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Sennheiser MOMENTUM 4 Wireless vs Sony WH-1000XM4

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Product A: Sennheiser

MOMENTUM 4 Wireless

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B

Product B: Sony

WH-1000XM4

86 of 161 known

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Only differences

ASennheiser MOMENTUM 4 Wireless

BSony WH-1000XM4

General

5 of 8 differ

Series

MOMENTUM2Maker product pageus.sennheiser-hearing.com/products/momentum-4-wirelessRead 5 October 2026

1000X1Maker product pagesony.jp/headphone/products/WH-1000XM4/spec.htmlRead 5 October 2026

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

M4AEBT, 800107, 800074, 700383, 800073, 509267, 800109, 8001081Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-4-wireless/Instruction%20manual%20MOMENTUM%204%20Wireless/Instruction_manual_MOMENTUM_4_Wireless.pdfRead 5 October 20263Maker product pageus.sennheiser-hearing.com/products/momentum-4-wireless.jsRead 5 October 2026Commercial SKU identifiers from public current maker data joined to exact colors/GTIN rows. Regulatory model M4AEBT independently established by manual cover.4Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-4-wireless/Instruction%20manual%20MOMENTUM%204%20Wireless/Instruction_manual_MOMENTUM_4_Wireless.pdfRead 5 October 2026Exact regulatory model M4AEBT is printed on the current manual cover. Commercial SKU identifiers sit in the exact sold-configuration rows.

WH-1000XM41Maker product pagesony.jp/headphone/products/WH-1000XM4/spec.htmlRead 5 October 2026

GTIN / EAN

810091270431, 810091274095, 810091272626, 810091274088, 810091270455, 810091274323, 8100912743163Maker product pageus.sennheiser-hearing.com/products/momentum-4-wireless.jsRead 5 October 2026Each barcode joined to exact SKU and color in variants. Black current SKU 800107 differs from stale product specification Black 509266. Barcode 810091270431 matches current Black. Current SKU used without claiming another hardware generation.

Not available

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

9 August 20226Press releasecdn.uc.assets.prezly.com/ba6f235a-b675-4ed2-bacf-090e7ac559bd/-/inline/no/press-releasesennheiser-momentum-4-wireless.pdfRead 5 October 2026Exact manufacturer US launch PDF, dated August 9, 2022. Four pages opened.

6 August 20204Press releasesony.mediaroom.com/2020-08-06-Sony-Electronics-Launches-the-Next-Generation-of-Industry-Leading-Noise-Canceling-with-WH-1000XM4Read 5 October 2026

Status

Available2Maker product pageus.sennheiser-hearing.com/products/momentum-4-wirelessRead 5 October 2026

Not available

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

Not available

Sony WH-1000XM316Reviewwhathifi.com/news/sony-wh-1000xm4-wireless-headphones-officially-unveiledRead 23 October 2026What Hi-Fi says the WH-1000XM4 replace the WH-1000XM3 and calls the XM3 their predecessor.

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.

Sennheiser MOMENTUM 5 Wireless10Reviewsoundguys.com/sennheiser-momentum-5-wireless-131570Read 23 October 2026SoundGuys's launch article calls the MOMENTUM 4 the previous model of the MOMENTUM 5 Wireless.

Sony WH-1000XM517Reviewengadget.com/sony-wh-1000xm5-review-160045478.htmlRead 23 October 2026Engadget calls the WH-1000XM5 the follow-up to the WH-1000XM4.18Reviewnotebookcheck.net/Sony-WH-1000XM5-Revised-WH-1000X-headphones-arrive-nearing-the-US-400-mark-with-better-noise-cancellation-more-microphones-and-a-bulkier-design.619279.0.htmlRead 23 October 2026Notebookcheck calls the WH-1000XM5 the new generation of WH-1000X headphones and an upgrade over the WH-1000XM4.

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

$349.956Press releasecdn.uc.assets.prezly.com/ba6f235a-b675-4ed2-bacf-090e7ac559bd/-/inline/no/press-releasesennheiser-momentum-4-wireless.pdfRead 5 October 2026Page 4 MSRP 349.95 USD, 459.95 CAD. Only USD retained, before applicable local sales tax. Planned sale August 23 is separately corroborated by retrospective actual release source. Euro launch 349.90 has unproven VAT scope and is omitted.

$349.994Press releasesony.mediaroom.com/2020-08-06-Sony-Electronics-Launches-the-Next-Generation-of-Industry-Leading-Noise-Canceling-with-WH-1000XM4Read 5 October 2026US maker MSRP 349.99 USD. August 6 was announcement/preorder. Actual August retail comes from the retrospective review. Unproved EUR tax scope omitted.

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

Not available

Not available

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

US6Press releasecdn.uc.assets.prezly.com/ba6f235a-b675-4ed2-bacf-090e7ac559bd/-/inline/no/press-releasesennheiser-momentum-4-wireless.pdfRead 5 October 2026

US4Press releasesony.mediaroom.com/2020-08-06-Sony-Electronics-Launches-the-Next-Generation-of-Industry-Leading-Noise-Canceling-with-WH-1000XM4Read 5 October 2026

ColoursiThe maker's own colour names

Black, Brown, Graphite, Teal, White, Denim, Copper3Maker product pageus.sennheiser-hearing.com/products/momentum-4-wireless.jsRead 5 October 2026Public official product data currently lists seven sold color configurations. Related M5 colors and accessories excluded.

Black, Platinum Silver, Midnight Blue, Silent White4Press releasesony.mediaroom.com/2020-08-06-Sony-Electronics-Launches-the-Next-Generation-of-Industry-Leading-Noise-Canceling-with-WH-1000XM4Read 5 October 20265Press releasesony.eu/presscentre/sony-launches-new-limited-edition-wh-1000xm4-silent-whiteRead 5 October 2026April 20, 2021 maker release adds Silent White to Black and Silver. Matching accessories and an extra topcoat are finish changes.6Maker product pagesony.co.uk/electronics/headband-headphones/wh-1000xm4/buyRead 5 October 2026Current official indexed store identifies Midnight Blue WH1000XM4L.CE7. Other finishes have launch evidence. Direct store body unavailable. Only public official indexed label/image read.

