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Sennheiser MOMENTUM 5 Wireless vs Sonos Ace Ultra

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Product A: Sennheiser

MOMENTUM 5 Wireless

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B

Product B: Sonos

Ace Ultra

71 of 161 known

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Only differences

ASennheiser MOMENTUM 5 Wireless

BSonos Ace Ultra

General

6 of 8 differ

Series

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.

Not available

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

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.

S52A, ACEULUS1BLK, ACEULUS1, ACEULUS1AGAV, ACEULUS1SAND1Maker product pagesonos.com/en-us/shop/sonos-ace-ultraRead 14 October 2026Page data lists US SKUs: ACEULUS1BLK Black, ACEULUS1 Soft White, ACEULUS1AGAV Agave, ACEULUS1SAND Sand. S52A is the hardware model from the FCC filing as reported by TBreak.11Press articletbreak.com/tbreak/sonos-ace-ultra-headphones-fcc-filing-september-launchRead 14 October 2026TBreak: the heavily redacted FCC filing identifies the product as model S52A.

GTIN / EAN

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.

Not available

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

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.

1 September 20264Press articlehifi.fan/stories/sonos-ace-ultra-headphones-released-with-headphone-engine-2-and-audio-handoverRead 14 October 2026HiFi Editorial dated 1 September 2026: Sonos has announced the Ace Ultra.

Status

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

Available1Maker product pagesonos.com/en-us/shop/sonos-ace-ultraRead 14 October 2026Sonos US store shows Available now with Add to cart and in-stock offers.

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

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.

Not available

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

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.

$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.

$4491Maker product pagesonos.com/en-us/shop/sonos-ace-ultraRead 14 October 2026$449 on the Sonos US store, unchanged from the launch price reported by What Hi-Fi? and Tom's Guide.4Press articlehifi.fan/stories/sonos-ace-ultra-headphones-released-with-headphone-engine-2-and-audio-handoverRead 14 October 2026Retail prices 399 GBP, $449, AU$699 and EUR 449.5Reviewwhathifi.com/headphones/sonos-ace-ultraRead 14 October 2026Tested at 399 GBP / $449 / AU$699.

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

€4493Maker product pagesonos.com/de-de/shop/sonos-ace-ultraRead 14 October 2026449 EUR on the German Sonos store. German list prices include VAT. Press at launch also gave EUR 449.4Press articlehifi.fan/stories/sonos-ace-ultra-headphones-released-with-headphone-engine-2-and-audio-handoverRead 14 October 2026Retail prices 399 GBP, $449, AU$699 and EUR 449. Tax treatment is not stated.6Reviewtomsguide.com/audio/headphones/sonos-ace-reviewRead 14 October 2026The Sonos Ace Ultra land at $449 (399 GBP / 449 EUR).

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

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

Not available

ColoursiThe maker's own colour names

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.

Black, Soft White, Agave, Sand1Maker product pagesonos.com/en-us/shop/sonos-ace-ultraRead 14 October 2026Colors: Black, Soft White, Agave, Sand. Finish: Matte.

Segment

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.

Music1Maker product pagesonos.com/en-us/shop/sonos-ace-ultraRead 14 October 2026Maker markets premium wireless noise-canceling headphones for music, spatial audio and TV listening.

Design

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Form factor

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.

Over-ear2Owner's manualsonos.com/en-us/guides/sonosaceultraRead 14 October 2026Over-ear headphones with ear cushions that surround the ears. What Hi-Fi? and SoundGuys call them over-ear.5Reviewwhathifi.com/headphones/sonos-ace-ultraRead 14 October 2026Reviewed as over-ear headphones.

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

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.

Closed9Reviewsoundguys.com/product/sonos-ace-ultraRead 14 October 2026Spec table: Acoustic design Closed-back.

Wearing style

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.

Headband2Owner's manualsonos.com/en-us/guides/sonosaceultraRead 14 October 2026Adjustable headband that extends with ear cups on each side.

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

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

Flat8Reviewtechradar.com/audio/wireless-headphones/sonos-ace-ultra-reviewRead 14 October 2026The Ace Ultra are not fully foldable, but the ear cups rotate flat for stowing in the case.

