Headsets and headphones / Compare

Bose QuietComfort Headphones (2nd Gen) vs Sennheiser MOMENTUM 5 Wireless

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Product A: Bose

QuietComfort Headphones (2nd Gen)

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B

Product B: Sennheiser

MOMENTUM 5 Wireless

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Only differences

ABose QuietComfort Headphones (2nd Gen)

BSennheiser MOMENTUM 5 Wireless

General

4 of 8 differ

Series

QuietComfort1Maker product pagebose.com/p/headphones/bose-quietcomfort-headphones-2nd-gen/QC2G-HEADPHONEARN.htmlRead 8 October 2026Exact QuietComfort Headphones (2nd Gen) product identity. Ultra, original 2023 QuietComfort and soft-case SC packages are excluded.

MOMENTUM1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-5-wireless/1779187603497-MOMENTUM-5_Manual_EN.pdfRead 5 October 2026Maker MOMENTUM family name.

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

443644, 895491-01002Owner's manualassets.bosecreative.com/m/1bc02035222c5422/original/901307_OG_QCHII-Headphonearn_en.pdfRead 8 October 2026Original Bose 2026 guide AM901307-0010 Rev01, regulatory pages 4-8 name model 443644. Commercial 895491-0100 comes from the exact retailer below.6Retailer pagenfm.com/bose-quietcomfort-2nd-gen-headphones-in-black-70869201/70869201.htmlRead 8 October 2026Exact US Black item 70869201 lists Model 895491-0100. The commercial identifier and regulatory 443644 are separate naming systems. No soft-case SC bundle or Ultra identifier.

M5AEBT, 800081, 800078, 800080, 800139, 8000791Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-5-wireless/1779187603497-MOMENTUM-5_Manual_EN.pdfRead 5 October 2026Cover, package page 6 and specs page 43 identify M5AEBT.5Maker product pageus.sennheiser-hearing.com/products/momentum-5-wirelessRead 5 October 2026Current public Shopify product variant data maps sold colors to SKUs: Bronze 800081, Black 800078, Denim 800080, Lavender 800139, White 800079. Regulatory M5AEBT from guide.

GTIN / EAN

0178178596846Retailer pagenfm.com/bose-quietcomfort-2nd-gen-headphones-in-black-70869201/70869201.htmlRead 8 October 2026Exact US Black item 70869201 lists UPC 017817859684. No soft-case SC bundle or Ultra identifier.

810091274163, 810091274132, 810091274156, 810091274729, 8100912741495Maker product pageus.sennheiser-hearing.com/products/momentum-5-wirelessRead 5 October 2026Same public maker variant data SKU-to-barcode join: 800081/810091274163, 800078/810091274132, 800080/810091274156, 800139/810091274729, 800079/810091274149.

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

6 August 20263Press releasebose.com/pressroom/bose-updates-the-iconic-quietcomfort-headphonesRead 8 October 2026Dated maker launch announcement August 6 2026. Preorder August 8, shipping August 13.

25 May 20266Press releasecdn.uc.assets.prezly.com/8e797023-0139-40c9-96c0-c95e86540efe/-/inline/no/Press_Release_Sennheiser_MOMENTUM_5_Wireless_FINAL_EN%20-%20USA.pdfRead 5 October 2026Manufacturer US announcement May 25, 2026. Not first retail month.

Status

Available1Maker product pagebose.com/p/headphones/bose-quietcomfort-headphones-2nd-gen/QC2G-HEADPHONEARN.htmlRead 8 October 2026Exact US Black reference can be purchased at the time of access.

Available5Maker product pageus.sennheiser-hearing.com/products/momentum-5-wirelessRead 5 October 2026Current maker store five color variants available to order.

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

Bose QuietComfort Headphones (2023)3Press releasebose.com/pressroom/bose-updates-the-iconic-quietcomfort-headphonesRead 8 October 2026The release refines the first-generation 2023 QuietComfort Headphones. No Ultra predecessor inferred.

Sennheiser MOMENTUM 4 Wireless9Reviewsoundguys.com/sennheiser-momentum-5-wireless-131570Read 23 October 2026SoundGuys's launch article calls the MOMENTUM 4 the previous model of the MOMENTUM 5 Wireless.

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.

Not available

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.

$3593Press releasebose.com/pressroom/bose-updates-the-iconic-quietcomfort-headphonesRead 8 October 2026US launch paragraph states 359 USD. Excludes tax and later discounts.

$399.996Press releasecdn.uc.assets.prezly.com/8e797023-0139-40c9-96c0-c95e86540efe/-/inline/no/Press_Release_Sennheiser_MOMENTUM_5_Wireless_FINAL_EN%20-%20USA.pdfRead 5 October 2026US press release page 4 suggested retail 399.99 USD. Current maker 399.95 not used as launch figure.

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.

US1Maker product pagebose.com/p/headphones/bose-quietcomfort-headphones-2nd-gen/QC2G-HEADPHONEARN.htmlRead 8 October 2026Exact US product page and US retailer SKU prove US sale. Page language alone is not used.

US5Maker product pageus.sennheiser-hearing.com/products/momentum-5-wirelessRead 5 October 2026Exact US store availability, not all worldwide markets.

ColoursiThe maker's own colour names

Black1Maker product pagebose.com/p/headphones/bose-quietcomfort-headphones-2nd-gen/QC2G-HEADPHONEARN.htmlRead 8 October 2026Black selected on exact maker page. Reference is US Black 895491-0100. Other colourways are not variants in this reference file.

Bronze, Black, Denim, Lavender, White5Maker product pageus.sennheiser-hearing.com/products/momentum-5-wirelessRead 5 October 2026Current maker US variants, all five. Bronze and Lavender added September 25, 2026 maker blog.

Segment

Music1Maker product pagebose.com/p/headphones/bose-quietcomfort-headphones-2nd-gen/QC2G-HEADPHONEARN.htmlRead 8 October 2026Maker Headphones category, everyday music listening product. USB videoconferencing support does not establish a dedicated office edition.

Music1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-5-wireless/1779187603497-MOMENTUM-5_Manual_EN.pdfRead 5 October 2026Intended use page 4 music playback/phone calls via Bluetooth.

