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Sennheiser AMBEO Soundbar Mini vs Sonos Beam Ultra

Every spec side by side, from each maker's published figures.

Better figure, where one is clearly better

SennheiserAMBEO Soundbar MiniSonosBeam Ultra
Overview
ReleasedSeptember 2023September 2026
Sound
TypeSoundbarSoundbar
Channels7.1.4 (virtual)7.1.2
Dolby AtmosYesYes
DriversSix drivers, with two 100 mm cellulose woofers and four 40 mm cellulose full-range drivers; front and side placement in the maker manual, without dedicated upward-firing drivers. The 7.1.4 presentation is virtualisedFive tweeters (one forward-firing centre, two side-firing horn-loaded and two upward-firing directional horn tweeters); four low-profile woofers
AmplifiersSix Class D amplifiers, total 250 W RMSNine Class-D digital amplifiers
Frequency response43 Hz–20 kHz (-3 dB)–
Audio formatsDolby Atmos, Dolby Digital Plus, Dolby TrueHD, DTS:X, multichannel LPCM, MPEG-H and Sony 360 Reality AudioStereo 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 tuningAutomatic AMBEO calibration using four microphones, adaptive sound, stereo upmixing, adjustable presets, equaliser, Voice Enhancement and Night ModeTrueplay 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-FiYesYes
BluetoothYesYes
AirPlayYesYes
HDMI eARCYesYes
Voice assistantsAlexaSonos Voice Control
Wi-FiWi-Fi 6 (802.11a/b/g/n/ac/ax), 2.4 and 5 GHz, 2 × 2 MIMOWi-Fi 6; 802.11a/b/g/n/ac/ax on 2.4 or 5 GHz
BluetoothBluetooth 5.0 Classic/BLE with SBC and AAC audio; Bluetooth 5.2 BLE and LC3 are for the separate AMBEO Sub connectionBluetooth 5.3 audio streaming
PortsOne HDMI 2.1 eARC connection and USB-A for accessory power/service; no separate HDMI inputs, optical, analogue or Ethernet connectionsHDMI 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
StreamingAirPlay 2, Chromecast built-in, Spotify Connect, Tidal Connect and UPnPSonos app services, Spotify and TIDAL direct control, AirPlay 2, Bluetooth and Dolby Atmos Music
Multi-roomSupports up to four separately sold wireless AMBEO Sub unitsSonos multi-room playback; optional compatible subwoofer and rear surrounds, including pairs of Sonos Play or Move 2; TV Audio Swap to compatible Sonos headphones
AppSennheiser Smart Control and browser interface for setup and sound controlsSonos app; Wi-Fi internet connection and mains power required
Design
Weight3.3 kg2.88 kg
ControlsIncluded infrared remote, app, browser and soundbar touch controlsCapacitive playback, volume, voice and grouping controls; Bluetooth pairing button; physical microphone-power switch; compatible TV remote control
MicrophonesFour far-field microphones for room calibration and voice control, with mute button; Alexa built in where supported, Google Assistant and Siri through external compatible devicesFar-field array with beamforming and multichannel echo cancellation for voice control, Trueplay and portable-surround setup
Mounting–Furniture placement or optional Beam Ultra Wall Mount; maker lists M5 × 0.8 mm thread pitch, L6.5 mm
Size70 × 6.9 × 10.1 cm with feet, or 70 × 6.7 × 10.1 cm without feet (width × height × depth). Current UK sheet gives approximately 3.3 kg, while the shared maker manual gives approximately 3.56 kg65 mm high, 750 mm wide, 105 mm deep
ColoursBlackBlack, White
In the boxSoundbar, remote with lithium battery, HDMI cable, country-specific power cord and guides; September 2023 release confirmed by TechRadarBeam Ultra, 2 m power cable, 1.5 m HDMI cable, setup and warranty documentation

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