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

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

Yes2Owner's manualsonos.com/en-us/guides/sonosaceultraRead 14 October 2026Plush ear cushions, rotating ear cups and an adjustable headband. TechRadar and Man of Many say the cups rotate flat and swivel both ways.

RGB lighting

Not available

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

Not available

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Drivers and sound

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Driver type

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.

Dynamic1Maker product pagesonos.com/en-us/shop/sonos-ace-ultraRead 14 October 2026Custom 40 mm dynamic driver in each ear cup.

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

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.

40mm1Maker product pagesonos.com/en-us/shop/sonos-ace-ultraRead 14 October 2026Custom 40 mm driver in each ear cup.

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

Not available

11Maker product pagesonos.com/en-us/shop/sonos-ace-ultraRead 14 October 2026One 40 mm driver in each ear cup.

Diaphragm material

Not available

Not available

Magnet

Not available

Dual-ring magnet motor5Reviewwhathifi.com/headphones/sonos-ace-ultraRead 14 October 2026New Sonos-designed 40mm dynamic drive units with a dual-ring magnet motor structure.

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.

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.

Not available

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

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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.

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.

Not available

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.

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.

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

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

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.

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Max input power

Not available

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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.

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.

48kHz4Press articlehifi.fan/stories/sonos-ace-ultra-headphones-released-with-headphone-engine-2-and-audio-handoverRead 14 October 2026Wired listening via the USB-C port offers audio up to 16-bit/48kHz.5Reviewwhathifi.com/headphones/sonos-ace-ultraRead 14 October 2026Native support for 16-bit/48kHz is available via the wired USB connection.

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

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.

16bits4Press articlehifi.fan/stories/sonos-ace-ultra-headphones-released-with-headphone-engine-2-and-audio-handoverRead 14 October 2026Wired listening via the USB-C port offers audio up to 16-bit/48kHz.5Reviewwhathifi.com/headphones/sonos-ace-ultraRead 14 October 2026Native support for 16-bit/48kHz is available via the wired USB connection.

DAC

Not available

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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

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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.

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.

Not available

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

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.

81Maker product pagesonos.com/en-us/shop/sonos-ace-ultraRead 14 October 2026Use the Sonos app to adjust bass, mids and treble with 3-band or 8-band EQ. Stored as 8, the larger option.

EQ presets

Not available

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Volume limit

Not available

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Spatial audio

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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.

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.

Dolby Atmos, TrueCinema1Maker product pagesonos.com/en-us/shop/sonos-ace-ultraRead 14 October 2026Dolby Atmos with a compatible device and content. TrueCinema tunes the headphones to your room and a compatible Sonos soundbar and renders a 7.1.4 mix with spatial audio. Dolby Atmos and TrueCinema need compatible Sonos gear or content.5Reviewwhathifi.com/headphones/sonos-ace-ultraRead 14 October 2026Dolby Atmos spatial audio with head tracking and TrueCinema. No toggle in the app to switch Atmos on and off.

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

Not available

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Head tracking

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.

Yes1Maker product pagesonos.com/en-us/shop/sonos-ace-ultraRead 14 October 2026Sonos Intelligent Motion Processing with Dolby Head Tracking. Enable it in the Sonos app.

Noise cancelling

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Active noise cancelling

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.

Yes1Maker product pagesonos.com/en-us/shop/sonos-ace-ultraRead 14 October 2026Adaptive Active Noise Cancellation uses ten microphones. Up to 2x more ANC than Sonos Ace at frequencies up to 65 Hz.5Reviewwhathifi.com/headphones/sonos-ace-ultraRead 14 October 2026Standard full ANC alongside Aware Mode. Ten microphones, up from eight.

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

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.

Not available

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

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.

Not available

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

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.

Yes1Maker product pagesonos.com/en-us/shop/sonos-ace-ultraRead 14 October 2026Adaptive ANC adjusts for changes in fit caused by head movement, glasses, hair and other factors.

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

Not available

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ANC attenuation (claimed)

Not available

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Transparency mode

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.