Segment

Music1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-4-wireless/Instruction%20manual%20MOMENTUM%204%20Wireless/Instruction_manual_MOMENTUM_4_Wireless.pdfRead 5 October 2026

Music4Press releasesony.mediaroom.com/2020-08-06-Sony-Electronics-Launches-the-Next-Generation-of-Industry-Leading-Noise-Canceling-with-WH-1000XM4Read 5 October 2026

Design

1 of 7 differ

Form factor

Over-ear1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-4-wireless/Instruction%20manual%20MOMENTUM%204%20Wireless/Instruction_manual_MOMENTUM_4_Wireless.pdfRead 5 October 2026

Over-ear1Maker product pagesony.jp/headphone/products/WH-1000XM4/spec.htmlRead 5 October 2026

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-4-wireless/Instruction%20manual%20MOMENTUM%204%20Wireless/Instruction_manual_MOMENTUM_4_Wireless.pdfRead 5 October 2026

Closed1Maker product pagesony.jp/headphone/products/WH-1000XM4/spec.htmlRead 5 October 2026

Wearing style

Headband1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-4-wireless/Instruction%20manual%20MOMENTUM%204%20Wireless/Instruction_manual_MOMENTUM_4_Wireless.pdfRead 5 October 2026

Headband1Maker product pagesony.jp/headphone/products/WH-1000XM4/spec.htmlRead 5 October 2026

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

Flat6Press releasecdn.uc.assets.prezly.com/ba6f235a-b675-4ed2-bacf-090e7ac559bd/-/inline/no/press-releasesennheiser-momentum-4-wireless.pdfRead 5 October 2026US manufacturer launch PDF Design section expressly fold-flat design. Current manual page 34 case diagram corroborates flat rotated earcups.

Flat and inward11Maker product pagesony.jp/headphone/products/WH-1000XM4/feature_4.htmlRead 5 October 2026Exact Travel section states swivel and folding structure. Official folded picture shows flat cups and one cup folded inward. No nonexistent guide storage pages cited.

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

Yes1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-4-wireless/Instruction%20manual%20MOMENTUM%204%20Wireless/Instruction_manual_MOMENTUM_4_Wireless.pdfRead 5 October 2026Current manual page 34 storage diagram and exact maker fold-flat claim show each cup rotated flat without an inward-folded headband. No separate folding hinge asserted.

Yes11Maker product pagesony.jp/headphone/products/WH-1000XM4/feature_4.htmlRead 5 October 2026Exact Travel section states swivel structure. Silent White maker store also describes inward cup rotation for packing.

RGB lighting

Not available

Not available

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

Not available

Not available

Drivers and sound

12 of 20 differ

Driver type

Dynamic1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-4-wireless/Instruction%20manual%20MOMENTUM%204%20Wireless/Instruction_manual_MOMENTUM_4_Wireless.pdfRead 5 October 2026

Dynamic1Maker product pagesony.jp/headphone/products/WH-1000XM4/spec.htmlRead 5 October 2026

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-4-wireless/Instruction%20manual%20MOMENTUM%204%20Wireless/Instruction_manual_MOMENTUM_4_Wireless.pdfRead 5 October 2026

40mm1Maker product pagesony.jp/headphone/products/WH-1000XM4/spec.htmlRead 5 October 202640 mm dome driver with CCAW voice coil. Stereo channel count does not establish driver count.

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

Not available

Not available

Diaphragm material

Not available

Aluminum-coated LCP2Maker product pagesony.com/electronics/support/wireless-headphones-bluetooth-headphones/wh-1000xm4/specificationsRead 5 October 2026Exact official indexed specification says aluminium-coated LCP. Direct page body unavailable. No full direct access claimed.

Magnet

Not available

Neodymium1Maker product pagesony.jp/headphone/products/WH-1000XM4/spec.htmlRead 5 October 2026

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

Min6 HzMax22 kHz1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-4-wireless/Instruction%20manual%20MOMENTUM%204%20Wireless/Instruction_manual_MOMENTUM_4_Wireless.pdfRead 5 October 2026Page 39 headphone range 6 Hz-22 kHz at -10 dB, not microphone or Bluetooth transmission bandwidth.

Min4 HzMax40 kHz1Maker product pagesony.jp/headphone/products/WH-1000XM4/spec.htmlRead 5 October 2026JEITA headphone acoustic response 4 Hz to 40 kHz. Not Bluetooth radio or microphone response.

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

Not available

Min20 HzMax40 kHz1Maker product pagesony.jp/headphone/products/WH-1000XM4/spec.htmlRead 5 October 2026A2DP transmission 20 Hz to 20 kHz at 44.1 kHz sampling. LDAC at 96 kHz and 990 kbps supports 20 Hz to 40 kHz. The stored maximum requires those LDAC settings.

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.

60Ω2Maker product pageus.sennheiser-hearing.com/products/momentum-4-wirelessRead 5 October 2026Exact specification gives active 470 ohms and passive 60 ohms. Passive value 60 retained by schema rule. Active 470 is not substituted.

16Ω1Maker product pagesony.jp/headphone/products/WH-1000XM4/spec.htmlRead 5 October 2026Wired at 1 kHz. Powered impedance 40 ohms. Passive impedance 16 ohms, used here.

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-4-wireless/Instruction%20manual%20MOMENTUM%204%20Wireless/Instruction_manual_MOMENTUM_4_Wireless.pdfRead 5 October 2026Page 39 gives 106 dB SPL at 1 kHz / 0 dBFS. This is not 1 mW or 1 V sensitivity, so sensitivity_reference omitted.

101dB1Maker product pagesony.jp/headphone/products/WH-1000XM4/spec.htmlRead 5 October 2026Wired at 1 kHz. Powered sensitivity 105 dB/mW. Passive sensitivity 101 dB/mW, used here.

