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Sonos Ace vs Sony ULT WEAR

Product A: Sonos

Ace

67 of 161 known
Change Sonos Ace

Compare the Sony ULT WEAR with

Product B: Sony

ULT WEAR

83 of 161 known
Change Sony ULT WEAR

Compare the Sonos Ace with

67 of 152 fields differ

Download CSVDownload JSON
  • 24 different values
  • 43 known for one only
  • 26 the same
  • 59 missing for both

Biggest differences

Each bar uses the scale of all 149 headsets and headphones.

  1. Battery life (claimed, max)A: 30hB: 50hSony is 20 h higher.
  2. Quick chargeA: 3hB: 5hSony is 2 h higher.

Weight

0 to 400 g

Headset weight
A312g
B255g

All 161 fields

Every value links to where we found it.

ASonos Ace
BSony ULT WEAR

General

6 of 8 differ
Series
Not available
ULT POWER SOUND10Press releasesony.mediaroom.com/2024-04-11-Sony-Electronics-Introduces-ULT-POWER-SOUND-R-,-A-New-Series-of-Speakers-and-Headphones-to-bring-Massive-Bass-and-the-Ultimate-VibeRead 5 October 2026
Model numbers
ACEG1US1BLK, ACEG1US11Maker product pagesonos.com/en-us/shop/sonos-aceRead 11 October 2026Page data lists SKU ACEG1US1BLK for Black and ACEG1US1 for Soft White. These are US SKUs.
WH-ULT900N2Maker product pagesony.co.uk/electronics/support/wireless-headphones-bluetooth-headphones/wh-ult900n/specificationsRead 5 October 2026Official support specification identity WH-ULT900N / ULT WEAR. Exact marketed model, not WH-XB910N.
GTIN / EAN
Not available
Not available
Announced
21 May 20247Press articletomsguide.com/audio/headphones/sonos-officially-unveils-its-first-wireless-headphones-heres-everything-you-need-to-know-about-the-sonos-aceRead 11 October 2026Sonos Ace announced May 21, 2024.
11 April 202410Press releasesony.mediaroom.com/2024-04-11-Sony-Electronics-Introduces-ULT-POWER-SOUND-R-,-A-New-Series-of-Speakers-and-Headphones-to-bring-Massive-Bass-and-the-Ultimate-VibeRead 5 October 2026Maker launch date April 11, 2024. Planned Spring availability alone is not used as actual retail month.
Status
Available1Maker product pagesonos.com/en-us/shop/sonos-aceRead 11 October 2026Sold on the maker US store, currently at $239 against a $349 list price.
Available3Maker product pagesony.jp/headphone/products/ULT_WEARRead 5 October 2026Current Japanese maker store page offers purchase and next-day shipment.
Predecessor
Not available
Not available
Successor
Not available
Not available
Launch price (US)
$4497Press articletomsguide.com/audio/headphones/sonos-officially-unveils-its-first-wireless-headphones-heres-everything-you-need-to-know-about-the-sonos-aceRead 11 October 2026Expected prices at the announcement: USD $449 / GBP 449 / EUR 499 / AUD $699. TechCrunch and What Hi-Fi? also give $449.
$199.9910Press releasesony.mediaroom.com/2024-04-11-Sony-Electronics-Introduces-ULT-POWER-SOUND-R-,-A-New-Series-of-Speakers-and-Headphones-to-bring-Massive-Bass-and-the-Ultimate-VibeRead 5 October 2026Exact Sony US launch release gives suggested retail price 199.99 USD for ULT WEAR. US price before local sales tax. Canada 349.99 and speaker prices are not substituted. Other markets without verified tax scope omitted.
Launch price (EU)
€4997Press articletomsguide.com/audio/headphones/sonos-officially-unveils-its-first-wireless-headphones-heres-everything-you-need-to-know-about-the-sonos-aceRead 11 October 2026Expected EUR 499 at the announcement. Digital Trends gives EUR 499 as the 2024 launch price. Tax treatment is not stated.8Press articledigitaltrends.com/home-theater/sonos-ace-ultra-may-launch-cheaper-than-the-original-ace-new-leak-revealsRead 11 October 2026The Ace launched in 2024 at EUR 499.
Not available
Markets
Not available
US10Press releasesony.mediaroom.com/2024-04-11-Sony-Electronics-Introduces-ULT-POWER-SOUND-R-,-A-New-Series-of-Speakers-and-Headphones-to-bring-Massive-Bass-and-the-Ultimate-VibeRead 5 October 2026
Colours
Black, Soft White1Maker product pagesonos.com/en-us/shop/sonos-aceRead 11 October 2026Colors: Black, Soft White. Finish: Matte.
Black, Off White, Forest Gray3Maker product pagesony.jp/headphone/products/ULT_WEARRead 5 October 2026Exact current three finish swatches, also confirmed US launch release.
Segment
Music1Maker product pagesonos.com/en-us/shop/sonos-aceRead 11 October 2026Maker markets it as noise-canceling headphones for music, spatial audio and TV listening.
Music10Press releasesony.mediaroom.com/2024-04-11-Sony-Electronics-Introduces-ULT-POWER-SOUND-R-,-A-New-Series-of-Speakers-and-Headphones-to-bring-Massive-Bass-and-the-Ultimate-VibeRead 5 October 2026