Yes1Maker product pagesonos.com/en-us/shop/sonos-ace-ultraRead 14 October 2026Aware mode blends ambient sound with your content. Voice boost is optional.

Adjustable 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.

Not available

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

Not available

Not available

Wind noise reduction

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.

Not available

Measured

None of 21 known

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

Not available

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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

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

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

Not available

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

Not available

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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

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

Not available

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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

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

Not available

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Clamping forceiMeasured by a reviewer, not claimed by the maker

Not available

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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

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Microphone

9 of 16 differ

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

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.

Built-in1Maker product pagesonos.com/en-us/shop/sonos-ace-ultraRead 14 October 2026Ten microphones for noise control, calls, Aware mode and TrueCinema. No boom microphone.

Microphone element

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.

Not available

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

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.

Not available

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

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.

Not available

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

101Maker product pagesonos.com/en-us/shop/sonos-ace-ultraRead 14 October 2026Ten microphones for noise control, calls, Aware mode and TrueCinema. The maker states the total for the headset.5Reviewwhathifi.com/headphones/sonos-ace-ultraRead 14 October 2026The Ace Ultra houses 10 microphones, up from eight.

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

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.

Not available

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

Not available

Not available

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

Not available

Not available

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

Not available

Not available

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

Not available

DSP1Maker product pagesonos.com/en-us/shop/sonos-ace-ultraRead 14 October 2026Microphones target your voice and suppress background noise on calls. Stored as DSP processing. The maker does not claim AI processing.

Flip to mute

Not available

Not available

Mute button

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.

Not available

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

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.

Not available

Sidetone

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.

Yes1Maker product pagesonos.com/en-us/shop/sonos-ace-ultraRead 14 October 2026Sidetone helps your voice sound natural and clear during calls, even when ANC is enabled.2Owner's manualsonos.com/en-us/guides/sonosaceultraRead 14 October 2026Sidetone is a Noise Control setting in the Sonos app. It may not work when plugged into another device during a call.

Adjustable sidetone

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.

Not available

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

Not available

Not available

Connectivity

8 of 20 differ

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

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.

Bluetooth, USB, Analog1Maker product pagesonos.com/en-us/shop/sonos-ace-ultraRead 14 October 2026Bluetooth, USB-C line-in and USB-C to 3.5 mm. The product page lists USB-C and 3.5 mm.2Owner's manualsonos.com/en-us/guides/sonosaceultraRead 14 October 2026Bluetooth. The USB-C port takes line-in audio over a USB-C to 3.5 mm cable or a USB-C to USB-C cable. Bluetooth is disabled while a USB-C cable is connected.

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

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.

Not available

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

USB-C2Owner's manualsonos.com/en-us/guides/sonosaceultraRead 14 October 2026USB-C to 3.5 mm cable and USB-C to USB-C cable both connect to the headphone USB-C port. Not compatible with third party cables.

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

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.

1.2m1Maker product pagesonos.com/en-us/shop/sonos-ace-ultraRead 14 October 2026Longest included cable is the USB-C to 3.5 mm cable, 3.94 ft (1.2 m).

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-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.

USB-C2Owner's manualsonos.com/en-us/guides/sonosaceultraRead 14 October 2026USB-C port for charging and line-in.

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.

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.

Yes1Maker product pagesonos.com/en-us/shop/sonos-ace-ultraRead 14 October 2026Lossless audio over Bluetooth with aptX on a supported device, or via a USB-C connection.6Reviewtomsguide.com/audio/headphones/sonos-ace-reviewRead 14 October 2026Connectivity lists USB-C audio.

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.

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.

Not available

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

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

None2Owner's manualsonos.com/en-us/guides/sonosaceultraRead 14 October 2026Bluetooth headphones with Wi-Fi for the Sonos system. No dongle in the box.

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.

Not available

Not available

Bluetooth

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.

6.01Maker product pagesonos.com/en-us/shop/sonos-ace-ultraRead 14 October 2026Bluetooth 6.0 supports audio streaming from any Bluetooth-enabled device.2Owner's manualsonos.com/en-us/guides/sonosaceultraRead 14 October 2026Bluetooth 6.0.6Reviewtomsguide.com/audio/headphones/sonos-ace-reviewRead 14 October 2026Connectivity: Bluetooth 6.0, WiFi, USB-C audio and 3.5mm input.

