Polk Audio MagniFi Mini AX vs Sennheiser AMBEO Soundbar Plus

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

Only show differences

Better figure, where one is clearly better

Share comparison

MagniFi Mini AX compared with AMBEO Soundbar Plus

	Polk AudioMagniFi Mini AX	SennheiserAMBEO Soundbar Plus
Overview
Released
Released	March 2022	2022
Sound
Type
Type	Soundbar	Soundbar
Channels
Channels	–	7.1.4 (virtual)
Dolby Atmos
Dolby Atmos	Yes	Yes
Drivers
Drivers	Two 19 mm tweeters and three 51 mm midrange drivers for left, centre and right channels; included wireless subwoofer has a down-firing 127 × 178 mm driver	Nine drivers, with two 100 mm cellulose woofers and seven 50 mm aluminium full-range drivers; 7.1.4 is the virtualised presentation, rather than a set of discrete rear speakers
Amplifiers
Amplifiers	–	Nine Class D amplifiers, total 400 W RMS
Frequency response
Frequency response	–	38 Hz–20 kHz (-3 dB)
Audio formats
Audio formats	PCM; Dolby Digital, Dolby Digital Plus, Dolby TrueHD and Dolby Atmos; DTS, DTS-HD Master Audio, DTS:X and DTS Virtual:X	Dolby Atmos, Dolby Digital Plus, Dolby TrueHD, DTS:X, DTS-HD Master Audio, multichannel LPCM, MPEG-H and Sony 360 Reality Audio
Room tuning
Room tuning	Fourth-generation Stereo Dimensional Array (SDA) technology and 3D audio mode create virtual width and height; no up-firing height drivers. VoiceAdjust changes dialogue level; night mode limits bass and dynamics.	AMBEO self-calibration with four built-in microphones; stereo upmixing, adjustable presets and equaliser, Voice Enhancement and Night Mode
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	None	Alexa
Wi-Fi
Wi-Fi	802.11a/n/ac	Wi-Fi 6 (802.11a/b/g/n/ac/ax), 2.4 and 5 GHz, 2 × 2 MIMO
Bluetooth
Bluetooth	Bluetooth 5.0	Bluetooth 5.0 Classic/BLE with SBC and AAC audio; LC3 is used for the separate AMBEO Sub connection, not general Bluetooth music
Ports
Ports	One HDMI eARC/ARC input; digital optical; 3.5 mm analogue input; USB-A for firmware updates only; no HDMI video passthrough	Two HDMI 2.0a inputs with 4K 60 Hz and Dolby Vision passthrough; HDMI 2.1 eARC output, optical, stereo RCA input, Ethernet, mono RCA subwoofer output and USB-A for accessory power/service
Streaming
Streaming	Apple AirPlay 2; Chromecast Audio; Spotify Connect; Bluetooth	AirPlay 2, Chromecast built-in, Spotify Connect, Tidal Connect with Dolby Atmos and UPnP
Multi-room
Multi-room	Optional SR2 wireless surround speakers; supplied subwoofer pairs automatically, with a stated maximum wireless separation of 9 m	Supports up to four separately sold wireless AMBEO Sub units; additional rear speakers are not included
App
App	–	Sennheiser Smart Control and browser interface for setup, codec display and sound controls
Design
Weight
Weight	–	6.3 kg
Controls
Controls	Soundbar buttons and supplied remote; OLED display. No built-in voice assistant (Tom’s Guide); compatible external Google Home devices can control Chromecast playback.	Included infrared remote, app, browser and soundbar controls
Microphones
Microphones	–	Four far-field microphones for room calibration and voice features; Alexa built in where supported, Google Assistant via an external compatible device and Siri through Apple HomeKit; microphone can be switched off
Size
Size	Soundbar 366 × 104 × 79 mm; subwoofer 182 × 396 × 371 mm, W × D × H. Weight is not published in the maker’s specification table.	Approximately 105.1 × 7.7 × 12.1 cm with feet, or 105.1 × 7.5 × 12.1 cm without feet (width × height × depth)
Colours
Colours	Black	Black
In the box
In the box	Soundbar, wireless subwoofer, remote, two AAA batteries, soundbar power supply and cord, subwoofer power cord, HDMI cable and printed guides. The contemporary maker release, reproduced by AV NIRVANA, states availability beginning 15 March 2022; its same-day report confirms it was available.	Soundbar, remote with lithium battery, HDMI cable, power cord and guides; external subwoofer sold separately