used for updates, EQ and ANC settings.

Bose app1Maker product pagebose.co.uk/p/earbuds/bose-quietcomfort-ultra-earbuds/QCUE-HEADPHONEIN.htmlRead 7 October 20265Owner's manualassets.bosecreative.com/m/157ea573fd945c2e/original/885502_OG_QCUE-HEADPHONEIN_en.pdfRead 6 October 2026Page 13: Bose app. Launch coverage names the earlier Bose Music app.

App platforms

Android, iOS4Reviewsoundguys.com/bose-quietcomfort-earbuds-ii-review-78772Read 10 October 2026

Android, iOS1Maker product pagebose.co.uk/p/earbuds/bose-quietcomfort-ultra-earbuds/QCUE-HEADPHONEIN.htmlRead 7 October 2026

User firmware updates

Yes4Reviewsoundguys.com/bose-quietcomfort-earbuds-ii-review-78772Read 10 October 2026

Yes5Owner's manualassets.bosecreative.com/m/157ea573fd945c2e/original/885502_OG_QCUE-HEADPHONEIN_en.pdfRead 6 October 2026Page 52: the earbuds update through the Bose app. The case updates through btu.Bose.com.

Finding network

Not available

Not available

Precision findingiUWB in the case

Not available

Not available

Live translation

Not available

Not available

Dimensions and weight

4 of 4 differ

Weight per budiMass of one earbud. Tip size and approximate values belong in the source note. Do not store pair or case-inclusive mass.

6.2g(0.2 oz)4Reviewsoundguys.com/bose-quietcomfort-earbuds-ii-review-78772Read 10 October 2026Spec box lists 6.24 g per earbud. What Hi-Fi? and Reviewed state 6.2 g. Stored 6.2 g.5Reviewwhathifi.com/reviews/bose-quietcomfort-earbuds-iiRead 10 October 2026Tech specs list 6.2 g each.7Reviewreviewed.com/headphones/content/bose-quietcomfort-ii-earbuds-reviewRead 10 October 2026Specs list 6.2 grams per earbud.

Not available

Bud dimensionsiDimensions of one earbud on the explicitly identified width, height and depth axes. An unlabeled tuple cannot establish those axes.

Not available

Width20.1Height31.2Depth24.4mm(0.8 × 1.2 × 1 in)2Maker product pagebose.de/p/earbuds/bose-quietcomfort-ultra-earbuds/QCUE-HEADPHONEIN.htmlRead 6 October 2026Einzelner Earbud 3.12 cm H x 2.01 cm W x 2.44 cm D. The US and UK pages give 1.23 in H x 0.79 in W x 0.96 in D, which agrees.

Case weightiCharging case mass excluding earbuds. Case-inclusive product mass does not qualify unless the source explicitly gives the empty-case figure.

59.8g(2.1 oz)7Reviewreviewed.com/headphones/content/bose-quietcomfort-ii-earbuds-reviewRead 10 October 2026Specs list 59.8 grams for the charging case. Tom's Guide lists 2.1 oz.

Not available

Case dimensionsiCharging-case width, height and depth on explicitly identified source axes. Report conflicting axis labels rather than reorder a tuple by appearance.

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Width59.4Height66.3Depth26.7mm(2.3 × 2.6 × 1.1 in)2Maker product pagebose.de/p/earbuds/bose-quietcomfort-ultra-earbuds/QCUE-HEADPHONEIN.htmlRead 6 October 2026Etui 6.63 cm H x 5.94 cm W x 2.67 cm D. The US and UK pages give 2.61 in H x 2.34 in W x 1.05 in D, which agrees.

Certifications

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Hi-Res AudioiThe Japan Audio Society logos. Hi-Res Audio Wireless is also written Hi-Res Wireless Audio.