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

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.

SBC, AAC, aptX Adaptive Lossless5Reviewwhathifi.com/headphones/sonos-ace-ultraRead 14 October 2026Tech specs list SBC, AAC and aptX Lossless. aptX Lossless over Bluetooth is limited to 16-bit/44.1kHz files.6Reviewtomsguide.com/audio/headphones/sonos-ace-reviewRead 14 October 2026Specs: Codecs SBC, AAC, Qualcomm aptX Adaptive Lossless.7Retailer pagehk.tcacoustic.asia/products/sonos-ace-ultraRead 14 October 2026Distributor copy of the Sonos tech spec lists Bluetooth Codecs: SBC, AAC, aptX Adaptive Lossless. Sonos' own page does not name codecs. What Hi-Fi? writes aptX Lossless.9Reviewsoundguys.com/product/sonos-ace-ultraRead 14 October 2026Spec table: AAC, aptX Lossless, SBC.

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

Not available

Not available

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

Not available

Not available

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

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.

Yes2Owner's manualsonos.com/en-us/guides/sonosaceultraRead 14 October 2026Using Multipoint, you can connect Sonos Ace Ultra to 2 Bluetooth devices and automatically switch between audio streams. Multipoint is off by default. Turn it on in Sonos Ace Ultra Settings.

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

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.

22Owner's manualsonos.com/en-us/guides/sonosaceultraRead 14 October 2026Connect to 2 Bluetooth devices.

Paired devices remembered

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.

Not available

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

Not available

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.

Not available

Android, iOS1Maker product pagesonos.com/en-us/shop/sonos-ace-ultraRead 14 October 2026The Sonos app and TV Audio Swap work on iOS and Android. Bluetooth works with any Bluetooth-enabled device.

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.

ASennheiser 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.

BSonos Ace Ultra

Not available

Official licence

Not available

Not available

Battery and charging

10 of 13 differ

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

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.

1,060mAh1Maker product pagesonos.com/en-us/shop/sonos-ace-ultraRead 14 October 2026A 1060 mAh lithium-ion battery.

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

Not available

Yes1Maker product pagesonos.com/en-us/shop/sonos-ace-ultraRead 14 October 2026Replace the parts. Keep the headphones. The ear cushions and battery are designed to be swapped out.2Owner's manualsonos.com/en-us/guides/sonosaceultraRead 14 October 2026Power and Connectivity: Battery (replaceable). Replacement instructions are on the Sonos website.5Reviewwhathifi.com/headphones/sonos-ace-ultraRead 14 October 2026You can replace the headphones' battery yourself.

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

Not available

11Maker product pagesonos.com/en-us/shop/sonos-ace-ultraRead 14 October 2026One battery in the headphones.

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.

ASennheiser 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.

BSonos Ace Ultra

Connection	ANC	Hours (h)
Bluetooth	Yes	35
Bluetooth	No	50

Source1Maker product pagesonos.com/en-us/shop/sonos-ace-ultraRead 14 October 2026Up to 35 hours of listening time with Active Noise Cancellation or Aware mode on, at moderate volume. The Product Guide adds up to 50 hours with ANC off. Battery life depends on usage, settings and environmental factors.2Owner's manualsonos.com/en-us/guides/sonosaceultraRead 14 October 2026Guide overview: listen up to 35 hours with Adaptive Noise Cancellation on, or up to 50 hours with ANC off. Spec section: 35 hours with ANC or Aware mode on.

Battery life (claimed, max)

57h=CalculatedFrom Claimed battery life

50h=CalculatedFrom Claimed battery life

Battery life with ANC (claimed)

57h=CalculatedFrom Claimed battery life

35h=CalculatedFrom Claimed battery life

Battery life without ANC (claimed)

Not available

50h=CalculatedFrom Claimed battery life

Charging port

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.