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

Not available

Per 1 mW1Maker product pagesony.jp/headphone/products/WH-1000XM4/spec.htmlRead 5 October 2026

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

0.3%1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-4-wireless/Instruction%20manual%20MOMENTUM%204%20Wireless/Instruction_manual_MOMENTUM_4_Wireless.pdfRead 5 October 2026Page 39 less than 0.3%, 1 kHz / 100 dB SPL. Stored 0.3 is the stated bound, not measured distortion.

Not available

Max input power

Not available

Not available

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

Not available

Not available

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

Not available

Not available

DAC

Not available

Not available

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

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.

Yes1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-4-wireless/Instruction%20manual%20MOMENTUM%204%20Wireless/Instruction_manual_MOMENTUM_4_Wireless.pdfRead 5 October 2026Page 31 explicitly says sound effects are stored in headphones and active without Smart Control on another Bluetooth device.

Not available

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

52Maker product pageus.sennheiser-hearing.com/products/momentum-4-wirelessRead 5 October 2026Current exact comparison column states 5-band EQ plus personalization. Original launch app had fewer bands, so current count is not asserted as launch configuration.

Not available

EQ presets

Bass boost1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-4-wireless/Instruction%20manual%20MOMENTUM%204%20Wireless/Instruction_manual_MOMENTUM_4_Wireless.pdfRead 5 October 2026

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.

Not available

Sony 360 Reality Audio4Press releasesony.mediaroom.com/2020-08-06-Sony-Electronics-Launches-the-Next-Generation-of-Industry-Leading-Noise-Canceling-with-WH-1000XM4Read 5 October 2026360 Reality Audio requires compatible services and content. No Dolby/DTS licence or head tracking inferred.

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

Not available

Not available

Noise cancelling

3 of 10 differ

Active noise cancelling

Yes1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-4-wireless/Instruction%20manual%20MOMENTUM%204%20Wireless/Instruction_manual_MOMENTUM_4_Wireless.pdfRead 5 October 2026

Yes3Owner's manualhelpguide.sony.net/mdr/wh1000xm4/v1/en/print.pdfRead 8 October 2026

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

Hybrid1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-4-wireless/Instruction%20manual%20MOMENTUM%204%20Wireless/Instruction_manual_MOMENTUM_4_Wireless.pdfRead 5 October 2026

Not available

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

41Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-4-wireless/Instruction%20manual%20MOMENTUM%204%20Wireless/Instruction_manual_MOMENTUM_4_Wireless.pdfRead 5 October 2026Page 7 explicitly two outward and two inward ANC microphones, total 4. It does not imply 8 speech microphones.

44Press releasesony.mediaroom.com/2020-08-06-Sony-Electronics-Launches-the-Next-Generation-of-Industry-Leading-Noise-Canceling-with-WH-1000XM4Read 5 October 2026Two Dual Noise Sensor microphones per cup. Four ANC microphones across the headset. Shared voice roles do not create extra capsules.

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

Yes1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-4-wireless/Instruction%20manual%20MOMENTUM%204%20Wireless/Instruction_manual_MOMENTUM_4_Wireless.pdfRead 5 October 2026Page 26 app Adaptive switch automatically adjusts reduction to noise conditions. Manual excludes Transparency Mode during calls.

Yes3Owner's manualhelpguide.sony.net/mdr/wh1000xm4/v1/en/print.pdfRead 8 October 2026Page 118 automatic noise-control adjustment by behaviour recognition, Adaptive Sound Control. No automatic ear-fit calibration inferred.

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

Not available

Not available

ANC attenuation (claimed)

Not available

Not available

Transparency mode

Yes1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-4-wireless/Instruction%20manual%20MOMENTUM%204%20Wireless/Instruction_manual_MOMENTUM_4_Wireless.pdfRead 5 October 2026

Yes3Owner's manualhelpguide.sony.net/mdr/wh1000xm4/v1/en/print.pdfRead 8 October 2026

Adjustable transparency

Yes1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-4-wireless/Instruction%20manual%20MOMENTUM%204%20Wireless/Instruction_manual_MOMENTUM_4_Wireless.pdfRead 5 October 2026

Yes3Owner's manualhelpguide.sony.net/mdr/wh1000xm4/v1/en/print.pdfRead 8 October 2026Ambient sound adjusted in the app. Quick Attention is a temporary gesture, not another ANC strength level.

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

Not available

Yes3Owner's manualhelpguide.sony.net/mdr/wh1000xm4/v1/en/print.pdfRead 8 October 2026Speak-to-Chat detects speech and pauses music. Separate from manual Quick Attention.

Wind noise reduction

Yes1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-4-wireless/Instruction%20manual%20MOMENTUM%204%20Wireless/Instruction_manual_MOMENTUM_4_Wireless.pdfRead 5 October 2026Page 26 Off/Auto/Max wind-noise reduction settings. No numeric attenuation claim inferred.

Not available

Measured

4 of 21 differ

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

The lab response has a small sub-bass boost and some emphasized highs against the SoundGuys headphone preference curve. The reviewer describes good overall agreement and clear speech detail.5Reviewsoundguys.com/sennheiser-momentum-4-wireless-review-2-86111Read 5 October 2026SoundGuys lab measurement and reviewer discussion, not the maker 6-22 kHz frequency range. No qualitative chart peak converted to dB.

The measured response has a bass emphasis compared with the SoundGuys preference curve. The review compares noise attenuation across frequencies and identifies strong low-frequency ANC. No graph peak is used as a band-average dB value.8Reviewsoundguys.com/sony-wh-1000xm4-review-38011Read 5 October 2026SoundGuys exact-model lab measurements. Firmware and codec not stated. Qualitative bass comparison only. No MDAQS score converted to dB.

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

Recorded speech samples show usable voice quality. Background-noise rejection remains a limitation. Samples cover ideal, office, street, wind and reverberant conditions.5Reviewsoundguys.com/sennheiser-momentum-4-wireless-review-2-86111Read 5 October 2026Multiple tested units, latest stated firmware 2.13.35/app 4.9.1. The article does not date every speech recording or identify codec. These remain unknown.