Design

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Form factor

Over-ear1Maker product pagebose.com/p/headphones/bose-quietcomfort-headphones-2nd-gen/QC2G-HEADPHONEARN.htmlRead 8 October 2026Technical Specifications explicitly Around Ear Circumaural.

Over-ear1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-5-wireless/1779187603497-MOMENTUM-5_Manual_EN.pdfRead 5 October 2026Page 43 around-the-ear/circum-aural.

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

Closed10Retailer pagebhphotovideo.com/c/product/1993087-REG/bose_895491_0100_quietcomfort_headphones_2nd_gen.htmlRead 8 October 2026Exact US Black 895491-0100 Specs, Open/Closed-Back: Closed-Back. No fold geometry substitution.

Closed1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-5-wireless/1779187603497-MOMENTUM-5_Manual_EN.pdfRead 5 October 2026Page 24 explicitly closed design.

Wearing style

Headband1Maker product pagebose.com/p/headphones/bose-quietcomfort-headphones-2nd-gen/QC2G-HEADPHONEARN.htmlRead 8 October 2026Technical Specifications Headband: On Head Adjustable.

Headband1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-5-wireless/1779187603497-MOMENTUM-5_Manual_EN.pdfRead 5 October 2026Page 43 headband stereo headphones.

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

Flat and inward2Owner's manualassets.bosecreative.com/m/1bc02035222c5422/original/901307_OG_QCHII-Headphonearn_en.pdfRead 8 October 2026Care and Maintenance pages 37-38: rotate both cups flat, retract into the headband, fold the left cup inward toward the headband and place in the case.

Flat4Reviewpickyaudio.com/reviews/sennheiser-momentum-5-reviewRead 5 October 2026Same flat storage design, no inward fold. Manual case chapter requires flat storage.

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

Yes2Owner's manualassets.bosecreative.com/m/1bc02035222c5422/original/901307_OG_QCHII-Headphonearn_en.pdfRead 8 October 2026Care and Maintenance page 37: rotate earcups inward until flat. B&H lists swivel No, which conflicts and is excluded.

Yes4Reviewpickyaudio.com/reviews/sennheiser-momentum-5-reviewRead 5 October 2026Manual case chapter headphones rotate flat, review shows stored flat.

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

Dynamic10Retailer pagebhphotovideo.com/c/product/1993087-REG/bose_895491_0100_quietcomfort_headphones_2nd_gen.htmlRead 8 October 2026Exact SKU Specs, Driver Type: Dynamic. Diameter omitted due to a credible 30 mm and 40 mm source conflict.

Dynamic1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-5-wireless/1779187603497-MOMENTUM-5_Manual_EN.pdfRead 5 October 2026Page 43 dynamic transducer principle.

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

Not available

42mm1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-5-wireless/1779187603497-MOMENTUM-5_Manual_EN.pdfRead 5 October 2026Page 43 transducer 42 mm.

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

110Retailer pagebhphotovideo.com/c/product/1993087-REG/bose_895491_0100_quietcomfort_headphones_2nd_gen.htmlRead 8 October 2026Exact SKU Specs Number of Drivers: 1 per Earpiece. Microphones not counted as audio transducers.

Not available

Diaphragm material

Not available

Not available

Magnet

Not available

Not available

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

Min6 HzMax22 kHz1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-5-wireless/1779187603497-MOMENTUM-5_Manual_EN.pdfRead 5 October 2026Page 43: 6 Hz to 22 kHz at -10 dB. Maker live specs describe analog line-in 6-22 kHz and USB/Bluetooth acoustic 6-40 kHz. Wireless acoustic range is not placed in A2DP transmission-band field.

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

Not available

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

520Ω3Maker product pagesupport.sennheiser-hearing.com/hc/en-gb/articles/37791265620253-MOMENTUM-5-Wireless-SpecificationsRead 5 October 2026Active 520 ohms published, no passive impedance assumed. Powered analog input.

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

106dB1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-5-wireless/1779187603497-MOMENTUM-5_Manual_EN.pdfRead 5 October 2026Page 43 106 dB at 1 kHz/0 dBFS. Live sheet 108 dB conflicts, manual retained. No per 1 mW/per 1 V sensitivity reference invented for digital full-scale.

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

Not available

Not available

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

Not available

0.2%1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-5-wireless/1779187603497-MOMENTUM-5_Manual_EN.pdfRead 5 October 2026Page 43 THD less than 0.2% at 1 kHz/100 dB SPL. Numeric upper bound, not exact distortion or independent measurement.

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.

48kHz5Maker product pagebose.com/p/headphones/bose-quietcomfort-headphones-2nd-gen/QC2G-HEADPHONEARN.htmlRead 8 October 2026Wired listening FAQ: lossless USB input up to 24-bit/48 kHz. No Bluetooth codec maximum imported.

96kHz2Maker product pagesupport.sennheiser-hearing.com/hc/en-gb/articles/36444900304157-MOMENTUM-5-Wireless-Before-You-StartRead 5 October 2026Wired USB section 96 kHz highest USB playback, may not be available when microphone input enabled.

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

24bits5Maker product pagebose.com/p/headphones/bose-quietcomfort-headphones-2nd-gen/QC2G-HEADPHONEARN.htmlRead 8 October 2026Wired listening FAQ: USB input 24-bit/48 kHz.

24bits2Maker product pagesupport.sennheiser-hearing.com/hc/en-gb/articles/36444900304157-MOMENTUM-5-Wireless-Before-You-StartRead 5 October 2026Same 24 bit USB playback, not Bluetooth codec capability.

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.

Not available

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

Yes1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-5-wireless/1779187603497-MOMENTUM-5_Manual_EN.pdfRead 5 October 2026Page 33 effects saved in headphones, active without app and on different Bluetooth device. FAQ restricts custom EQ to USB/Bluetooth, not analog.

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

33Press releasebose.com/pressroom/bose-updates-the-iconic-quietcomfort-headphonesRead 8 October 2026Controls Connectivity Convenience section explicitly adjustable three-band EQ in Bose app.