Design

1 of 7 differ
Form factor
Over-ear1Maker product pagesonos.com/en-us/shop/sonos-aceRead 11 October 2026Over-ear headphones. The page and What Hi-Fi? call them over-ear.
Over-ear10Press releasesony.mediaroom.com/2024-04-11-Sony-Electronics-Introduces-ULT-POWER-SOUND-R-,-A-New-Series-of-Speakers-and-Headphones-to-bring-Massive-Bass-and-the-Ultimate-VibeRead 5 October 2026Maker explicitly balanced over-ear comfort and foldable headphone design.
Ear cup enclosure
Closed4Reviewwhathifi.com/reviews/sonos-aceRead 11 October 2026The TrueCinema section says the aim is not to feel like you are wearing closed-back headphones, which describes the Ace as closed-back. HeadphoneCheck lists the type as closed.5Reviewheadphonecheck.com/test/sonos-aceRead 11 October 2026Technical specifications: Type closed, ear coupling over-ear, transducer principle dynamic.
Closed1Maker product pagesony.jp/headphone/products/ULT_WEAR/spec.htmlRead 5 October 2026
Wearing style
Headband2Owner's manualsonos.com/en-us/guides/sonosaceRead 11 October 2026Extendable stainless steel headband with rotating ear cups.
Headband10Press releasesony.mediaroom.com/2024-04-11-Sony-Electronics-Introduces-ULT-POWER-SOUND-R-,-A-New-Series-of-Speakers-and-Headphones-to-bring-Massive-Bass-and-the-Ultimate-VibeRead 5 October 2026
Folding
Flat4Reviewwhathifi.com/reviews/sonos-aceRead 11 October 2026The ear cups swivel flat but do not fold up. Shotkit also says they do not fold.
Flat and inward6Owner's manualhelpguide.sony.net/mdr/2981/v1/en/print.pdfRead 5 October 2026Page 10 expressly rotate both units flat and fold one toward headband. Maker feature 4 confirms folding and swivel structure.
Swivelling ear cups
Yes2Owner's manualsonos.com/en-us/guides/sonosaceRead 11 October 2026The extendable stainless steel headband and rotating ear cups adjust for a bespoke fit.4Reviewwhathifi.com/reviews/sonos-aceRead 11 October 2026The ear cups swivel flat.
Yes6Owner's manualhelpguide.sony.net/mdr/2981/v1/en/print.pdfRead 5 October 2026
RGB lighting
Not available
Not available
Lighting zones
Not available
Not available

Drivers and sound

9 of 20 differ
Driver type
Dynamic1Maker product pagesonos.com/en-us/shop/sonos-aceRead 11 October 2026Custom-designed 40 mm dynamic driver in each cup.
Dynamic1Maker product pagesony.jp/headphone/products/ULT_WEAR/spec.htmlRead 5 October 2026
Driver size
40mm1Maker product pagesonos.com/en-us/shop/sonos-aceRead 11 October 2026Custom-designed 40 mm dynamic driver in each cup.
40mm1Maker product pagesony.jp/headphone/products/ULT_WEAR/spec.htmlRead 5 October 2026
Drivers per side
11Maker product pagesonos.com/en-us/shop/sonos-aceRead 11 October 2026Custom-designed 40 mm dynamic driver in each cup.
Not available
Diaphragm material
Not available
Not available
Magnet
Not available
Neodymium1Maker product pagesony.jp/headphone/products/ULT_WEAR/spec.htmlRead 5 October 2026
Frequency response (wired or passive)
Not available
Min5 HzMax20 kHz1Maker product pagesony.jp/headphone/products/ULT_WEAR/spec.htmlRead 5 October 2026Maker specification JEITA 5 Hz-20 kHz. Manual page 142 identifies the same numerical range as powered wired IEC response. No wireless or passive 40 kHz response is claimed.
Wireless audio transmission band
Not available
Min20 HzMax20 kHz1Maker product pagesony.jp/headphone/products/ULT_WEAR/spec.htmlRead 5 October 2026A2DP transmission range 20 Hz-20 kHz at 44.1 kHz sampling. This is not a measured acoustic bandwidth.
Impedance (passive when specified)
Not available
32Ω1Maker product pagesony.jp/headphone/products/ULT_WEAR/spec.htmlRead 5 October 2026Passive wired power-off impedance 32 ohms at 1 kHz. Powered wired impedance is 314 ohms and is not mixed with the passive value.
Sensitivity (passive when specified)
Not available
100dB1Maker product pagesony.jp/headphone/products/ULT_WEAR/spec.htmlRead 5 October 2026Passive wired power-off 100 dB/mW at 1 kHz. Powered wired sensitivity is 110 dB/mW.
Sensitivity reference
Not available
Per 1 mW1Maker product pagesony.jp/headphone/products/ULT_WEAR/spec.htmlRead 5 October 2026
THD (claimed)
Not available
Not available
Max input power
Not available
Not available
Max digital audio sample rate
48kHz4Reviewwhathifi.com/reviews/sonos-aceRead 11 October 2026Connected to a laptop over USB-C, the headphones support sample rates of 16-bit/48kHz.
Not available
Max digital audio bit depth
16bits4Reviewwhathifi.com/reviews/sonos-aceRead 11 October 2026Connected to a laptop over USB-C, the headphones support sample rates of 16-bit/48kHz.
Not available
DAC
Not available
Not available
Personalised sound
Not available
Not available
Onboard EQ
Not available
Not available
Custom EQ bands
Not available
Not available
EQ presets
Not available
Not available
Volume limit
Not available
Not available