Recorded microphone samples show usable speech pickup with mixed results in background noise. Earlier preproduction and later samples are not assigned a shared firmware or codec.8Reviewsoundguys.com/sony-wh-1000xm4-review-38011Read 5 October 2026Recorded speech demos inspected. The original 19 h 59 min battery result used preproduction hardware and is omitted. Public numeric latency, THD, clamping, leakage and weighed mass not found.

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.

ASennheiser MOMENTUM 4 Wireless

Connection	ANC	Hours (h)
Bluetooth	Yes	56.35

Source5Reviewsoundguys.com/sennheiser-momentum-4-wireless-review-2-86111Read 5 October 2026Continuous music peaking 75 dB SPL, ANC on, 56 h 21 min. Codec and test-specific firmware not published. Article reviewed multiple units and names latest firmware 2.13.35/app 4.9.1, but it does not assign that firmware to this battery sample. No latest-firmware assumption.

BSony WH-1000XM4

Not available

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

56.35h=CalculatedFrom Measured battery life

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

5 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-4-wireless/Instruction%20manual%20MOMENTUM%204%20Wireless/Instruction_manual_MOMENTUM_4_Wireless.pdfRead 5 October 2026

Built-in1Maker product pagesony.jp/headphone/products/WH-1000XM4/spec.htmlRead 5 October 2026

Microphone element

MEMS1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-4-wireless/Instruction%20manual%20MOMENTUM%204%20Wireless/Instruction_manual_MOMENTUM_4_Wireless.pdfRead 5 October 2026

MEMS1Maker product pagesony.jp/headphone/products/WH-1000XM4/spec.htmlRead 5 October 2026

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-4-wireless/Instruction%20manual%20MOMENTUM%204%20Wireless/Instruction_manual_MOMENTUM_4_Wireless.pdfRead 5 October 2026

Omnidirectional1Maker product pagesony.jp/headphone/products/WH-1000XM4/spec.htmlRead 5 October 2026

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-4-wireless/Instruction%20manual%20MOMENTUM%204%20Wireless/Instruction_manual_MOMENTUM_4_Wireless.pdfRead 5 October 2026Pages 6/39 explicitly four speech microphones as two 2-mic beamforming arrays. ANC-only mics are separately counted.

54Press releasesony.mediaroom.com/2020-08-06-Sony-Electronics-Launches-the-Next-Generation-of-Industry-Leading-Noise-Canceling-with-WH-1000XM4Read 5 October 2026Precise Voice Pickup uses five physical headset microphones for calls and Speak-to-Chat. Separate from the four ANC microphones.

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

Not available

Not available

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

Min80Max8,000Hz1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-4-wireless/Instruction%20manual%20MOMENTUM%204%20Wireless/Instruction_manual_MOMENTUM_4_Wireless.pdfRead 5 October 2026Latest manual page 39 gives 80 Hz-8 kHz at -3 dB. Current product page says 50 Hz-10 kHz, so newer exact manual is preferred and conflict recorded.

Min50Max8,000Hz1Maker product pagesony.jp/headphone/products/WH-1000XM4/spec.htmlRead 5 October 2026Effective microphone range 50 Hz to 8 kHz. MEMS omnidirectional microphones.

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.

DSP2Maker product pageus.sennheiser-hearing.com/products/momentum-4-wirelessRead 5 October 2026

DSP4Press releasesony.mediaroom.com/2020-08-06-Sony-Electronics-Launches-the-Next-Generation-of-Industry-Leading-Noise-Canceling-with-WH-1000XM4Read 5 October 2026Maker explicitly names advanced audio signal processing for Precise Voice Pickup. DSP, without an AI claim. DSEE Edge AI is music restoration.

Flip to mute

Not available

Not available

Mute button

Yes1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-4-wireless/Instruction%20manual%20MOMENTUM%204%20Wireless/Instruction_manual_MOMENTUM_4_Wireless.pdfRead 5 October 2026Page 28 multifunction button toggles call microphone mute. Page 30 also explains sensor mute after taking off.

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-4-wireless/Instruction%20manual%20MOMENTUM%204%20Wireless/Instruction_manual_MOMENTUM_4_Wireless.pdfRead 5 October 2026Page 28 explicitly audible Mute on/Mute off voice prompts.

Not available

Sidetone

Yes1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-4-wireless/Instruction%20manual%20MOMENTUM%204%20Wireless/Instruction_manual_MOMENTUM_4_Wireless.pdfRead 5 October 2026

Yes3Owner's manualhelpguide.sony.net/mdr/wh1000xm4/v1/en/print.pdfRead 8 October 2026Call and assistant chapters explicitly feed microphone pickup to the listener. Adjustable sidetone intensity not proved.

Adjustable sidetone

Yes1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-4-wireless/Instruction%20manual%20MOMENTUM%204%20Wireless/Instruction_manual_MOMENTUM_4_Wireless.pdfRead 5 October 2026Page 29 Sidetone enabled/disabled and intensity slider.

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-4-wireless/Instruction%20manual%20MOMENTUM%204%20Wireless/Instruction_manual_MOMENTUM_4_Wireless.pdfRead 5 October 2026Pages 26/32/33 explicitly Bluetooth, analog and USB playback. USB-C port carries audio, microphone and power.

Analog, Bluetooth1Maker product pagesony.jp/headphone/products/WH-1000XM4/spec.htmlRead 5 October 2026

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

3.5 mm TRS1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-4-wireless/Instruction%20manual%20MOMENTUM%204%20Wireless/Instruction_manual_MOMENTUM_4_Wireless.pdfRead 5 October 2026SoundGuys exact TRS cable corroborates manual 3.5 mm source plug and 2.5 mm headset plug.

3.5 mm TRS1Maker product pagesony.jp/headphone/products/WH-1000XM4/spec.htmlRead 5 October 2026Gold-plated L-shaped stereo mini plug. 3.5 mm TRS, not a TRRS voice cable. Included OFC cable approximately 1.2 m.