82Maker product pagesupport.sennheiser-hearing.com/hc/en-gb/articles/36444900304157-MOMENTUM-5-Wireless-Before-You-StartRead 5 October 2026DSP section explicitly 8 band EQ, separate from Sound Personalization.

EQ presets

Bass Boost, Treble Boost7Reviewsoundguys.com/i-tested-the-bose-quietcomfort-headphones-2nd-gen-and-theyre-a-legit-upgrade-161251Read 8 October 2026Sound section separately measures named Bass Boost and Treble Boost presets. No unnamed presets inferred.

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 Audio, Cinema Mode3Press releasebose.com/pressroom/bose-updates-the-iconic-quietcomfort-headphonesRead 8 October 2026Immersive Listening section names Bose TrueSpatial and Bose Immersive Audio Still, Motion and Cinema listening modes. Works with any audio source, not licensed Dolby Atmos decoding.

Dolby Atmos1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-5-wireless/1779187603497-MOMENTUM-5_Manual_EN.pdfRead 5 October 2026Page 24 built-in Dolby virtualizer or host calculation via app. Requires compatible content, update per launch release.

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

Yes3Press releasebose.com/pressroom/bose-updates-the-iconic-quietcomfort-headphonesRead 8 October 2026Still keeps virtual audio fixed in the room as the head moves. Motion follows head movement. Maker spatial head-movement behavior.

Yes1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-5-wireless/1779187603497-MOMENTUM-5_Manual_EN.pdfRead 5 October 2026Page 24 separately selectable head tracking via app, day one software update and compatible content/source apply.

Noise cancelling

2 of 10 differ

Active noise cancelling

Yes1Maker product pagebose.com/p/headphones/bose-quietcomfort-headphones-2nd-gen/QC2G-HEADPHONEARN.htmlRead 8 October 2026Technical Specifications says active adjustable noise cancellation. ANC can be disabled in the app.

Yes1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-5-wireless/1779187603497-MOMENTUM-5_Manual_EN.pdfRead 5 October 2026Page 24 explicitly active noise cancellation.

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

Hybrid1Maker product pagebose.com/p/headphones/bose-quietcomfort-headphones-2nd-gen/QC2G-HEADPHONEARN.htmlRead 8 October 2026Acoustic Noise Cancelling FAQ explicitly identifies microphones inside and outside the earcups. Hybrid architecture, not inferred solely from adaptive controls.

Hybrid2Maker product pagesupport.sennheiser-hearing.com/hc/en-gb/articles/36444900304157-MOMENTUM-5-Wireless-Before-You-StartRead 5 October 2026FAQ Product Overview/Noise Cancellation explicitly hybrid adaptive ANC.

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

63Press releasebose.com/pressroom/bose-updates-the-iconic-quietcomfort-headphonesRead 8 October 2026Noise section explicitly describes six-microphone system compensating for earcup seal gaps and maintaining active cancellation. Six is the complete system across headphones, not per cup. Separate call-microphone role count remains unproved.

82Maker product pagesupport.sennheiser-hearing.com/hc/en-gb/articles/36444900304157-MOMENTUM-5-Wireless-Before-You-StartRead 5 October 2026Noise Cancellation section explicitly 8 dedicated ANC mics, 4 per cup. Not 4 voice mics.

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

Yes3Press releasebose.com/pressroom/bose-updates-the-iconic-quietcomfort-headphonesRead 8 October 2026Noise section identifies adaptive feedforward controls compensating gaps from glasses, hair and hats. ActiveSense increases cancellation for sudden sounds in Aware mode.

Yes2Maker product pagesupport.sennheiser-hearing.com/hc/en-gb/articles/36444900304157-MOMENTUM-5-Wireless-Before-You-StartRead 5 October 2026Same FAQ adaptive cancellation, not manually chosen strength alone.

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

109Reviewtomsguide.com/audio/headphones/bose-quietcomfort-headphones-2nd-gen-reviewRead 8 October 2026Review ANC section states 10 levels of adjustment. Off, Aware and custom mode counts are excluded.

Not available

ANC attenuation (claimed)

Not available

Not available

Transparency mode

Yes1Maker product pagebose.com/p/headphones/bose-quietcomfort-headphones-2nd-gen/QC2G-HEADPHONEARN.htmlRead 8 October 2026Aware Mode FAQ explicitly identifies transparency using microphone arrays to reproduce environmental sound.

Yes1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-5-wireless/1779187603497-MOMENTUM-5_Manual_EN.pdfRead 5 October 2026Pages 26-27 transparency listening.

Adjustable transparency

Yes3Press releasebose.com/pressroom/bose-updates-the-iconic-quietcomfort-headphonesRead 8 October 2026Custom Modes explicitly let users set individual balance between noise cancelling and acoustic transparency.

Yes1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-5-wireless/1779187603497-MOMENTUM-5_Manual_EN.pdfRead 5 October 2026Page 27 pinch gesture/app adjust continuous intensity. No discrete ANC-level count inferred.

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

Not available

Not available

Wind noise reduction

Yes4Owner's manualassets.bosecreative.com/m/1bc02035222c5422/original/901307_OG_QCHII-Headphonearn_en.pdfRead 8 October 2026Listening Modes Custom row, page 23: supports a wind block noise-control setting. This is selectable processing, not an inferred foam microphone windscreen.

Yes2Maker product pagesupport.sennheiser-hearing.com/hc/en-gb/articles/36444900304157-MOMENTUM-5-Wireless-Before-You-StartRead 5 October 2026Anti-wind mode counteracts wind during playback and calls.

Measured

2 of 21 differ

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

The measured response has slightly emphasized bass and mids. The treble has peaks and dips. Disabling ANC makes the response more uneven.7Reviewsoundguys.com/i-tested-the-bose-quietcomfort-headphones-2nd-gen-and-theyre-a-legit-upgrade-161251Read 8 October 2026Reviewer curves relative to the SoundGuys preference target, default profile and ANC on and off. Firmware and connection or codec are not published. Numerical dB and THD values are not read from graphs.