Spatial audio

1 of 3 differ
Spatial audio support
Dolby Atmos1Maker product pagesonos.com/en-us/shop/sonos-aceRead 11 October 2026Dolby Atmos requires a supported Sonos soundbar and the Sonos app for TV Audio Swap. Spatial audio from supported services and devices works over Bluetooth.
360 Reality Audio5Maker product pagesony.jp/headphone/products/ULT_WEAR/feature_3.htmlRead 5 October 2026Exact product features identify 360 Reality Audio certified model. Manual page 79 requires compatible paid streaming service on iOS/Android, not a permanently included service license.
Spatial audio licence included
Not available
Not available
Head tracking
Yes1Maker product pagesonos.com/en-us/shop/sonos-aceRead 11 October 2026Sonos Intelligent Motion Processing with Dolby Head Tracking. Enable it in the Sonos app. The Sonos Ace must be registered in the app.
Yes5Maker product pagesony.jp/headphone/products/ULT_WEAR/feature_3.htmlRead 5 October 2026Exact head-tracking feature describes spatial sound with compatible Android devices and services. It is not universal tracking on all platforms.

Noise cancelling

3 of 10 differ
Active noise cancelling
Yes1Maker product pagesonos.com/en-us/shop/sonos-aceRead 11 October 2026Active Noise Cancellation dynamically adapts to fit, blocking external sounds. Aware mode blends ambient sound with the content.
Yes4Maker product pagesony.jp/headphone/products/ULT_WEAR/feature_2.htmlRead 5 October 2026
ANC type
Not available
Hybrid4Maker product pagesony.jp/headphone/products/ULT_WEAR/feature_2.htmlRead 5 October 2026Exact Dual Noise Sensor paragraph specifies two feedforward plus two feedback microphones across both housings. Four physical ANC microphones.
ANC microphones
Not available
44Maker product pagesony.jp/headphone/products/ULT_WEAR/feature_2.htmlRead 5 October 2026
Adaptive ANC
Yes1Maker product pagesonos.com/en-us/shop/sonos-aceRead 11 October 2026Active Noise Cancellation dynamically adapts to fit and surroundings.
Yes4Maker product pagesony.jp/headphone/products/ULT_WEAR/feature_2.htmlRead 5 October 2026Behavior and location recognition automatically changes listening/noise-control settings. Manual page 108 expressly calls this auto noise adjustment Adaptive Sound Control. No automatic fit optimizer is inferred.
ANC levels
Not available
Not available
ANC attenuation (claimed)
Not available
Not available
Transparency mode
Yes1Maker product pagesonos.com/en-us/shop/sonos-aceRead 11 October 2026Aware mode blends ambient sound with your content.
Yes4Maker product pagesony.jp/headphone/products/ULT_WEAR/feature_2.htmlRead 5 October 2026
Adjustable transparency
Not available
Yes4Maker product pagesony.jp/headphone/products/ULT_WEAR/feature_2.htmlRead 5 October 2026Voice Focus on/off and adjustable ambient sound controls. Numerical ANC attenuation and ANC level count are not stated.
Conversation detection
Not available
Not available
Wind noise reduction
Yes1Maker product pagesonos.com/en-us/shop/sonos-aceRead 11 October 2026Specially engineered mesh over the microphones minimizes noise from wind on phone calls.
Yes4Maker product pagesony.jp/headphone/products/ULT_WEAR/feature_2.htmlRead 5 October 2026Redesigned microphone surround reduces wind noise in ANC, ambient and call listening. Maker footnote explicitly says this structure does not reduce noise for the remote call participant.