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-4-wireless/Instruction%20manual%20MOMENTUM%204%20Wireless/Instruction_manual_MOMENTUM_4_Wireless.pdfRead 5 October 2026

3.5 mm1Maker product pagesony.jp/headphone/products/WH-1000XM4/spec.htmlRead 5 October 2026

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

1.2m8Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-4-wireless/Instruction%20manual%20MOMENTUM%204%20Wireless/Instruction_manual_MOMENTUM_4_Wireless.pdfRead 8 October 2026Package contents printed page 5: both supplied USB-C to USB-A cable and 2.5 mm to 3.5 mm analog cable are approximately 1.2 m. Longest supplied cable, not an optional longer accessory.

1.2m1Maker product pagesony.jp/headphone/products/WH-1000XM4/spec.htmlRead 5 October 2026

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-4-wireless/Instruction%20manual%20MOMENTUM%204%20Wireless/Instruction_manual_MOMENTUM_4_Wireless.pdfRead 5 October 2026

USB-C1Maker product pagesony.jp/headphone/products/WH-1000XM4/spec.htmlRead 5 October 2026

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

Yes1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-4-wireless/Instruction%20manual%20MOMENTUM%204%20Wireless/Instruction_manual_MOMENTUM_4_Wireless.pdfRead 5 October 2026

No8Reviewsoundguys.com/sony-wh-1000xm4-review-38011Read 5 October 2026Review identifies USB-C charging and analog wired playback. Guide page 20 disables playback while connected to USB, confirming charging-only operation.

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.

Yes1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-4-wireless/Instruction%20manual%20MOMENTUM%204%20Wireless/Instruction_manual_MOMENTUM_4_Wireless.pdfRead 5 October 2026Page 32 explicitly analog listening when the headphone battery is empty. Music/call/assistant controls disabled, ANC requires charged battery.

Yes2Maker product pagesony.com/electronics/support/wireless-headphones-bluetooth-headphones/wh-1000xm4/specificationsRead 5 October 2026Official specification explicitly supports passive operation. Full Help Guide confirms listening while powered off.

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

Not available

Not available

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

Not available

Not available

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

Not available

10m1Maker product pagesony.jp/headphone/products/WH-1000XM4/spec.htmlRead 5 October 2026Approximate line-of-sight range 10 m. No indoor range guarantee.

Bluetooth

5.21Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-4-wireless/Instruction%20manual%20MOMENTUM%204%20Wireless/Instruction_manual_MOMENTUM_4_Wireless.pdfRead 5 October 2026

5.01Maker product pagesony.jp/headphone/products/WH-1000XM4/spec.htmlRead 5 October 2026

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

SBC, AAC, aptX, aptX Adaptive1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-4-wireless/Instruction%20manual%20MOMENTUM%204%20Wireless/Instruction_manual_MOMENTUM_4_Wireless.pdfRead 5 October 2026Printed page 39 lists aptX Adaptive, AAC and SBC. Current August 2026 maker specification separately confirms classic aptX, included from that exact table. Bluetooth Low Energy device name does not prove LE Audio.9Maker product pagesupport.sennheiser-hearing.com/hc/en-at/articles/37791406604189-MOMENTUM-4-Wireless-SpecificationsRead 8 October 2026Current exact MOMENTUM 4 table updated August 8, 2026 expressly lists SBC, AAC, aptX and aptX Adaptive. It identifies the Black 509266 and other exact finish SKUs. Older manual omits classic aptX. Current explicit maker specification supports it without implying aptX HD, aptX Lossless or a firmware version.

SBC, AAC, LDAC1Maker product pagesony.jp/headphone/products/WH-1000XM4/spec.htmlRead 5 October 2026

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

Not available

Not available

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

Not available

Not available

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

Yes1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-4-wireless/Instruction%20manual%20MOMENTUM%204%20Wireless/Instruction_manual_MOMENTUM_4_Wireless.pdfRead 5 October 2026

Yes3Owner's manualhelpguide.sony.net/mdr/wh1000xm4/v1/en/print.pdfRead 8 October 2026Two concurrent Bluetooth devices with Connect to 2 devices enabled. Page 137 excludes LDAC in this mode. No concurrent analog and Bluetooth playback.

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-4-wireless/Instruction%20manual%20MOMENTUM%204%20Wireless/Instruction_manual_MOMENTUM_4_Wireless.pdfRead 5 October 2026

23Owner's manualhelpguide.sony.net/mdr/wh1000xm4/v1/en/print.pdfRead 8 October 2026

Paired devices remembered

68Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-4-wireless/Instruction%20manual%20MOMENTUM%204%20Wireless/Instruction_manual_MOMENTUM_4_Wireless.pdfRead 8 October 2026Bluetooth connection section printed page 16: six saved profiles, two active connections. A seventh pairing overwrites the least-used stored profile. One audio source plays at a time.

83Owner's manualhelpguide.sony.net/mdr/wh1000xm4/v1/en/print.pdfRead 8 October 2026Up to eight remembered devices. A ninth pairing replaces the oldest. Two active connections are a separate count.

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

Google Fast Pair4Press releasesony.mediaroom.com/2020-08-06-Sony-Electronics-Launches-the-Next-Generation-of-Industry-Leading-Noise-Canceling-with-WH-1000XM4Read 5 October 2026Maker explicitly names Google Fast Pair.

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

1 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.

Windows, macOS, Android, iOS1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-4-wireless/Instruction%20manual%20MOMENTUM%204%20Wireless/Instruction_manual_MOMENTUM_4_Wireless.pdfRead 5 October 2026

Windows, macOS, Android, iOS3Owner's manualhelpguide.sony.net/mdr/wh1000xm4/v1/en/print.pdfRead 8 October 2026

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 4 Wireless

Platform	Connection	Microphone works
Windows	USB	Yes
macOS	USB	Yes
Windows	Bluetooth	Yes
macOS	Bluetooth	Yes
iOS	Bluetooth	Not available
Android	Bluetooth	Not available

Source1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-4-wireless/Instruction%20manual%20MOMENTUM%204%20Wireless/Instruction_manual_MOMENTUM_4_Wireless.pdfRead 5 October 2026Page 33 USB playback and microphone recording for PC/Mac/mobile device. Page 27 explicitly PC/Mac Bluetooth calling. Page 29 mobile assistant Siri/Google Assistant plus maker iPhone battery test establishes iOS/Android Bluetooth playback. Unknown mobile call path remains omitted.