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Communication certifications

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FCC IDs

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A94408L, A94408R5Owner's manualassets.bosecreative.com/m/157ea573fd945c2e/original/885502_OG_QCUE-HEADPHONEIN_en.pdfRead 6 October 2026FCC ID: A94408L / A94408R, IC: 3232A-408L / 3232A-408R

Other certifications

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Snapdragon Sound1Maker product pagebose.co.uk/p/earbuds/bose-quietcomfort-ultra-earbuds/QCUE-HEADPHONEIN.htmlRead 7 October 2026Wireless Connectivity lists Snapdragon Sound. The FAQ names Snapdragon Sound certification.5Owner's manualassets.bosecreative.com/m/157ea573fd945c2e/original/885502_OG_QCUE-HEADPHONEIN_en.pdfRead 6 October 2026Page 47: the earbuds feature Snapdragon Sound technology

In the box

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In the box

Bose QuietComfort Earbuds II, Charging case, USB-C to USB-A cable, 3 pairs of silicone ear tips (S, M, L), 3 pairs of stability bands (S, M, L)7Reviewreviewed.com/headphones/content/bose-quietcomfort-ii-earbuds-reviewRead 10 October 20269Retailer pagegreentoe.com/product/Bose_QuietComfort_Earbuds_II_Noise-Canceling_True_Wireless_In-Ear_Headphones__Triple_870730-0010Read 10 October 2026

2 Bose QuietComfort Ultra Earbuds, 3 pairs of eartips (S, M, L), 3 pairs of stability bands (1, 2, 3), Charging case, 30 cm USB-C® (A to C) cable, Safety sheet1Maker product pagebose.co.uk/p/earbuds/bose-quietcomfort-ultra-earbuds/QCUE-HEADPHONEIN.htmlRead 7 October 2026What's in the box on the UK page. The US refurbished page lists the same cable as 12 inch.

Cables included

ABose QuietComfort Earbuds II

Type	Count
USB-C to USB-A charging cable	1

Source7Reviewreviewed.com/headphones/content/bose-quietcomfort-ii-earbuds-reviewRead 10 October 2026A 12-inch USB-C to USB-A charge cable is included.

BBose QuietComfort Ultra Earbuds

Type	Length (m)	Count
USB-C (A to C)	0.3	1

Source1Maker product pagebose.co.uk/p/earbuds/bose-quietcomfort-ultra-earbuds/QCUE-HEADPHONEIN.htmlRead 7 October 202630 cm USB-C (A to C) cable

Links

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Product page

support.bose.co.uk/product/bose-quietcomfort-earbuds-ii/01t8c00000OydAFAAZ2Maker product pagesupport.bose.co.uk/product/bose-quietcomfort-earbuds-ii/01t8c00000OydAFAAZRead 10 October 2026Bose support page for the product. Its specification content is script-rendered and could not be read, so no specification is cited from it.

www.bose.co.uk/p/earbuds/bose-quietcomfort-ultra-earbuds/QCUE-HEADPHONEIN.html1Maker product pagebose.co.uk/p/earbuds/bose-quietcomfort-ultra-earbuds/QCUE-HEADPHONEIN.htmlRead 7 October 2026The US product URL now returns a 404. The UK page is the live maker page for the new product.

Spec sheet

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support.bose.com/article/quietcomfort-ultra-earbuds-specifications15Maker product pagesupport.bose.com/article/quietcomfort-ultra-earbuds-specificationsRead 7 October 2026Official Product Specifications support article identifies QuietComfort Ultra Earbuds, Sold from 2023. Public indexed specification body read. Direct page currently renders an empty support shell. This is an HTML specification sheet, not a claimed PDF download or second-generation page.

Manual

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assets.bosecreative.com/m/157ea573fd945c2e/original/885502_OG_QCUE-HEADPHONEIN_en.pdf5Owner's manualassets.bosecreative.com/m/157ea573fd945c2e/original/885502_OG_QCUE-HEADPHONEIN_en.pdfRead 6 October 2026Owner's guide 885502 for QUIETCOMFORT ULTRA EARBUDS, support.Bose.com/QCUE. PDF revision dated January 2026.

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.

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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.

1year9Retailer pagegreentoe.com/product/Bose_QuietComfort_Earbuds_II_Noise-Canceling_True_Wireless_In-Ear_Headphones__Triple_870730-0010Read 10 October 2026Limited 1-Year Warranty on the US listing. A Belgian retailer lists 2 years for its market.

2years1Maker product pagebose.co.uk/p/earbuds/bose-quietcomfort-ultra-earbuds/QCUE-HEADPHONEIN.htmlRead 7 October 2026Exact current original-earbud UK maker page Why buy direct from Bose explicitly promises 2-year warranty. Applies to new product purchased directly from Bose UK. Does not generalize to US refurbished units, statutory rights or separately sold BoseCare extension.

Both are also in the API. Back to all earbuds.