Measured

5 of 21 differ
Frequency response notes
Not available
The reviewed unit emphasizes bass. ULT modes further raise the low end, while the reviewer describes reduced upper-detail clarity.9Reviewsoundguys.com/sony-ult-wear-review-113412Read 5 October 2026Same exact review unit and firmware, reviewer frequency-response analysis. No graph coordinates or rating converted into dB values.
Bass amount
Not available
Not available
Treble amount
Not available
Not available
Deviation from target
Not available
Not available
Consistency between fittings
Not available
Not available
Harmonic distortion
Not available
Not available
Sound leakage
Not available
Not available
Measured noise isolation
Not available
Not available
Noise isolation (measured, best)
Not available
Not available
Passive isolation (measured)
Not available
Not available
Mic quality notes
Not available
The recorded samples show wind sensitivity and pickup of nearby noise, despite the microphone windscreens.9Reviewsoundguys.com/sony-ult-wear-review-113412Read 5 October 2026Same exact unit, recorded ideal, office, street, wind and reverberant samples. Qualitative observations do not establish numeric bandwidth or noise-handling scores.
Mic low-frequency extension
Not available
Not available
Mic high-frequency extension
Not available
Not available
Mic speech-to-noise ratio
Not available
Not available
Measured latency
Not available
Not available
Bluetooth latency (measured, worst)
Not available
Not available
2.4 GHz latency (measured, worst)
Not available
Not available
Measured battery life
ASonos Ace
Not available
BSony ULT WEAR
ConnectionHours (h)
Bluetooth32.58
Source9Reviewsoundguys.com/sony-ult-wear-review-113412Read 5 October 2026Provided review unit tested six days, firmware 1.0.8, Headphones Connect 10.4.1. Standardized playback peaking at 75 dB lasted 32 h 35 min, stored 32.58 h rounded. ANC state, codec and ULT mode not explicitly named for this run and not guessed.
Battery life (measured, max)
Not available
32.58h
Clamping force
Not available
Not available
Weight (measured)
313g(11 oz)5Reviewheadphonecheck.com/test/sonos-aceRead 11 October 2026Weighed by HeadphoneCheck: 313 g without cable and 329 g with cable.
Not available

Microphone

5 of 16 differ
Microphone
Built-in2Owner's manualsonos.com/en-us/guides/sonosaceRead 11 October 2026Eight microphones in the ear cups for noise control and voice targeting. No boom microphone.
Built-in1Maker product pagesony.jp/headphone/products/ULT_WEAR/spec.htmlRead 5 October 2026
Microphone element
Not available
Electret condenser1Maker product pagesony.jp/headphone/products/ULT_WEAR/spec.htmlRead 5 October 2026Exact microphone section explicitly electret condenser, not MEMS borrowed from the 1000X series.
Microphone pickup pattern
Not available
Omnidirectional1Maker product pagesony.jp/headphone/products/ULT_WEAR/spec.htmlRead 5 October 2026
Voice microphones
Not available
24Maker product pagesony.jp/headphone/products/ULT_WEAR/feature_2.htmlRead 5 October 2026Voice pickup paragraph explicitly describes two microphones aligned toward the mouth. This is the voice system count, separate from four ANC microphones.
Total microphones
81Maker product pagesonos.com/en-us/shop/sonos-aceRead 11 October 2026Eight microphones for noise control and voice targeting. The maker states the total for the headset.
Not available
Mic frequency response
Not available
Not available
Mic sensitivity
Not available
Not available
Mic signal-to-noise
Not available
Not available
Mic sample rate
Not available
Not available
Mic noise reduction
DSP1Maker product pagesonos.com/en-us/shop/sonos-aceRead 11 October 2026Beamforming microphones target your voice and suppress background noise on calls. Stored as DSP processing. The maker does not claim AI processing.
DSP4Maker product pagesony.jp/headphone/products/ULT_WEAR/feature_2.htmlRead 5 October 2026Maker explicitly advanced voice signal processing with beamforming microphones and sensors. No AI inference from DSEE or generic processor branding.
Flip to mute
Not available
Not available
Mute button
Not available
Not available
Mute indicator
Not available
Not available
Sidetone
Yes1Maker product pagesonos.com/en-us/shop/sonos-aceRead 11 October 2026Sidetone helps you hear your own voice when Active Noise Cancellation is enabled.2Owner's manualsonos.com/en-us/guides/sonosaceRead 11 October 2026Sidetone is a setting in the Sonos app Noise Control section. It may not work when the headphones are plugged into another device during a call.
Yes6Owner's manualhelpguide.sony.net/mdr/2981/v1/en/print.pdfRead 5 October 2026
Adjustable sidetone
Not available
Yes6Owner's manualhelpguide.sony.net/mdr/2981/v1/en/print.pdfRead 5 October 2026Page 108 explicitly sidetone on/off through app. This proves a switch, not a continuously adjustable mix level.
Foam microphone windscreen
Not available
Not available