BSony WH-1000XM4

Platform	Connection	Microphone works
Windows	Bluetooth	Yes
macOS	Bluetooth	Yes
Android	Bluetooth	Yes
iOS	Bluetooth	Yes

Source3Owner's manualhelpguide.sony.net/mdr/wh1000xm4/v1/en/print.pdfRead 8 October 2026Exact Android, iPhone, Windows 10/8.1 and Mac pairing chapters. Computer calls use HFP/HSP input/output. No console route inferred from jack availability.

Official licence

Not available

Not available

Battery and charging

9 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-4-wireless/Instruction%20manual%20MOMENTUM%204%20Wireless/Instruction_manual_MOMENTUM_4_Wireless.pdfRead 5 October 2026Page 39 one built-in 3.7 V, 700 mAh, 2.59 Wh pack. Capacity and energy agree. No headset Wh field is available.

Not available

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

No1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-4-wireless/Instruction%20manual%20MOMENTUM%204%20Wireless/Instruction_manual_MOMENTUM_4_Wireless.pdfRead 5 October 2026Page 36 built-in battery faults are repaired through Sonova service. It is not a normal removable or hot-swap pack.

No3Owner's manualhelpguide.sony.net/mdr/wh1000xm4/v1/en/print.pdfRead 8 October 2026Page 132 requires Sony dealer replacement of the built-in battery. No user hot-swapping.

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.

ASennheiser MOMENTUM 4 Wireless

Connection	ANC	Hours (h)
Bluetooth	Yes	60

Source1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-4-wireless/Instruction%20manual%20MOMENTUM%204%20Wireless/Instruction_manual_MOMENTUM_4_Wireless.pdfRead 5 October 2026Page 39 up to 60 h music playback via Bluetooth with ANC on. Current maker page specifies iPhone, mid-volume, codec unspecified.

BSony WH-1000XM4

Connection	ANC	Codec	Hours (h)
Bluetooth	Yes	AAC	30
Bluetooth	No	AAC	38
Bluetooth	Yes	SBC	30
Bluetooth	No	SBC	38
Bluetooth	Yes	LDAC	24
Bluetooth	No	LDAC	30
Analog	Yes	Not available	22
Analog	No	Not available	36

Source3Owner's manualhelpguide.sony.net/mdr/wh1000xm4/v1/en/print.pdfRead 8 October 2026Printed pages 21 to 22 document music playback after a full charge. With DSEE Extreme and Speak-to-Chat off, AAC and SBC each allow up to 30 hours with ANC on or 38 hours with ANC and Ambient Sound Mode off. LDAC allows 24 hours with ANC on or 30 hours with both noise-control modes off. The separate rows preserve each named codec. Powered analog playback allows 22 hours with ANC on or 36 hours with both noise-control modes off. Volume is unspecified. Standby and calling durations are excluded. DSEE-enabled estimates are lower and are not mixed with these rows.

Battery life (claimed, max)

60h=CalculatedFrom Claimed battery life

38h=CalculatedFrom Claimed battery life

Battery life with ANC (claimed)

60h=CalculatedFrom Claimed battery life

30h=CalculatedFrom Claimed battery life

Battery life without ANC (claimed)

Not available

38h=CalculatedFrom Claimed battery life

Charging port

USB-C1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-4-wireless/Instruction%20manual%20MOMENTUM%204%20Wireless/Instruction_manual_MOMENTUM_4_Wireless.pdfRead 5 October 2026

USB-C1Maker product pagesony.jp/headphone/products/WH-1000XM4/spec.htmlRead 5 October 2026

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-4-wireless/Instruction%20manual%20MOMENTUM%204%20Wireless/Instruction_manual_MOMENTUM_4_Wireless.pdfRead 5 October 2026Page 13 explicitly complete charging cycle approximately 2 h. Page 39 repeats 2 h. Ambient temperature and power source can change it.

180min1Maker product pagesony.jp/headphone/products/WH-1000XM4/spec.htmlRead 5 October 2026Approximately three hours using a 1.5 A adapter. Separate from the ten-minute quick-charge claim.

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

5min2Maker product pageus.sennheiser-hearing.com/products/momentum-4-wirelessRead 5 October 2026

10min4Press releasesony.mediaroom.com/2020-08-06-Sony-Electronics-Launches-the-Next-Generation-of-Industry-Leading-Noise-Canceling-with-WH-1000XM4Read 5 October 2026

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

4h2Maker product pageus.sennheiser-hearing.com/products/momentum-4-wirelessRead 5 October 2026Exact specifications states 5 min up to 4 h. Separate marketing section says 10 min / 6 h, a different charge duration. The matched 5 min / 4 h pair is kept.

5h4Press releasesony.mediaroom.com/2020-08-06-Sony-Electronics-Launches-the-Next-Generation-of-Industry-Leading-Noise-Canceling-with-WH-1000XM4Read 5 October 2026Maker launch pairs ten-minute charging with up to five hours of wireless playback.

Use while charging

Yes1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-4-wireless/Instruction%20manual%20MOMENTUM%204%20Wireless/Instruction_manual_MOMENTUM_4_Wireless.pdfRead 5 October 2026Page 13 explicitly permits music and phone calls during charging, possibly extending charge time.

No3Owner's manualhelpguide.sony.net/mdr/wh1000xm4/v1/en/print.pdfRead 8 October 2026Page 20 disables all operations, including music, while connected to USB charging power.