Not available

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

Not available

Not available

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

Not available

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

Speech was clear in quiet and reverberant rooms. Office noise weakened clarity. Street and wind tests suppressed more of the voice along with background noise.7Reviewsoundguys.com/i-tested-the-bose-quietcomfort-headphones-2nd-gen-and-theyre-a-legit-upgrade-161251Read 8 October 2026Ideal, office, street, wind and reverberant microphone demos. Firmware, phone, codec and USB or Bluetooth route are unreported. No numeric microphone frequency limits inferred.

Not available

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.

Not available

Not available

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

Not available

Not available

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

7 of 16 differ

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

Built-in7Reviewsoundguys.com/i-tested-the-bose-quietcomfort-headphones-2nd-gen-and-theyre-a-legit-upgrade-161251Read 8 October 2026Call section describes headphone microphones used for calls. The owner guide Device Voice Control section also identifies earcup microphones. No in-line microphone in the supplied analog cable.

Built-in1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-5-wireless/1779187603497-MOMENTUM-5_Manual_EN.pdfRead 5 October 2026Pages 7-8 integrated front speech/back microphones.

Microphone element

Not available

MEMS1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-5-wireless/1779187603497-MOMENTUM-5_Manual_EN.pdfRead 5 October 2026Page 43 microphone principle MEMS.

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

Not available

Omnidirectional1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-5-wireless/1779187603497-MOMENTUM-5_Manual_EN.pdfRead 5 October 2026Page 43 four omni-directional speech microphones.

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

Not available

41Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-5-wireless/1779187603497-MOMENTUM-5_Manual_EN.pdfRead 5 October 2026Page 43 speech audio four microphones, 2 x 2 beamforming. FAQ confirms four call mics. Live table says four per side and appears to mix ANC/voice scope. Eight ANC mics remain separate.

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

Min50 HzMax10 kHz1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-5-wireless/1779187603497-MOMENTUM-5_Manual_EN.pdfRead 5 October 2026Page 43 50 Hz to 10 kHz at -3 dB. Live maker 20 Hz-15 kHz conflicts, manual retained. Not sampling rate.

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.

16kHz5Maker product pagebose.com/p/headphones/bose-quietcomfort-headphones-2nd-gen/QC2G-HEADPHONEARN.htmlRead 8 October 2026Wired listening FAQ: voice output signal up to 24-bit/16 kHz through USB-C. This is transmitted USB microphone audio, not acoustic microphone bandwidth.

Not available

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

Not available

Not available

Flip to mute

Not available

Not available

Mute button

Not available

Yes1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-5-wireless/1779187603497-MOMENTUM-5_Manual_EN.pdfRead 5 October 2026Pages 30-31 press multifunction button once during call to mute/unmute. Picky Audio says no mic mute and conflicts with clear guide operation, guide retained.

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

Voice prompt1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-5-wireless/1779187603497-MOMENTUM-5_Manual_EN.pdfRead 5 October 2026Pages 30-31 Mute on/Mute off voice prompt.

Sidetone

Yes2Owner's manualassets.bosecreative.com/m/1bc02035222c5422/original/901307_OG_QCHII-Headphonearn_en.pdfRead 8 October 2026Noise Cancellation While On a Call, page 20: Self voice is activated so the user hears their voice naturally.

Yes1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-5-wireless/1779187603497-MOMENTUM-5_Manual_EN.pdfRead 5 October 2026Page 31 plays own voice during calls.

Adjustable sidetone

Yes2Owner's manualassets.bosecreative.com/m/1bc02035222c5422/original/901307_OG_QCHII-Headphonearn_en.pdfRead 8 October 2026Page 20 directs Self voice adjustment through Bose app Settings. Maker FAQ says self voice is unavailable with ANC disabled.

Yes1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-5-wireless/1779187603497-MOMENTUM-5_Manual_EN.pdfRead 5 October 2026Page 31 app slider adjusts sidetone intensity, enabled by default.

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

Not available

Not available

Connectivity

9 of 20 differ

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

Analog, USB, Bluetooth2Owner's manualassets.bosecreative.com/m/1bc02035222c5422/original/901307_OG_QCHII-Headphonearn_en.pdfRead 8 October 2026Bluetooth menu pairing page 26, Aux Audio page 31 and USB Type-C Audio page 32 document these source audio routes. The analog source uses an active USB-C to 3.5 mm cable.

Analog, USB, Bluetooth1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-5-wireless/1779187603497-MOMENTUM-5_Manual_EN.pdfRead 5 October 2026Pages 17, 34-35 explicit Bluetooth, supplied analog cable and USB audio.

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

3.5 mm TRS14Reviewrtings.com/headphones/reviews/bose/quietcomfort-headphones-2nd-genRead 8 October 2026Exact review Wired Gaming verdict identifies the included 1/8-inch TRS-to-USB-C cable as audio-only. This is the analog source plug. The headset has USB-C, requires power and disables voice pickup on this route per owner guide page 31.

3.5 mm TRS1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-5-wireless/1779187603497-MOMENTUM-5_Manual_EN.pdfRead 5 October 2026Page 6 supplied analog cable, 3.5 mm source plug. Review confirms TRS.

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

USB-C2Owner's manualassets.bosecreative.com/m/1bc02035222c5422/original/901307_OG_QCHII-Headphonearn_en.pdfRead 8 October 2026Aux Audio page 31: both supplied cables attach to USB-C on the right cup. No 3.5 mm headset socket or original 2.5 mm jack.

2.5 mm1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-5-wireless/1779187603497-MOMENTUM-5_Manual_EN.pdfRead 5 October 2026Page 34 explicitly 2.5 mm jack into headphone socket.

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

Not available

1.2m1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-5-wireless/1779187603497-MOMENTUM-5_Manual_EN.pdfRead 5 October 2026Page 6 both supplied cables approximately 1.2 m, no longer cable inferred.

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-C2Owner's manualassets.bosecreative.com/m/1bc02035222c5422/original/901307_OG_QCHII-Headphonearn_en.pdfRead 8 October 2026Headphone Controls diagram and Wired Connections identify USB-C port on right cup.

USB-C1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-5-wireless/1779187603497-MOMENTUM-5_Manual_EN.pdfRead 5 October 2026Page 35 USB Type-C data/charging connection.