Connectivity

11 of 20 differ
Audio connections
Bluetooth, USB, Analog2Owner's manualsonos.com/en-us/guides/sonosaceRead 11 October 2026Bluetooth. The USB-C port also takes line-in audio over a USB-C to 3.5 mm cable (for analog sources) or a USB-C to USB-C cable. Bluetooth is disabled while a USB-C cable is connected.
Analog, Bluetooth1Maker product pagesony.jp/headphone/products/ULT_WEAR/spec.htmlRead 5 October 2026
Analog source plugs
Not available
3.5 mm TRS1Maker product pagesony.jp/headphone/products/ULT_WEAR/spec.htmlRead 5 October 2026Maker stereo mini plug and manual three-contact plug illustration. USB-C is charging only.
Cable connector on headset
USB-C2Owner's manualsonos.com/en-us/guides/sonosaceRead 11 October 2026Both included cables plug into the headset USB-C port. The 3.5 mm cable is not compatible with third party cables.
3.5 mm1Maker product pagesony.jp/headphone/products/ULT_WEAR/spec.htmlRead 5 October 2026
Longest included cable
1.2m1Maker product pagesonos.com/en-us/shop/sonos-aceRead 11 October 2026Longest included cable is the USB-C to 3.5 mm cable, 3.94 ft (1.2 m).
1.2m1Maker product pagesony.jp/headphone/products/ULT_WEAR/spec.htmlRead 5 October 202614Maker product pagesony.jp/headphone/products/ULT_WEARRead 8 October 2026The complete maker accessory list establishes supplied lengths of approximately 1.2 m and 0.2 m, so the existing 1.2 m longest-supplied-cable value is supported.
Headset USB plug or port
USB-C2Owner's manualsonos.com/en-us/guides/sonosaceRead 11 October 2026USB-C port for charging and line-in.
USB-C6Owner's manualhelpguide.sony.net/mdr/2981/v1/en/print.pdfRead 5 October 2026
Audio over USB-C cable
Yes1Maker product pagesonos.com/en-us/shop/sonos-aceRead 11 October 2026Lossless audio over Bluetooth with a supported device or via a USB-C connection. The page also says to use the USB-C cable for wired listening.
No9Reviewsoundguys.com/sony-ult-wear-review-113412Read 5 October 2026Connectivity explicitly no audio over USB. USB-C charging only.
Passive wired listening
No5Reviewheadphonecheck.com/test/sonos-aceRead 11 October 2026The USB-C to 3.5 mm cable still needs the headphones switched on. MusicTech says they do not work in passive mode over 3.5 mm.6Reviewmusictech.com/reviews/consumer/sonos-ace-reviewRead 11 October 2026They do not work in passive mode over 3.5 mm. They always have to be on and charged.
Yes6Owner's manualhelpguide.sony.net/mdr/2981/v1/en/print.pdfRead 5 October 2026Page 72 explicitly music when powered off. ANC and ULT bass control require power. Wired calls use phone microphone, not headphone voice pickup.
Wireless receiver
None2Owner's manualsonos.com/en-us/guides/sonosaceRead 11 October 2026Bluetooth headphones. No dongle in the box.
Not available
Wireless receiver connector
Not available
Not available
Wireless range (claimed)
Not available
10m1Maker product pagesony.jp/headphone/products/ULT_WEAR/spec.htmlRead 5 October 2026Approximately 10 m line of sight, confirmed manual page 142. Environmental range is not guaranteed.
Bluetooth
5.41Maker product pagesonos.com/en-us/shop/sonos-aceRead 11 October 2026Bluetooth 5.4
5.21Maker product pagesony.jp/headphone/products/ULT_WEAR/spec.htmlRead 5 October 2026
Bluetooth codecs
SBC, AAC, aptX HD, aptX Adaptive, aptX Adaptive Low Latency, aptX Lossless3Maker product pagesupport.sonos.com/en/article/supported-bluetooth-audio-formats-for-sonos-aceRead 11 October 2026Maker article lists SBC, AAC, aptX Lossless, aptX Adaptive, aptX Adaptive Low Latency and aptX HD. The page text says Sonos headphones. The article URL names the Sonos Ace. Lossless over Bluetooth needs an Android device with Qualcomm Snapdragon Sound aptX for Lossless. What Hi-Fi? and HeadphoneCheck list only SBC, AAC and aptX Lossless.4Reviewwhathifi.com/reviews/sonos-aceRead 11 October 2026Tech specs list SBC, AAC and aptX Lossless. The maker support article lists more aptX variants and is stored.
SBC, AAC, LDAC1Maker product pagesony.jp/headphone/products/ULT_WEAR/spec.htmlRead 5 October 2026
LE Audio
Not available
Not available
Auracast
Not available
Not available
Bluetooth multipoint
Yes1Maker product pagesonos.com/en-us/shop/sonos-aceRead 11 October 2026Sonos Ace must be registered in the Sonos app to enable Bluetooth multipoint.
Yes6Owner's manualhelpguide.sony.net/mdr/2981/v1/en/print.pdfRead 5 October 2026Pages 70-71 two simultaneously connected devices and one playing source. Original guide says LDAC is unavailable with multipoint enabled. Do not treat all codecs and simultaneous routes as unrestricted.
Multipoint devices
22Owner's manualsonos.com/en-us/guides/sonosaceRead 11 October 2026You can connect Sonos Ace to 2 Bluetooth devices and automatically switch between audio streams. Multipoint is off by default.
26Owner's manualhelpguide.sony.net/mdr/2981/v1/en/print.pdfRead 5 October 2026
Paired devices remembered
Not available
86Owner's manualhelpguide.sony.net/mdr/2981/v1/en/print.pdfRead 5 October 2026Page 67 explicitly up to eight stored devices, with ninth overwriting oldest connection.
Mixes 2.4 GHz and Bluetooth audio
Not available
Not available
Fast pairing
Not available
Google Fast Pair, Microsoft Swift Pair7Maker product pagesony.jp/headphone/products/ULT_WEAR/feature_5.htmlRead 5 October 2026Exact Google Fast Pair Android feature and Windows 10/11 Swift Pair feature. Pairing support does not establish every application compatibility.
Base station
Not available
Not available