Charging dock or stand

Not available

Not available

Controls

2 of 6 differ

Controls

Buttons, Touch1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-4-wireless/Instruction%20manual%20MOMENTUM%204%20Wireless/Instruction_manual_MOMENTUM_4_Wireless.pdfRead 5 October 2026

Buttons, Touch3Owner's manualhelpguide.sony.net/mdr/wh1000xm4/v1/en/print.pdfRead 8 October 2026

Volume control

Touch1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-4-wireless/Instruction%20manual%20MOMENTUM%204%20Wireless/Instruction_manual_MOMENTUM_4_Wireless.pdfRead 5 October 2026

Touch3Owner's manualhelpguide.sony.net/mdr/wh1000xm4/v1/en/print.pdfRead 8 October 2026

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

Not available

Not available

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

Not available

Yes3Owner's manualhelpguide.sony.net/mdr/wh1000xm4/v1/en/print.pdfRead 8 October 2026Page 118 allows assigning the CUSTOM button. Assistant assignment replaces its noise-control function.

Wear detection

Yes1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-4-wireless/Instruction%20manual%20MOMENTUM%204%20Wireless/Instruction_manual_MOMENTUM_4_Wireless.pdfRead 5 October 2026

Yes3Owner's manualhelpguide.sony.net/mdr/wh1000xm4/v1/en/print.pdfRead 8 October 2026Page 118 and launch release identify a proximity sensor that pauses/resumes playback on removal/replacement.

Voice assistant

Siri, Google Assistant1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-4-wireless/Instruction%20manual%20MOMENTUM%204%20Wireless/Instruction_manual_MOMENTUM_4_Wireless.pdfRead 5 October 2026Page 29 host assistant activated by button over Bluetooth or USB, example Siri/Google Assistant depending on mobile system/app. No built-in always-listening assistant assumed.

Google Assistant, Amazon Alexa, Google app, Siri3Owner's manualhelpguide.sony.net/mdr/wh1000xm4/v1/en/print.pdfRead 8 October 2026Pages 108-117 Google Assistant, Alexa, Android Google app and iPhone Siri. Device, app and region restrictions apply. Google app/Siri use touch hold, without wake words. Assistant assignment can exclude other routes.

Comfort and build

3 of 11 differ

Headband type

Padded1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-4-wireless/Instruction%20manual%20MOMENTUM%204%20Wireless/Instruction_manual_MOMENTUM_4_Wireless.pdfRead 5 October 2026

Padded8Reviewsoundguys.com/sony-wh-1000xm4-review-38011Read 5 October 2026Review explicitly describes headband padding and pressure at the crown.

Headband material

Plastic5Reviewsoundguys.com/sennheiser-momentum-4-wireless-review-2-86111Read 5 October 2026Use section explicitly describes a plastic band replacing the predecessor metal band. Not mapped to earcup shell material.

Not available

Frame material

Not available

Not available

Ear cup material

Not available

Not available

Ear pad material

Leatherette5Reviewsoundguys.com/sennheiser-momentum-4-wireless-review-2-86111Read 5 October 2026Use section explicitly soft leatherette padding.

Low-rebound urethane foam12Maker product pagesony.jp/headphone/products/WH-1000XM4/feature_3.htmlRead 5 October 2026Comfort section specifies low-rebound urethane in the pads. This is cushion fill. Generic pleather wording does not establish the covering of a named part.

Replaceable ear pads

Yes1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-4-wireless/Instruction%20manual%20MOMENTUM%204%20Wireless/Instruction_manual_MOMENTUM_4_Wireless.pdfRead 5 October 2026

Yes14Maker product pagesony.co.uk/electronics/support/wireless-headphones-bluetooth-headphones/articles/00302783Read 8 October 2026The current maker replacement guide explicitly uses WH-1000XM4 as its example and gives model-specific installation directions. The headphones must be turned off before replacement. This is ear-pad replacement, not battery service.

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-4-wireless/Instruction%20manual%20MOMENTUM%204%20Wireless/Instruction_manual_MOMENTUM_4_Wireless.pdfRead 5 October 2026Page 35 removal with fastening ring and new pad clicks into earcup.

Clip14Maker product pagesony.co.uk/electronics/support/wireless-headphones-bluetooth-headphones/articles/00302783Read 8 October 2026The guide identifies six claws that secure each WH-1000XM4 ear-pad frame to the headphone housing. Replacement pads attach by pressing these clips into place.

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

Width35Height60mm(1.4 × 2.4 in)5Reviewsoundguys.com/sennheiser-momentum-4-wireless-review-2-86111Read 5 October 2026Exact model metadata Inside earcup 60 x 35 mm, matching vertical oval in photos. Height 60, width 35. Depth unknown.

Not available

Ear tips included

Not available

Not available

Dust and water rating

Not available

Not available

User-replaceable parts

Ear pads1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-4-wireless/Instruction%20manual%20MOMENTUM%204%20Wireless/Instruction_manual_MOMENTUM_4_Wireless.pdfRead 5 October 2026

Ear pads14Maker product pagesony.co.uk/electronics/support/wireless-headphones-bluetooth-headphones/articles/00302783Read 8 October 2026The maker documents normal removal and installation of WH-1000XM4 ear pads. No battery or internal electronic part is included.

Software

1 of 3 differ

Companion app

Sennheiser Smart Control Plus2Maker product pageus.sennheiser-hearing.com/products/momentum-4-wirelessRead 5 October 2026Current page names Smart Control Plus, while the 2025 manual still says Smart Control. Existing product remains supported.

Sony | Sound Connect7Maker product pagesony.co.uk/electronics/support/wireless-headphones-bluetooth-headphones/wh-1000xm4/software/00269130Read 5 October 2026Exact supported-software page names current Sound Connect. The older manual Headphones Connect name is historical.

App platforms

Android, iOS1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-4-wireless/Instruction%20manual%20MOMENTUM%204%20Wireless/Instruction_manual_MOMENTUM_4_Wireless.pdfRead 5 October 2026Page 19 explicitly Apple App Store and Google Play downloads.