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.

Yes2Owner's manualassets.bosecreative.com/m/1bc02035222c5422/original/901307_OG_QCHII-Headphonearn_en.pdfRead 8 October 2026USB Type-C Audio page 32 supports playback from a connected USB-C source.

Yes1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-5-wireless/1779187603497-MOMENTUM-5_Manual_EN.pdfRead 5 October 2026Page 35 explicit playback and recording on Mac/PC/mobile via USB cable.

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.

No2Owner's manualassets.bosecreative.com/m/1bc02035222c5422/original/901307_OG_QCHII-Headphonearn_en.pdfRead 8 October 2026Aux Audio page 31 requires the headphones to be powered on. Battery-depleted operation requires a powered USB connection, not passive analog playback.

No4Reviewpickyaudio.com/reviews/sennheiser-momentum-5-reviewRead 5 October 2026Exact reviewer tests explicitly analog aux cannot play when powered off, agreeing with current maker FAQ. Guide page 34 battery-empty use case conflicts and appears to be legacy wording, rejected after secondary check.

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

None11Reviewrtings.com/headphones/reviews/bose/quietcomfort-headphones-2nd-genRead 8 October 2026Wireless Gaming verdict says no low-latency wireless dongle is included. Generic optional Bluetooth transmitters such as AirFly do not establish a dedicated 2.4 GHz headset receiver.

Sold separately4Reviewpickyaudio.com/reviews/sennheiser-momentum-5-reviewRead 5 October 2026Review explicitly no bundled dongle, compatible Sennheiser dongle can be bought separately.

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.com/p/headphones/bose-quietcomfort-headphones-2nd-gen/QC2G-HEADPHONEARN.htmlRead 8 October 2026Range FAQ: up to 30 ft (9 m). The maker metric claim of 9 m is stored, not a conversion of the rounded 30 ft. Walls, doors and radio interference reduce range.

Not available

Bluetooth

5.41Maker product pagebose.com/p/headphones/bose-quietcomfort-headphones-2nd-gen/QC2G-HEADPHONEARN.htmlRead 8 October 2026Technical Specifications explicitly Bluetooth 5.4. Bluetooth Low Energy listing does not establish LE Audio support.

5.41Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-5-wireless/1779187603497-MOMENTUM-5_Manual_EN.pdfRead 5 October 2026Pages 17/43 current Bluetooth 5.4. Future 6.0 firmware announced but no current implementation proof.

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

SBC, AAC7Reviewsoundguys.com/i-tested-the-bose-quietcomfort-headphones-2nd-gen-and-theyre-a-legit-upgrade-161251Read 8 October 2026Exact 2nd Gen review Connectivity section: SBC and AAC only, no LDAC or aptX. No sibling Ultra codec inherited.

SBC, AAC, aptX, aptX HD, aptX Lossless, aptX Adaptive1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-5-wireless/1779187603497-MOMENTUM-5_Manual_EN.pdfRead 5 October 2026Page 43 exact playback codecs. Snapdragon Sound is certification/technology, not another codec.

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

No8Reviewexpertreviews.co.uk/technology/headphones-audio/bose-quietcomfort-headphones-2nd-gen-reviewRead 8 October 2026The exact base QCH2 review says no LE Audio and no Auracast. Source tested for 3 weeks. Original Ultra or Ultra 2 later beta firmware excluded.

Not available

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

No7Reviewsoundguys.com/i-tested-the-bose-quietcomfort-headphones-2nd-gen-and-theyre-a-legit-upgrade-161251Read 8 October 2026Connectivity: no Auracast at launch. Later Ultra LE Audio and Auracast firmware is excluded from this base model.

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.com/p/headphones/bose-quietcomfort-headphones-2nd-gen/QC2G-HEADPHONEARN.htmlRead 8 October 2026FAQ explicitly maintains connection to two devices simultaneously.

Yes1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-5-wireless/1779187603497-MOMENTUM-5_Manual_EN.pdfRead 5 October 2026Pages 17/43 two active source connections. One audio stream at a time.

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

21Maker product pagebose.com/p/headphones/bose-quietcomfort-headphones-2nd-gen/QC2G-HEADPHONEARN.htmlRead 8 October 2026FAQ explicitly two simultaneous Bluetooth source connections. Pairing memory is separate.

21Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-5-wireless/1779187603497-MOMENTUM-5_Manual_EN.pdfRead 5 October 2026Page 43 Number of active connections 2.

Paired devices remembered

Not available

61Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-5-wireless/1779187603497-MOMENTUM-5_Manual_EN.pdfRead 5 October 2026Page 17 explicitly up to six stored connection profiles. FAQ 2 devices statement refers active multipoint, not remembered slots.

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 Pair2Owner's manualassets.bosecreative.com/m/1bc02035222c5422/original/901307_OG_QCHII-Headphonearn_en.pdfRead 8 October 2026Bluetooth Connections, page 30: Google Fast Pair enables one-tap pairing on Android devices. Bluetooth and Location must be enabled. No Swift Pair inferred.

Not available

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.

Android, iOS12Owner's manualassets.bosecreative.com/m/1bc02035222c5422/original/901307_OG_QCHII-Headphonearn_en.pdfRead 8 October 2026Bose App setup page 12 directs to the App Store and Google Play. Bluetooth Fast Pair is explicitly Android. Phone Call and Voice Control sections document microphone operation on a paired mobile source. No specific desktop or console USB compatibility is inferred from generic computer charging instructions.

Not available

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 Headphones (2nd Gen)

Platform	Connection	Microphone works
Android	Bluetooth	Yes
iOS	Bluetooth	Yes

Source12Owner's manualassets.bosecreative.com/m/1bc02035222c5422/original/901307_OG_QCHII-Headphonearn_en.pdfRead 8 October 2026Phone Call and Voice Control sections document microphone operation on a paired mobile source over Bluetooth. Bose App setup page 12 directs to the App Store and Google Play. No specific desktop or console USB compatibility is inferred from generic computer charging instructions.