Latency

None of 2 known
Low latency mode
Not available
Not available
Claimed latency
Not available
Not available

Compatibility

2 of 3 differ
Compatible platforms
Android, iOS1Maker product pagesonos.com/en-us/shop/sonos-aceRead 11 October 2026Page says Works with Apple and Android.
Windows, macOS, Android, iOS6Owner's manualhelpguide.sony.net/mdr/2981/v1/en/print.pdfRead 5 October 2026Exact guide has separate Android, iPhone, Windows 10/11 and macOS pairing chapters. Universal analog jack availability is not used to infer console licensing or supported console microphones.
Connection per platform
ASonos Ace
Not available
BSony ULT WEAR
PlatformConnection
WindowsBluetooth
macOSBluetooth
AndroidBluetooth
iOSBluetooth
Source6Owner's manualhelpguide.sony.net/mdr/2981/v1/en/print.pdfRead 5 October 2026
Official licence
Not available
Not available

Battery and charging

8 of 13 differ
Battery capacity
1,060mAh1Maker product pagesonos.com/en-us/shop/sonos-aceRead 11 October 2026Li-ion, 1060 mAh battery
Not available
Swappable battery
Not available
Not available
Batteries included
Not available
Not available
Claimed battery life
ASonos Ace
ConnectionANCHours (h)
BluetoothYes30
Source1Maker product pagesonos.com/en-us/shop/sonos-aceRead 11 October 2026Up to 30 hours of listening time or 24 hours of call time with Active Noise Cancellation or Aware mode enabled. Stored as the 30 hour listening claim. The 24 hour call time is not stored. The page says battery life varies by use and settings.
BSony ULT WEAR
ConnectionANCCodecHours (h)
BluetoothYesAAC30
BluetoothNoAAC50
BluetoothYesSBC30
BluetoothNoSBC50
BluetoothYesLDAC25
BluetoothNoLDAC40
AnalogYesNot available30
AnalogNoNot available50
Source12Owner's manualhelpguide.sony.net/mdr/2981/v1/en/print.pdfRead 8 October 2026Printed page 25 of the current exact ULT WEAR Help Guide gives music playback after a full charge. AAC and SBC each allow up to 30 hours with ANC on or 50 hours with ANC and Ambient Sound Mode off. LDAC allows 25 hours with ANC on or 40 hours with both modes off. Powered analog playback allows 30 hours with ANC on or 50 hours with both modes off. Each named codec is retained in its own row. Page 26 warns that Equalizer, DSEE, voice-assistant wake words, Service Link, and the ULT Bass Control function shorten these maxima. Playback volume and LDAC bitrate are unspecified. Communication durations are excluded. The maker guide explicitly covers the ULT WEAR reference, including original model YY2981.14Maker product pagesony.jp/headphone/products/ULT_WEARRead 8 October 2026The Japanese product headline explicitly qualifies its AAC 30-hour ANC-on and 50-hour ANC-off claims with DSEE and equalizer off and other functions at their defaults. These named settings apply to that AAC claim. LDAC and SBC rows retain the separate current manual conditions, without inheriting this AAC-specific footnote.
Battery life (claimed, max)
30h
50h
Battery life with ANC (claimed)
30h
30h
Battery life without ANC (claimed)
Not available
50h
Charging port
USB-C1Maker product pagesonos.com/en-us/shop/sonos-aceRead 11 October 2026Charge with the included USB-C cable and a compatible power adapter.
USB-C6Owner's manualhelpguide.sony.net/mdr/2981/v1/en/print.pdfRead 5 October 2026
Full charge time
180min1Maker product pagesonos.com/en-us/shop/sonos-aceRead 11 October 2026Complete charge from 0% requires up to 3 hours. Stored as 180 minutes, the upper bound.
210min6Owner's manualhelpguide.sony.net/mdr/2981/v1/en/print.pdfRead 5 October 2026Page 23 explicitly empty battery to full capacity in about 3.5 hours, 210 minutes, using supplied cable and adapter supplying at least 0.5 A.
Quick charge time
3min1Maker product pagesonos.com/en-us/shop/sonos-aceRead 11 October 2026Rapid charge provides 3 hours of listening time in 3 minutes from 0%.
10min6Owner's manualhelpguide.sony.net/mdr/2981/v1/en/print.pdfRead 5 October 2026
Quick charge playback
3h1Maker product pagesonos.com/en-us/shop/sonos-aceRead 11 October 2026Rapid charge provides 3 hours of listening time in 3 minutes from 0%.
5h6Owner's manualhelpguide.sony.net/mdr/2981/v1/en/print.pdfRead 5 October 2026Page 25 explicitly 10-minute charge for about 5 hours music. Same page separately gives 3 minutes for 90 minutes. No codec or ANC state stated for quick charge.
Use while charging
Not available
No6Owner's manualhelpguide.sony.net/mdr/2981/v1/en/print.pdfRead 5 October 2026Pages 23-24 headset automatically turns off and all operations including playback are disabled while connected to charging power.
Charging dock or stand
Not available
Not available

