Sonos Ace vs Sonos Ace Ultra

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Ace compared with Ace Ultra

	SonosAce	SonosAce Ultra
Overview
Released
Released	June 2024	September 2026
Sound
Type
Type	Over-ear	Over-ear
Noise cancelling
Noise cancelling	Yes	Yes
Transparency mode
Transparency mode	Yes	Yes
Spatial audio with head tracking
Spatial audio with head tracking	Yes	Yes
Driver size
Driver size	40 mm	40 mm
Bluetooth codecs
Bluetooth codecs	SBC, AAC and aptX Lossless	SBC, AAC and aptX Lossless
Lossless over USB-C
Lossless over USB-C	Yes	Yes
Drivers
Drivers	Custom-designed 40 mm dynamic driver in each cup	Custom-designed 40 mm dynamic driver in each cup
Noise cancelling detail
Noise cancelling detail	Active Noise Cancellation that adapts to fit and surroundings; Aware mode blends in ambient sound; sidetone lets you hear your own voice on calls with noise cancelling on	Adaptive Active Noise Cancellation adjusts to changes in fit and surroundings; Aware mode with optional Voice Boost; sidetone lets you hear your own voice during calls
Audio features
Audio features	Spatial audio with Dolby Atmos; Sonos Intelligent Motion Processing with Dolby Head Tracking (turned on in the Sonos app); TrueCinema maps your room to render virtual surround sound from a Sonos soundbar; TV Audio Swap from Sonos Arc Ultra, Arc, Beam or Ray, to one or two pairs at once; adjustable bass, treble and loudness in the Sonos app; lossless audio over USB-C (USB-C to USB-C or USB-C to 3.5 mm) or over Bluetooth with Snapdragon Sound aptX Lossless on supported Android devices	Dolby Atmos and dynamic Dolby Head Tracking with compatible content and devices; TrueCinema tunes playback to your room and compatible Sonos soundbar; TV Audio Swap supports two pairs, with head tracking available for one pair. Adaptive EQ plus 3-band or 8-band EQ and Loudness controls
Battery
Listening time (maker's claim)
Listening time (maker's claim)	Up to 30 hours	Up to 35 hours
Battery life detail
Battery life detail	1060 mAh Li-ion battery; up to 30 hours of listening or 24 hours of calls with noise cancelling or Aware mode on	Replaceable 1060 mAh lithium-ion battery; up to 35 hours with ANC or Aware mode on, or 50 hours with ANC off in the maker guide
Fast charging
Fast charging	3 minutes of charging from empty gives 3 hours of listening; full charge in up to 3 hours	Three minutes from empty provides up to three hours of listening; full charge from empty in up to three hours. USB-C power adaptor sold separately
Design
Weight
Weight	312 g (better)	322 g
Bluetooth
Bluetooth	5.4	6.0
Two devices at once
Two devices at once	Yes	Yes
Headphone cable
Headphone cable	Yes	Yes
Controls
Controls	Power/Bluetooth button; Content Key for playback, volume, calls and TV Audio Swap; Noise Control button to switch between noise cancelling and Aware mode; wear detection pauses playback when you take the headphones off	Content Key slides for volume and presses for playback, calls and audio swapping; Noise Control button cycles noise modes or activates the connected device's voice assistant; Power/Bluetooth button; wear detection pauses and resumes playback
Microphones
Microphones	Eight microphones for noise control and voice targeting; beamforming for calls; mesh over the microphones reduces wind noise	Ten microphones for noise control, calls, Aware mode and TrueCinema
Fit and ear tips
Fit and ear tips	Memory foam cushions in vegan leather, replaceable; the right cup has a contrasting colour inside; folds flat into a slim travel case with a magnetically detachable cable pouch; 191 × 160 × 85 mm	Adjustable stainless-steel headband; rotating ear cups with magnetically attached replaceable cushions; contrasting right-cup interior. Current UK page gives 322 g, while the maker guide gives 325 g
Dimensions
Dimensions	–	Current UK page gives 193 mm height, 163 mm width, 90.8 mm ear-cup width and 45 mm ear-cup depth; maker guide instead lists overall depth 84 mm
Water resistance detail
Water resistance detail	No water resistance rating published	No IP rating published; maker guide says the headphones are not waterproof
Works with
Works with	Bluetooth 5.4 with multipoint to two devices; Sonos app for iOS and Android; connects over Wi-Fi to a Sonos home cinema player for TV Audio Swap	Bluetooth multipoint to two devices, disabled by default; USB-C digital audio and supplied USB-C to 3.5 mm analogue cable, with Bluetooth disabled during cable use. Maker guide specifies aptX Lossless; SBC and AAC are listed by What Hi-Fi. Headphone linking over 802.11a/b/g/n Wi-Fi on 2.4 or 5 GHz requires a compatible Sonos speaker and the Sonos app; opt-in Early Access, provided as-is and subject to change
Colours
Colours	Black, Soft White	Black, Soft White, Agave, Sand
In the box
In the box	Headphones, travel case with cable pouch, USB-C to USB-C cable, USB-C to 3.5 mm cable	Headphones, travel case with removable cable pouch, 0.75 m USB-C to USB-C cable, 1.2 m USB-C to 3.5 mm cable, setup and warranty documentation; analogue cable is not compatible with third-party replacements