Polk Audio MagniFi Max AX vs Sennheiser AMBEO Soundbar Plus

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MagniFi Max AX compared with AMBEO Soundbar Plus

	Polk AudioMagniFi Max AX	SennheiserAMBEO Soundbar Plus
Overview
Released
Released	2022	2022
Sound
Type
Type	Soundbar	Soundbar
Channels
Channels	5.1.2	7.1.4 (virtual)
Dolby Atmos
Dolby Atmos	Yes	Yes
Drivers
Drivers	Left/right channels use four 25 × 76 mm racetrack mid-woofers and two 19 mm soft-dome tweeters; centre uses two 25 × 64 mm racetrack mid-woofers and one 19 mm tweeter. Two up-firing full-range drivers are 64 mm in the current product table; the earlier information sheet gives 66 mm. Included down-firing, ported subwoofer has a 254 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 Digital Surround, 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	SDA soundstage processing; VoiceAdjust dialogue level; bass, treble, height and surround level adjustments; Auto, TV, Movie, Music and Night modes. All Stereo mode requires connected rear speakers. No automatic calibration (Home Media Entertainment).	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, 2.4 GHz and 5 GHz; no Ethernet	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	Three HDMI inputs and one HDMI eARC/ARC output; 4K 60 Hz, HDR and Dolby Vision passthrough; digital optical; USB-A. The current owner manual supports basic MP3 playback from a flash drive, without track navigation controls; the product table and earlier sheet describe USB as updates only.	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; Spotify Connect; Bluetooth; Works with Alexa using an external Alexa-enabled device	AirPlay 2, Chromecast built-in, Spotify Connect, Tidal Connect with Dolby Atmos and UPnP
Multi-room
Multi-room	MagniFi AX streaming multi-room support; optional SR2 wireless surrounds. The Max AX SR package includes the same bar and subwoofer with two rear speakers, giving a 7.1.2 system.	Supports up to four separately sold wireless AMBEO Sub units; additional rear speakers are not included
App
App	Wi-Fi setup through Google Home, Amazon Alexa or iOS AirPlay; no dedicated full-control app (Mail & Guardian and Home Media Entertainment)	Sennheiser Smart Control and browser interface for setup, codec display and sound controls
Design
Weight
Weight	5.83 kg (better)	6.3 kg
Controls
Controls	Top power, Bluetooth, source, mute and volume buttons; supplied infrared remote; front OLED status display dims when idle; HDMI CEC and infrared remote learning	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
Mounting
Mounting	Table placement or supplied wall-mount hardware; screws and wall fasteners not included	–
Size
Size	Soundbar overview gives 45 × 2.8 × 4.6 in. The detailed product table gives width 1143 mm, height 118 mm and depth 72 mm, whereas the information sheet labels the same 118 × 1143 × 72 mm sequence W × D × H; these maker dimension labels conflict. Subwoofer 302 × 399 × 407 mm, W × D × H, and 11.9 kg. Main 5.83 kg weight is the bar alone.	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, infrared remote, two AAA batteries, HDMI cable, two power cords, wall-mount hardware/template and guides; SR package also includes two wireless surrounds. Maker launch stated October 2022 availability; UK security declaration labels product release 4 August 2022. Actual first retail day/month remains unconfirmed, so release uses year precision.	Soundbar, remote with lithium battery, HDMI cable, power cord and guides; external subwoofer sold separately