Controls

4 of 6 differ
Controls
Buttons, Slider2Owner's manualsonos.com/en-us/guides/sonosaceRead 11 October 2026Content Key slides for volume and presses for playback, plus a Noise Control button and a Power/Bluetooth button. What Hi-Fi? calls the Content Key a slider and button.4Reviewwhathifi.com/reviews/sonos-aceRead 11 October 2026Physical (not touch) controls. A multi-functional slider and button called the content key.
Buttons, Touch6Owner's manualhelpguide.sony.net/mdr/2981/v1/en/print.pdfRead 5 October 2026
Volume control
Not available
Touch1Maker product pagesony.jp/headphone/products/ULT_WEAR/spec.htmlRead 5 October 2026
Game and chat mix
Not available
Not available
Remappable controls
Not available
Yes6Owner's manualhelpguide.sony.net/mdr/2981/v1/en/print.pdfRead 5 October 2026Pages 108-109 voice assistant, Quick Access, touch control enable/disable and NC/ambient button cycle can be configured. This does not imply arbitrary physical button remapping.
Wear detection
Yes1Maker product pagesonos.com/en-us/shop/sonos-aceRead 11 October 2026Feature list: Wear detection.2Owner's manualsonos.com/en-us/guides/sonosaceRead 11 October 2026Wear detection is enabled by default and can be turned off in the Sonos app.
Yes6Owner's manualhelpguide.sony.net/mdr/2981/v1/en/print.pdfRead 5 October 2026Pages 15-17 built-in proximity sensor, automatic pause/resume and power off after removal.
Voice assistant
Voice assistant of the connected device2Owner's manualsonos.com/en-us/guides/sonosaceRead 11 October 2026Press and hold the Noise Control / Voice Control button to activate the voice assistant on the connected device.
Google Assistant, Amazon Alexa, Google app, Siri6Owner's manualhelpguide.sony.net/mdr/2981/v1/en/print.pdfRead 5 October 2026Pages 99-107 separate Google Assistant, Alexa, Android Google app and iPhone Siri chapters. Google Assistant is Android only. Google app/Siri activate by touch, not their wake words. App/network/region eligibility and mutually exclusive assigned assistants apply.

Comfort and build

7 of 11 differ
Headband type
Padded5Reviewheadphonecheck.com/test/sonos-aceRead 11 October 2026The headband is well padded on the underside and trimmed with artificial leather.
Not available
Headband material
Not available
Not available
Frame material
Stainless steel2Owner's manualsonos.com/en-us/guides/sonosaceRead 11 October 2026The stainless steel headband smoothly extends and stays securely in place.
Not available
Ear cup material
Not available
Matte plastic9Reviewsoundguys.com/sony-ult-wear-review-113412Read 5 October 2026Exact use section explicitly matte plastic outside ear cups. No generic material is assigned to other parts.
Ear pad material
Memory foam covered in vegan leather4Reviewwhathifi.com/reviews/sonos-aceRead 11 October 2026The ear pads use memory foam coated in a layer of vegan leather (polyurethane).
Faux leather9Reviewsoundguys.com/sony-ult-wear-review-113412Read 5 October 2026Exact ear pad paragraph explicitly padding covered in faux leather.
Replaceable ear pads
Yes1Maker product pagesonos.com/en-us/shop/sonos-aceRead 11 October 2026Replaceable ear cushions help extend the life of the headphones.2Owner's manualsonos.com/en-us/guides/sonosaceRead 11 October 2026Ear cushion replacement section.
Not available
Ear pad attachment
Magnetic2Owner's manualsonos.com/en-us/guides/sonosaceRead 11 October 2026Each cushion is held in place by magnets and comes off with a light pull. It snaps into place when reattached.4Reviewwhathifi.com/reviews/sonos-aceRead 11 October 2026The replaceable ear pads are attached to the frame by strong magnets.
Not available
Ear pad opening
Not available
Not available
Ear tips included
Not available
Not available
Dust and water rating
Not available
Not available
User-replaceable parts
Ear cushions2Owner's manualsonos.com/en-us/guides/sonosaceRead 11 October 2026Ear cushions can be easily replaced if they wear out.
Not available