Android, iOS3Owner's manualhelpguide.sony.net/mdr/wh1000xm4/v1/en/print.pdfRead 8 October 2026Manual Apple App Store and Google Play installation instructions. Current Sound Connect name sourced separately.

User firmware updates

Yes1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-4-wireless/Instruction%20manual%20MOMENTUM%204%20Wireless/Instruction_manual_MOMENTUM_4_Wireless.pdfRead 5 October 2026

Yes3Owner's manualhelpguide.sony.net/mdr/wh1000xm4/v1/en/print.pdfRead 8 October 2026

Dimensions and weight

1 of 2 differ

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

293g(10.3 oz)1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-4-wireless/Instruction%20manual%20MOMENTUM%204%20Wireless/Instruction_manual_MOMENTUM_4_Wireless.pdfRead 5 October 2026Page 39 maker approximate 293 g whole headset. No review metadata treated as a scale test.

254g(9 oz)1Maker product pagesony.jp/headphone/products/WH-1000XM4/spec.htmlRead 5 October 2026Maker approximate headset weight 254 g. SoundGuys 251 g metadata belongs to a preproduction sample and does not prove a measured retail weight.

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 Audio, Hi-Res Audio Wireless10Maker product pagesony.jp/headphone/products/WH-1000XM4Read 5 October 2026Exact original product displays Hi-Res Audio and Hi-Res Audio Wireless logos. SBC/AAC do not inherit 40 kHz transmission. Wireless range retains LDAC conditions. Documented NFC cannot be represented in this headset schema.

Communication certifications

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FCC ID

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Other certifications

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In the box

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In the box

MOMENTUM 4 headphones, Carry case, USB-A to USB-C cable, 2.5 mm to 3.5 mm audio cable, Airplane adapter, Quick guide, Safety guide, Compliance sheet1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-4-wireless/Instruction%20manual%20MOMENTUM%204%20Wireless/Instruction_manual_MOMENTUM_4_Wireless.pdfRead 5 October 2026Manual page 5 includes the headphones, USB cable, analog cable, carry case, in-flight adapter, Quick guide, Safety guide and Compliance sheet.2Maker product pageus.sennheiser-hearing.com/products/momentum-4-wirelessRead 5 October 2026Exact maker box section corroborates manual page 5. Both cables approximately 1.2 m. BTD 700 is optional and excluded.

WH-1000XM4 headphones, USB-A to USB-C charging cable, Headphone cable, Carrying case, Airplane plug adapter, Documentation1Maker product pagesony.jp/headphone/products/WH-1000XM4/spec.htmlRead 5 October 2026Exact Japanese accessory table. Silent White has matching white accessories with the same functions. No AC adapter inherited from another region.

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

ASennheiser MOMENTUM 4 Wireless

Type	Length (m)	Count
USB-A to USB-C charging and audio cable	1.2	1
2.5 mm to 3.5 mm TRS audio cable	1.2	1

Source1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-4-wireless/Instruction%20manual%20MOMENTUM%204%20Wireless/Instruction_manual_MOMENTUM_4_Wireless.pdfRead 5 October 2026Manual page 5 explicitly gives both USB-A to USB-C and 2.5 mm to 3.5 mm audio cables at approximately 1.2 m each.

BSony WH-1000XM4

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

Source13Owner's manualhelpguide.sony.net/mdr/wh1000xm4/v1/en/print.pdfRead 8 October 2026Printed page 9 lists one USB-A to USB-C cable approximately 20 cm long and one headphone cable approximately 1.2 m long. These are the supplied cables. The existing 1.2 m longest-cable value remains valid.

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

Hard5Reviewsoundguys.com/sennheiser-momentum-4-wireless-review-2-86111Read 5 October 2026Exact review calls the supplied case fabric with rigid plastic. Hard case enum describes its supporting shell, not a soft pouch.

Hard15Reviewrtings.com/headphones/reviews/sony/wh-1000xm4-wirelessRead 8 October 2026The exact original WH-1000XM4 Travel verdict explicitly identifies its hard carrying case. The maker guide confirms that this case is supplied. No optional replacement case or WH-1000XM4C accessory is used.

Links

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Product page

us.sennheiser-hearing.com/products/momentum-4-wireless2Maker product pageus.sennheiser-hearing.com/products/momentum-4-wirelessRead 5 October 2026

www.sony.jp/headphone/products/WH-1000XM41Maker product pagesony.jp/headphone/products/WH-1000XM4/spec.htmlRead 5 October 2026Original 2020 WH-1000XM4. This excludes the 2026 WH-1000XM4C and in-ear WF-1000XM4. The Japanese full specification was decoded as CP932.

Spec sheet

us.sennheiser-hearing.com/products/momentum-4-wireless2Maker product pageus.sennheiser-hearing.com/products/momentum-4-wirelessRead 5 October 2026

www.sony.jp/headphone/products/WH-1000XM4/spec.html1Maker product pagesony.jp/headphone/products/WH-1000XM4/spec.htmlRead 5 October 2026

Manual

cdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-4-wireless/Instruction%20manual%20MOMENTUM%204%20Wireless/Instruction_manual_MOMENTUM_4_Wireless.pdf1Owner's manualcdn.sennheiser-hearing.com/product-documents/product-downloads/momentum-4-wireless/Instruction%20manual%20MOMENTUM%204%20Wireless/Instruction_manual_MOMENTUM_4_Wireless.pdfRead 5 October 202641-page current English manual, version 07/25 A05. Hardware 6-7, specifications 39, charging 13-15, audio 32-33, controls 22/26-31 and pad replacement 35 checked.

helpguide.sony.net/mdr/wh1000xm4/v1/en/print.pdf3Owner's manualhelpguide.sony.net/mdr/wh1000xm4/v1/en/print.pdfRead 8 October 2026Exact 151-page English guide. Printed pages 19-22 charging/runtime, 25 pairing memory, 77-78 wired audio, 108-118 assistants/app, and computer calling chapters inspected.

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

None of 1 known

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.

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