Sonos Arc Ultra vs Sonos Beam Ultra

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Arc Ultra compared with Beam Ultra

	SonosArc Ultra	SonosBeam Ultra
Overview
Released
Released	October 2024	September 2026
Sound
Type
Type	Soundbar	Soundbar
Channels
Channels	9.1.4	7.1.2
Dolby Atmos
Dolby Atmos	Yes	Yes
Drivers
Drivers	Nine silk-dome tweeters (two firing upwards), six midwoofers and a Sound Motion woofer (four motors, dual membrane)	Five tweeters (one forward-firing centre, two side-firing horn-loaded and two upward-firing directional horn tweeters); four low-profile woofers
Amplifiers
Amplifiers	Fifteen class-D digital amplifiers	Nine Class-D digital amplifiers
Audio formats
Audio formats	Stereo PCM, Dolby Digital, Dolby Digital Plus, Dolby Atmos (Dolby Digital Plus); with HDMI eARC also Dolby Atmos, Dolby TrueHD, Dolby Atmos (TrueHD), multichannel PCM and Dolby multichannel PCM; DTS Digital Surround	Stereo PCM, Dolby Digital, Dolby Digital Plus and Atmos over Dolby Digital Plus; Dolby TrueHD, Atmos over TrueHD and multichannel PCM require eARC. Maker lists DTS Digital Surround with a note that this does not indicate a licensed decoder; no DTS:X (What Hi-Fi and TechRadar)
Room tuning
Room tuning	Trueplay (iOS and Android); bass, treble and loudness adjustable; Speech Enhancement with four levels; Night Sound	Trueplay room calibration compatible with iOS and Android; four levels of AI Speech Enhancement, Night Sound, adjustable bass/treble/loudness and simulated overhead sound for obstructed top placement
Connections
Wi-Fi
Wi-Fi	Yes	Yes
Bluetooth
Bluetooth	Yes	Yes
AirPlay
AirPlay	Yes	Yes
HDMI eARC
HDMI eARC	Yes	Yes
Voice assistants
Voice assistants	Alexa and Sonos Voice Control	Sonos Voice Control
Wi-Fi
Wi-Fi	Wi-Fi 6 (802.11a/b/g/n/ac/ax), 2.4 GHz and 5 GHz	Wi-Fi 6; 802.11a/b/g/n/ac/ax on 2.4 or 5 GHz
Bluetooth
Bluetooth	Bluetooth 5.3	Bluetooth 5.3 audio streaming
Ports
Ports	HDMI eARC; optical through an adapter sold separately	HDMI eARC/ARC; USB-C supports line-in with Sonos Line-In Adapter or line-in and Ethernet with Sonos Combo Adapter; adapters sold separately. Optical adapter sold separately
Streaming
Streaming	Apple AirPlay 2	Sonos app services, Spotify and TIDAL direct control, AirPlay 2, Bluetooth and Dolby Atmos Music
Multi-room
Multi-room	Groups with other Sonos products over Wi-Fi; add a Sonos Sub (or two) and rear speakers; TV Audio Swap to Sonos Ace headphones	Sonos multi-room playback; optional compatible subwoofer and rear surrounds, including pairs of Sonos Play or Move 2; TV Audio Swap to compatible Sonos headphones
App
App	Sonos app (iOS and Android); works with the TV remote	Sonos app; Wi-Fi internet connection and mains power required
Design
Weight
Weight	5.9 kg	2.88 kg (better)
Controls
Controls	Capacitive touch controls (play, pause, skip, replay, volume, voice mute, grouping); Bluetooth button; microphone switch	Capacitive playback, volume, voice and grouping controls; Bluetooth pairing button; physical microphone-power switch; compatible TV remote control
Microphones
Microphones	Far-field microphone array with beamforming and multichannel echo cancellation; switch cuts power to the microphones	Far-field array with beamforming and multichannel echo cancellation for voice control, Trueplay and portable-surround setup
Mounting
Mounting	M5 × 0.8 mm thread, 6.5 mm deep; Arc Ultra Wall Mount sold separately	Furniture placement or optional Beam Ultra Wall Mount; maker lists M5 × 0.8 mm thread pitch, L6.5 mm
Size
Size	75 × 1,178 × 110.6 mm (H × W × D)	65 mm high, 750 mm wide, 105 mm deep
Colours
Colours	Black, White	Black, White
In the box
In the box	Arc Ultra, power cable (2 m), HDMI cable (1.5 m), documentation	Beam Ultra, 2 m power cable, 1.5 m HDMI cable, setup and warranty documentation