USB-C2Owner's manualsonos.com/en-us/guides/sonosaceultraRead 14 October 2026Use the included USB-C cable and a compliant USB-C power supply, 7.5 W minimum (15 W recommended).

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

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.

180min1Maker product pagesonos.com/en-us/shop/sonos-ace-ultraRead 14 October 2026A full charge from 0% can take up to 3 hours. Stored as 180 minutes, the upper bound.2Owner's manualsonos.com/en-us/guides/sonosaceultraRead 14 October 2026Full charge from 0% can require up to 3 hours.

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

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.

3min1Maker product pagesonos.com/en-us/shop/sonos-ace-ultraRead 14 October 2026Rapid charging provides up to 3 hours of listening time from a 3-minute charge starting at 0%.

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

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.

3h1Maker product pagesonos.com/en-us/shop/sonos-ace-ultraRead 14 October 2026Rapid charging provides up to 3 hours of listening time from a 3-minute charge starting at 0%. The guide says rapid charging needs 15 to 30 C and a charger between 5 W and 12 W for top speed.

Use while charging

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.

Yes2Owner's manualsonos.com/en-us/guides/sonosaceultraRead 14 October 2026While Sonos Ace Ultra is charging, you can continue listening to a Bluetooth-connected device.

Charging dock or stand

Not available

Not available

Controls

3 of 6 differ

Controls

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.

Buttons, Slider2Owner's manualsonos.com/en-us/guides/sonosaceultraRead 14 October 2026Content Key slides up and down for volume and presses for playback and calls. Noise Control button on the right cup. Power/Bluetooth button on the left cup.

Volume control

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.

Not available

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.

Not available

Not available

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.

Yes1Maker product pagesonos.com/en-us/shop/sonos-ace-ultraRead 14 October 2026The music pauses when you take off the headphones and resumes when you put them back on.2Owner's manualsonos.com/en-us/guides/sonosaceultraRead 14 October 2026Sensors in the ear cups detect if you are wearing them. On by default.6Reviewtomsguide.com/audio/headphones/sonos-ace-reviewRead 14 October 2026Specs: Wear detection Yes.

Voice assistant

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.

Voice assistant of the connected device, such as Siri or Gemini1Maker product pagesonos.com/en-us/shop/sonos-ace-ultraRead 14 October 2026Noise Control button on the right cup. Long press to activate your voice assistant.2Owner's manualsonos.com/en-us/guides/sonosaceultraRead 14 October 2026Press and hold the Noise Control / Voice Control button to activate your device voice assistant, such as Siri or Gemini.

Comfort and build

6 of 11 differ

Headband type

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.

Padded2Owner's manualsonos.com/en-us/guides/sonosaceultraRead 14 October 2026Adjustable headband with the right amount of padding. Man of Many mentions Rebound memory foam padding.

Headband material

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.

Not available

Frame material

Not available

Stainless steel2Owner's manualsonos.com/en-us/guides/sonosaceultraRead 14 October 2026Finish: stainless steel. The stainless steel headband smoothly extends and stays securely in place.

Ear cup material

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.

Not available

Ear pad material

Not available

Memory foam covered in vegan leather2Owner's manualsonos.com/en-us/guides/sonosaceultraRead 14 October 2026Finish lists vegan leather. Tom's Guide and Man of Many describe memory foam ear cushions. SoundGuys lists memory foam and synthetic leather.

Replaceable ear pads

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.

Yes1Maker product pagesonos.com/en-us/shop/sonos-ace-ultraRead 14 October 2026Ear cushions are designed to be swapped out. Ear cushions are sold as accessories.2Owner's manualsonos.com/en-us/guides/sonosaceultraRead 14 October 2026Ear cushions can be easily replaced if they wear out over time.

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.

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.

Magnetic2Owner's manualsonos.com/en-us/guides/sonosaceultraRead 14 October 2026Each cushion is securely held in place by magnets and can be removed with a light pull. It snaps into place when reattached.5Reviewwhathifi.com/headphones/sonos-ace-ultraRead 14 October 2026Ear pads attach magnetically and replacements cost about 40 GBP / $40.

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 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.