BSennheiser MOMENTUM 5 Wireless

Platform	Connection	Microphone works
Windows	USB	Yes
macOS	USB	Yes

Source1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-5-wireless/1779187603497-MOMENTUM-5_Manual_EN.pdfRead 5 October 2026Page 35 individually Mac/PC setup to default audio output/input. PC Windows Control Panel and Mac System Preferences. Microphone explicit recording works. Mobile USB OS not uniquely specified, not assigned.

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.

530mAh10Retailer pagebhphotovideo.com/c/product/1993087-REG/bose_895491_0100_quietcomfort_headphones_2nd_gen.htmlRead 8 October 2026Exact SKU Battery section: 530 mAh LiPo battery. Typical or rated basis unstated. Manufacturer manual omits capacity. The exact 2nd Gen John Lewis item independently indexed 530 mAh. Inaccurate retailer cable and wired-support rows are excluded.

700mAh1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-5-wireless/1779187603497-MOMENTUM-5_Manual_EN.pdfRead 5 October 2026Page 43 installed battery 700 mAh. Battery specification also 2.59 Wh, no corresponding headset Wh field.

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

No2Owner's manualassets.bosecreative.com/m/1bc02035222c5422/original/901307_OG_QCHII-Headphonearn_en.pdfRead 8 October 2026Safety section says battery removal is only by a qualified professional. Page 39 directs Bose battery service and compatible Bose-certified batteries. No routine user exchange or disposal procedure is represented as swappable operation.

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 Headphones (2nd Gen)

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

Source4Owner's manualassets.bosecreative.com/m/1bc02035222c5422/original/901307_OG_QCHII-Headphonearn_en.pdfRead 8 October 2026Battery page 34: 24 h full ANC with Immersive Audio off and 18 h full ANC with Immersive Audio on. Connection and codec are unstated in this claim, so the rows leave them unknown. Maker product footnote gives 75 dB SPL volume. These are not ANC-off figures or the Ultra 30 h.

BSennheiser MOMENTUM 5 Wireless

Connection	ANC	Hours (h)
Bluetooth	Yes	57

Source1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-5-wireless/1779187603497-MOMENTUM-5_Manual_EN.pdfRead 5 October 2026Page 43 up to 57 h Bluetooth ANC active, tested with iPhone at mid volume. Codec, exact percentage and lighting not specified.

Battery life (claimed, max)

24h=CalculatedFrom Claimed battery life

57h=CalculatedFrom Claimed battery life

Battery life with ANC (claimed)

24h=CalculatedFrom Claimed battery life

57h=CalculatedFrom Claimed battery life

Battery life without ANC (claimed)

Not available

Not available

Charging port

USB-C2Owner's manualassets.bosecreative.com/m/1bc02035222c5422/original/901307_OG_QCHII-Headphonearn_en.pdfRead 8 October 2026Battery page 33: charges through the right-earcup USB-C.

USB-C1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-5-wireless/1779187603497-MOMENTUM-5_Manual_EN.pdfRead 5 October 2026Page 43 USB-C charging port.

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

180min2Owner's manualassets.bosecreative.com/m/1bc02035222c5422/original/901307_OG_QCHII-Headphonearn_en.pdfRead 8 October 2026Battery page 34 says allow up to 3 hours. Faster powered off. Slower during use.

120min1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-5-wireless/1779187603497-MOMENTUM-5_Manual_EN.pdfRead 5 October 2026Page 14 complete charging cycle approximately 2 h, FAQ explicitly from empty.

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

15min2Owner's manualassets.bosecreative.com/m/1bc02035222c5422/original/901307_OG_QCHII-Headphonearn_en.pdfRead 8 October 2026Battery page 34: a 15 minute charge of a depleted battery gives up to 2.5 hours with ANC on and Immersive Audio off.

10min1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-5-wireless/1779187603497-MOMENTUM-5_Manual_EN.pdfRead 5 October 2026Page 14 quick-charge 10 minutes.

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

2.5h2Owner's manualassets.bosecreative.com/m/1bc02035222c5422/original/901307_OG_QCHII-Headphonearn_en.pdfRead 8 October 2026Page 34 footnote: 75 dB SPL playback, 3-band EQ at zero, Quiet full ANC and Immersive Audio off. Up to 2.5 h. The Immersive Audio on alternative of 2 h is not this field. Maker test conducted April 2025 on production-representative 2nd Gen units.

7h1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-5-wireless/1779187603497-MOMENTUM-5_Manual_EN.pdfRead 5 October 2026Page 14 approximately 7 h from 10 min. Live technical sheet agrees 7 h, FAQ Before/During Use says 10 h. Manual/sheet retained, charger and ANC scope of quick-charge result not stated.

Use while charging

Yes2Owner's manualassets.bosecreative.com/m/1bc02035222c5422/original/901307_OG_QCHII-Headphonearn_en.pdfRead 8 October 2026Battery page 33: Bluetooth or USB audio during charging. Page 32 supports battery-depleted operation using external USB power. Analog playback while charging is not asserted.

Yes1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-5-wireless/1779187603497-MOMENTUM-5_Manual_EN.pdfRead 5 October 2026Page 14 explicitly music and phone calls available while charging, possibly longer charge time.

Charging dock or stand

Not available

Not available

Controls

5 of 6 differ

Controls

Buttons2Owner's manualassets.bosecreative.com/m/1bc02035222c5422/original/901307_OG_QCHII-Headphonearn_en.pdfRead 8 October 2026Headphone Controls pages 13-19 describe the Bluetooth/Power switch, Action, multifunction and volume buttons. No touch controls inferred.

Buttons, Touch1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-5-wireless/1779187603497-MOMENTUM-5_Manual_EN.pdfRead 5 October 2026Pages 7-9 multifunction button and touchpad gestures.

Volume control

Buttons2Owner's manualassets.bosecreative.com/m/1bc02035222c5422/original/901307_OG_QCHII-Headphonearn_en.pdfRead 8 October 2026Media Playback and Volume page 16 uses plus and minus buttons.

Touch1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-5-wireless/1779187603497-MOMENTUM-5_Manual_EN.pdfRead 5 October 2026Page 23 touch swipe up/down.

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.

