Samsung HW-B400F vs Samsung HW-B650F

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HW-B400F compared with HW-B650F

	SamsungHW-B400F	SamsungHW-B650F
Overview
Released
Released	2025	2025
Sound
Type
Type	Soundbar	Soundbar
Channels
Channels	2.0	3.1
Dolby Atmos
Dolby Atmos	No	No
Drivers
Drivers	Four built-in speakers in a 2.0-channel system, including bass speakers; no separate subwoofer or dedicated centre channel	Four speakers across the 3.1-channel system, including a dedicated centre channel and wireless subwoofer; rear speakers are not included
Amplifiers
Amplifiers	Maximum amplifier output: 20 W × 2; maximum output, not a continuous RMS rating	Maximum amplifier output: 120 W soundbar and 250 W subwoofer in the exact UK manual; maximum output, not continuous RMS ratings
Audio formats
Audio formats	Dolby Digital, DTS and two-channel LPCM; no Dolby Atmos or DTS Virtual:X decoding	Dolby Digital, DTS and DTS Virtual:X, with two-channel LPCM; no Dolby Atmos decoding. USB playback of MP3, OGG, AAC, WAV, FLAC and AIFF files
Room tuning
Room tuning	Standard and Surround Sound modes; Voice Enhance, Night mode, bass level, bass/treble and seven-band EQ in Standard mode. No automatic room calibration	Standard, Surround Sound, Bass Boost, Game, Adaptive Sound and DTS Virtual:X modes; Voice Enhance, Night mode, centre-channel and subwoofer levels, bass/treble control, and seven-band EQ in Standard mode. No SpaceFit room calibration. Q-Symphony with compatible Samsung TVs
Connections
Wi-Fi
Wi-Fi	No	No
Bluetooth
Bluetooth	Yes	Yes
AirPlay
AirPlay	No	No
HDMI eARC
HDMI eARC	No	No
Voice assistants
Voice assistants	None	None
Bluetooth
Bluetooth	Bluetooth 4.2 with SBC codec and A2DP stereo; NFC pairing using the marked area on top. One Bluetooth device connected at a time	Bluetooth 4.2 with SBC codec; one TV or two mobile devices connected at a time
Ports
Ports	HDMI ARC connection to the TV, optical input and USB for music playback and firmware updates; no HDMI source input, eARC or video passthrough	One HDMI source input, one HDMI ARC connection to the TV, optical input and USB 5 V/0.5 A for music playback and firmware updates; no eARC, 4K or HDR passthrough
Streaming
Streaming	Bluetooth stereo streaming; no Wi-Fi, AirPlay or built-in network music services	Bluetooth stereo streaming; no Wi-Fi, AirPlay or built-in network music services
Design
Weight
Weight	2.1 kg (better)	2.2 kg
Controls
Controls	Top-panel power, volume and source buttons; multicolour LED status indicator and spoken feedback rather than a text display. Remote with two AAA batteries, HDMI CEC and compatible IR TV remotes; no built-in voice assistant	Top-panel power, volume and source buttons; front text display, included remote with two AAA batteries, HDMI CEC and compatible IR TV remotes. No built-in voice assistant
Mounting
Mounting	Rear wall-mount supports; wall fixings and mounting brackets are not included	Included wall-mount brackets; optional SWA-9250S rear-speaker kit sold separately
Size
Size	Soundbar: 641 × 66.5 × 107 mm and 2.1 kg; width × height × depth. Packaged set weight is 2.9 kg	Soundbar: 860 × 59.4 × 75 mm and 2.2 kg. Subwoofer: 184 × 343 × 295 mm and 5 kg. Dimensions are width × height × depth; 9 kg set weight includes packaging
Colours
Colours	Titan Black	Black
In the box
In the box	Soundbar, power cord and remote with batteries; HDMI and optical cables are not supplied in the UK manual	Soundbar, wireless subwoofer, remote with batteries, two power cords and wall-mount components; HDMI and optical cables are not supplied