Software

1 of 3 differ
Companion app
Sonos2Owner's manualsonos.com/en-us/guides/sonosaceRead 11 October 2026Use the Sonos app to adjust product settings.
Sony | Sound Connect8Maker product pagesony.jp/headphone/products/ULT_WEAR/feature_6.htmlRead 5 October 2026Exact current product page names Sound Connect, formerly Headphones Connect. The 2024 manual uses the older app name. No app EQ profile persistence or complete preset list inferred from two example names.
App platforms
Android, iOS2Owner's manualsonos.com/en-us/guides/sonosaceRead 11 October 2026Sonos app (iOS and Android).
Android, iOS6Owner's manualhelpguide.sony.net/mdr/2981/v1/en/print.pdfRead 5 October 2026Page 110 Apple App Store and Google Play listings. Desktop computer playback is distinct from mobile companion app support.
User firmware updates
Yes2Owner's manualsonos.com/en-us/guides/sonosaceRead 11 October 2026Sonos app About screen: check for software updates and see the current software version.
Yes6Owner's manualhelpguide.sony.net/mdr/2981/v1/en/print.pdfRead 5 October 2026

Dimensions and weight

2 of 2 differ
Headset weight
312g(11 oz)1Maker product pagesonos.com/en-us/shop/sonos-aceRead 11 October 2026Weight 0.69 lbs (0.312 kg)
255g(9 oz)1Maker product pagesony.jp/headphone/products/ULT_WEAR/spec.htmlRead 5 October 2026Approximate maker weight excluding cable. SoundGuys metadata 253 g is not explicitly a scale measurement and is not substituted.
Headset dimensions
Width160Height191Depth85mm(6.3 × 7.5 × 3.3 in)1Maker product pagesonos.com/en-us/shop/sonos-aceRead 11 October 2026Height 7.52 in (191 mm), Width 6.3 in (160 mm), Depth 3.35 in (85 mm)
Not available

Certifications

None of 3 known
Hi-Res Audio
Not available
Not available
Communication certifications
Not available
Not available
FCC ID
Not available
Not available
Other certifications
Not available
Not available

In the box

2 of 3 differ
In the box
Sonos Ace headphones, USB-C to USB-C cable, USB-C to 3.5 mm cable, Travel case with removable cable pouch, Set up guide and legal and warranty information1Maker product pagesonos.com/en-us/shop/sonos-aceRead 11 October 2026Box contents: Sonos Ace, USB-C to USB-C cable, USB-C to 3.5 mm cable, travel case that includes a removable cable pouch, set up guide and legal and warranty information.
Sony ULT WEAR headphones, Carrying case, USB-A to USB-C cable, Headphone cable, Documents6Owner's manualhelpguide.sony.net/mdr/2981/v1/en/print.pdfRead 5 October 2026Page 9 exact included-item list. No AC adapter or airline adapter is listed.
Cables included
ASonos Ace
TypeLength (m)Count
USB-C to USB-C cable0.751
USB-C to 3.5 mm cable1.21
Source1Maker product pagesonos.com/en-us/shop/sonos-aceRead 11 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).
BSony ULT WEAR
TypeLength (m)Count
USB-A to USB-C charging cable0.21
3.5 mm stereo headphone cable1.21
Source6Owner's manualhelpguide.sony.net/mdr/2981/v1/en/print.pdfRead 5 October 2026Printed page 9 supplies one USB-A to USB-C charging cable and one headphone cable. The complete individual lengths are published by the separate Japanese maker accessory list.14Maker product pagesony.jp/headphone/products/ULT_WEARRead 8 October 2026The exact maker supplied-accessory list states a headphone cable approximately 1.2 m long and a USB-A to USB-C cable approximately 20 cm long. The original guide separately confirms one of each. This preserves the supplied charging-cable length without adopting optional aftermarket cables.
Carrying case
Hard5Reviewheadphonecheck.com/test/sonos-aceRead 11 October 2026The Ace arrives in a felt-covered hard case made of recycled plastic with a zip. Shotkit calls it semi-hard.
Hard13Reviewexpertreviews.co.uk/technology/headphones-audio/sony-ult-wear-reviewRead 8 October 2026The exact ULT WEAR What do you get for the money section explicitly lists a supplied hard-shell carrying case. Original Sony Help Guide printed page 9 confirms that the case is included. Only this package fact is used from the review. Optional gSport bundles and other Sony models are excluded.

Warranty

None of 1 known
Manufacturer warranty (source market)
Not available
Not available

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