Ear cushions, Battery1Maker product pagesonos.com/en-us/shop/sonos-ace-ultraRead 14 October 2026The ear cushions and battery are designed to be swapped out. Ear cushions $39 and a replacement battery kit $25 are sold by Sonos.2Owner's manualsonos.com/en-us/guides/sonosaceultraRead 14 October 2026Spec section: Battery (replaceable). Ear cushion replacement section.

Software

1 of 3 differ

Companion app

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.

Sonos2Owner's manualsonos.com/en-us/guides/sonosaceultraRead 14 October 2026Sonos app. Settings, EQ, noise control and updates are in the app.

App platforms

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.

Android, iOS2Owner's manualsonos.com/en-us/guides/sonosaceultraRead 14 October 2026Sonos app on iOS and Android. TV Audio Swap works on iOS and Android.

User firmware updates

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.

Yes2Owner's manualsonos.com/en-us/guides/sonosaceultraRead 14 October 2026Sonos app Settings, About: check for software updates and see the current software version.

Dimensions and weight

2 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.

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.

325g(11.5 oz)2Owner's manualsonos.com/en-us/guides/sonosaceultraRead 14 October 2026Details and Dimensions: Weight 0.72 lbs (325 g). The product page says 0.71 lbs (322 g). The guide is preferred over the product page. Tom's Guide, What Hi-Fi? and SoundGuys repeat 322 g.

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

Not available

Width163Height193Depth84mm(6.4 × 7.6 × 3.3 in)2Owner's manualsonos.com/en-us/guides/sonosaceultraRead 14 October 2026Details and Dimensions: Height 7.60 in (193 mm), Width 6.42 in (163 mm), Depth 3.31 in (84 mm). The product page lists a single unit with ear cup width 90.8 mm and depth 45 mm, which are not stored.

Certifications

2 of 3 differ

Hi-Res Audio

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.

Not available

Communication certifications

Not available

Not available

FCC ID

Not available

Not available

Other certifications

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.

Not available

In the box

3 of 3 differ

In the box

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.

Sonos Ace Ultra headphones, Travel case with removable cable pouch, USB-C to USB-C cable, USB-C to 3.5 mm cable, Quickstart Guide and legal and warranty information1Maker product pagesonos.com/en-us/shop/sonos-ace-ultraRead 14 October 2026Box contents: travel case, USB-C to USB-C cable, USB-C to 3.5 mm cable, Set Up Guide and legal and warranty information. The headphones themselves are included.

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

ASennheiser 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.

BSonos Ace Ultra

Type	Length (m)	Count
USB-C to USB-C cable	0.75	1
USB-C to 3.5 mm cable	1.2	1

Source1Maker product pagesonos.com/en-us/shop/sonos-ace-ultraRead 14 October 2026USB-C to USB-C cable 2.46 ft (0.75 m). USB-C to 3.5 mm cable 3.94 ft (1.2 m).2Owner's manualsonos.com/en-us/guides/sonosaceultraRead 14 October 2026USB-C to USB-C cable 2.46 ft (0.75 m). USB-C to 3.5 mm cable 3.94 ft (1.2 m).

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

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

Not available

Links

Not compared

Product page

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.

www.sonos.com/en-us/shop/sonos-ace-ultra1Maker product pagesonos.com/en-us/shop/sonos-ace-ultraRead 14 October 2026

Spec sheet

Not available

www.sonos.com/en-us/shop/sonos-ace-ultra1Maker product pagesonos.com/en-us/shop/sonos-ace-ultraRead 14 October 2026The Tech Specs tab on the product page.

Manual

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.

www.sonos.com/en-us/guides/sonosaceultra2Owner's manualsonos.com/en-us/guides/sonosaceultraRead 14 October 2026Sonos Ace Ultra product guide.

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

Not available

Not available

Warranty

0 of 1 differ

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.

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.

1year10Maker product pagesonos.com/en-us/legal/terms-of-useRead 14 October 2026Section 10(a): Sonos warrants the Product for one (1) year after the date of original purchase against defects in materials and workmanship. US English terms. The Sonos warranty extension of 2024 excludes portable and wearable products.

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