Yes2Owner's manualassets.bosecreative.com/m/1bc02035222c5422/original/901307_OG_QCHII-Headphonearn_en.pdfRead 8 October 2026Shortcuts page 19 allows enabling, disabling or changing the Action-button shortcut through the app. Other fixed buttons are not described as remappable.

Not available

Wear detection

No9Reviewtomsguide.com/audio/headphones/bose-quietcomfort-headphones-2nd-gen-reviewRead 8 October 2026Review Specs and Design sections state no wear detection. No RGB or additional microphone sensors inferred from missing wear detection.

Yes1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-5-wireless/1779187603497-MOMENTUM-5_Manual_EN.pdfRead 5 October 2026Page 32 sensor pauses/resumes music and handles calls on removal/wearing.

Voice assistant

Not available

Siri, Google Assistant1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-5-wireless/1779187603497-MOMENTUM-5_Manual_EN.pdfRead 5 October 2026Page 31 host Siri/Google Assistant through multifunction button, only Bluetooth/USB. Specific smartphone/app support varies.

Comfort and build

5 of 11 differ

Headband type

Padded3Press releasebose.com/pressroom/bose-updates-the-iconic-quietcomfort-headphonesRead 8 October 2026Refined Design section explicitly plush soft synthetic-leather headband cushioning.

Padded2Maker product pagesupport.sennheiser-hearing.com/hc/en-gb/articles/36444900304157-MOMENTUM-5-Wireless-Before-You-StartRead 5 October 2026Design & Comfort silicone headband softly secures and cushions head.

Headband material

Plastic with protein-leather cushioning1Maker product pagebose.com/p/headphones/bose-quietcomfort-headphones-2nd-gen/QC2G-HEADPHONEARN.htmlRead 8 October 2026Product comparison identifies streamlined plastic headband. Protein-leather material and plush headband cushioning are described in exact product specs and launch release. No prior-model steel reinforcement imported.

Silicone2Maker product pagesupport.sennheiser-hearing.com/hc/en-gb/articles/36444900304157-MOMENTUM-5-Wireless-Before-You-StartRead 5 October 2026During Use maintenance explicitly headband silicone. Not metal frame or leather claim.

Frame material

Plastic yoke1Maker product pagebose.com/p/headphones/bose-quietcomfort-headphones-2nd-gen/QC2G-HEADPHONEARN.htmlRead 8 October 2026Product comparison, exact second-generation column explicitly plastic yoke. This describes the structural yoke, not a claim that every internal part is plastic.

Not available

Ear cup material

Not available

Plastic8Reviewsoundguys.com/sennheiser-momentum-5-wireless-review-157679Read 5 October 2026Exact review Design section explicitly earcup exterior matte plastic. Maker generic ABS/silicone material list does not map ABS to a specific body part.

Ear pad material

Protein leather1Maker product pagebose.com/p/headphones/bose-quietcomfort-headphones-2nd-gen/QC2G-HEADPHONEARN.htmlRead 8 October 2026Technical Specifications Ear Cushion Material explicitly Protein Leather.

Not available

Replaceable ear pads

Yes1Maker product pagebose.com/p/headphones/bose-quietcomfort-headphones-2nd-gen/QC2G-HEADPHONEARN.htmlRead 8 October 2026Technical Specifications says Removable Cushion. Owner guide pages 40-41 releases and reinstalls all retaining tabs and identifies replacement accessories.

Yes1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-5-wireless/1779187603497-MOMENTUM-5_Manual_EN.pdfRead 5 October 2026Page 37 user ear pad replacement instructions.

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.

Clip2Owner's manualassets.bosecreative.com/m/1bc02035222c5422/original/901307_OG_QCHII-Headphonearn_en.pdfRead 8 October 2026Pages 40-41: release tabs around the earcup rim and snap every tab back into place. Stored as clip, not magnetic or twist-lock.

Clip1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-5-wireless/1779187603497-MOMENTUM-5_Manual_EN.pdfRead 5 October 2026Page 37 pressing pad onto ear cup until snaps engage, clipping.

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 cushions, USB-C cables2Owner's manualassets.bosecreative.com/m/1bc02035222c5422/original/901307_OG_QCHII-Headphonearn_en.pdfRead 8 October 2026Pages 40-41 show removable cushions and page 39 lists replacement accessories. Both USB cables are separate replaceable accessories. Battery service is excluded.

Ear pads, BA 500 rechargeable battery1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-5-wireless/1779187603497-MOMENTUM-5_Manual_EN.pdfRead 5 October 2026Pages 37-39 ear pads and BA 500 battery. Battery replacement requires four PH0 screws. Not a normal hot-swap battery operation, swappable_battery not asserted.

Software

1 of 3 differ

Companion app

Bose2Owner's manualassets.bosecreative.com/m/1bc02035222c5422/original/901307_OG_QCHII-Headphonearn_en.pdfRead 8 October 2026Bose App page 12 identifies the app for setup and product control.

Sennheiser Smart Control Plus1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-5-wireless/1779187603497-MOMENTUM-5_Manual_EN.pdfRead 5 October 2026Page 20 Smart Control Plus app, distinct from older Smart Control.

App platforms

Android, iOS2Owner's manualassets.bosecreative.com/m/1bc02035222c5422/original/901307_OG_QCHII-Headphonearn_en.pdfRead 8 October 2026Bose App setup diagram gives App Store and Google Play. Google Fast Pair is explicitly Android. The Tom's Guide review independently names iOS and Android app support.

Android, iOS1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-5-wireless/1779187603497-MOMENTUM-5_Manual_EN.pdfRead 5 October 2026Page 20 Google Play and Apple App Store.

User firmware updates

Yes2Owner's manualassets.bosecreative.com/m/1bc02035222c5422/original/901307_OG_QCHII-Headphonearn_en.pdfRead 8 October 2026Care and Maintenance page 39: updates automatically when the Bose app finds firmware. Alternative user update via btu.Bose.com on a computer.

Yes1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-5-wireless/1779187603497-MOMENTUM-5_Manual_EN.pdfRead 5 October 2026Page 4 app firmware updates plus FAQ explicit updater.

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.

230g(8.1 oz)5Maker product pagebose.com/p/headphones/bose-quietcomfort-headphones-2nd-gen/QC2G-HEADPHONEARN.htmlRead 8 October 2026Technical Specs, Entire Product System: 0.507 lb. Converted using 453.59237 g/lb and rounded to 0.1 g. Published rounded claim, cable condition unstated. SoundGuys 230 g agrees. TechRadar 241 g conflicts. No reviewer measurement is asserted.

290g(10.2 oz)1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-5-wireless/1779187603497-MOMENTUM-5_Manual_EN.pdfRead 5 October 2026Page 43 approximate 290 g published headphone body mass. Reviewer 291 g metadata not independent weighing proof.

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.

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Certifications

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Hi-Res Audio

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Hi-Res Audio6Press releasecdn.uc.assets.prezly.com/8e797023-0139-40c9-96c0-c95e86540efe/-/inline/no/Press_Release_Sennheiser_MOMENTUM_5_Wireless_FINAL_EN%20-%20USA.pdfRead 5 October 2026Signature Performance page 2 explicitly Hi-Res Audio certification, no Wireless certification inferred from codec.

Communication certifications

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FCC ID

A944436442Owner's manualassets.bosecreative.com/m/1bc02035222c5422/original/901307_OG_QCHII-Headphonearn_en.pdfRead 8 October 2026Regulatory section gives FCC ID A94443644 for model 443644.

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Other certifications

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Snapdragon Sound8Reviewsoundguys.com/sennheiser-momentum-5-wireless-review-157679Read 5 October 2026Connectivity section explicitly Snapdragon Sound certified. This is not a Bluetooth codec. Battery test still unfinished, no runtime result stored.

In the box

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In the box

QuietComfort Headphones (2nd Gen), Carry case, USB-C to USB-C cable, USB-C to 3.5 mm cable, Safety Sheet5Maker product pagebose.com/p/headphones/bose-quietcomfort-headphones-2nd-gen/QC2G-HEADPHONEARN.htmlRead 8 October 2026Product What is in the box inventory. Technical Specs says Audio Cable Included No, which the inventory and FAQ contradict, so it is excluded.

MOMENTUM 5 around-ear headphones, USB-C to USB-C charging cable, 3.5 mm to 2.5 mm analog audio cable, Carry case, Quick guide, Safety guide, Compliance sheet1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-5-wireless/1779187603497-MOMENTUM-5_Manual_EN.pdfRead 5 October 2026Page 6 complete package list. No BTD 700 dongle included.

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

ABose QuietComfort Headphones (2nd Gen)

Type	Length (m)	Count
USB-C to USB-C	0.9906	1
USB-C to 3.5 mm	Not available	1

Source5Maker product pagebose.com/p/headphones/bose-quietcomfort-headphones-2nd-gen/QC2G-HEADPHONEARN.htmlRead 8 October 2026Maker inventory lists a C-to-C 39 in cable plus a USB-C-to-3.5 mm cable. Analog length left unknown. The B&H 20 in charging cable claim conflicts and is excluded.

BSennheiser MOMENTUM 5 Wireless

Type	Length (m)	Count
USB-C to USB-C cable	1.2	1
3.5 mm to 2.5 mm analog cable	1.2	1

Source1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-5-wireless/1779187603497-MOMENTUM-5_Manual_EN.pdfRead 5 October 2026Page 6 one of each named cable, approximate 1.2 m lengths.

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

Hard4Owner's manualassets.bosecreative.com/m/1bc02035222c5422/original/901307_OG_QCHII-Headphonearn_en.pdfRead 8 October 2026Store the Headphones pages 37-38 depict a protective zipper carrying case. The SoundGuys review calls it a sturdy protective case. The US Black reference includes the hard case, not the SC soft-case package.

Hard4Reviewpickyaudio.com/reviews/sennheiser-momentum-5-reviewRead 5 October 2026Build section thinner hard case, not pouch.

Links

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Product page

www.bose.com/p/headphones/bose-quietcomfort-headphones-2nd-gen/QC2G-HEADPHONEARN.html1Maker product pagebose.com/p/headphones/bose-quietcomfort-headphones-2nd-gen/QC2G-HEADPHONEARN.htmlRead 8 October 2026Exact current maker product page with Black colour selection.

us.sennheiser-hearing.com/products/momentum-5-wireless5Maker product pageus.sennheiser-hearing.com/products/momentum-5-wirelessRead 5 October 2026Exact US MOMENTUM 5 Wireless maker store, not True Wireless earbuds.

Spec sheet

www.bose.com/p/headphones/bose-quietcomfort-headphones-2nd-gen/QC2G-HEADPHONEARN.html1Maker product pagebose.com/p/headphones/bose-quietcomfort-headphones-2nd-gen/QC2G-HEADPHONEARN.htmlRead 8 October 2026Maker Technical Specifications and product FAQ. No separate technical datasheet was found.

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Manual

assets.bosecreative.com/m/1bc02035222c5422/original/901307_OG_QCHII-Headphonearn_en.pdf2Owner's manualassets.bosecreative.com/m/1bc02035222c5422/original/901307_OG_QCHII-Headphonearn_en.pdfRead 8 October 2026Official Bose-hosted 45-page English Owner Guide linked from the current product page. Not the QuietComfort 2 2003 guide or the Ultra guide.

cdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-5-wireless/1779187603497-MOMENTUM-5_Manual_EN.pdf1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-5-wireless/1779187603497-MOMENTUM-5_Manual_EN.pdfRead 5 October 2026Complete 47-page maker English manual, version 05/26 A01. Relevant specification, control, battery and maintenance pages rendered/read.

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.

1year1Maker product pagebose.com/p/headphones/bose-quietcomfort-headphones-2nd-gen/QC2G-HEADPHONEARN.htmlRead 8 October 2026US product page Bose 1-Year Limited Warranty section. Starts immediately and covers mechanical breakdown and battery failure. Optional BoseCare years excluded.

1year5Maker product pageus.sennheiser-hearing.com/products/momentum-5-wirelessRead 5 October 2026US maker store explicit Includes 1-year manufacturer warranty. Regional statutory rights are separate from this manufacturer period.

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