The Yamaha MusicCast BAR 400 vs VIZIO SB3820-C6 comparison proves that these soundbars have many common features. Based on our rating, MusicCast BAR 400 has a total rating of 8.2 out of 10 versus 5.2 for SB3820-C6. The competitors' control buttons are different: power, volume down, volume up, input, mute and power, input, Bluetooth, volume down, volume up, respectively.
Both soundbars have active amplification type. A significant difference between the units in the number of channels, the Yamaha MusicCast BAR 400 has 5.1 versus 2.0 for the VIZIO SB3820-C6. Competitors do not have a built-in subwoofer. The Yamaha MusicCast BAR 400 got our rating of 7 out of 10, and the VIZIO SB3820-C6 5 for its audio features and specs. Spotify support is available on the MusicCast BAR 400.
Only the Yamaha MusicCast BAR 400 can connect to the Internet via WI-FI. Rivals from our review have Bluetooth support. Only the MusicCast BAR 400 supports HDMI Audio Return Channel (ARC). Both soundbars have a USB connector. For connectivity, the MusicCast BAR 400 received a rating of 8/10 versus 6/10, respectively. App control is available for the SB3820-C6. A built-in microphone is present only on the MusicCast BAR 400. Multi-room is only available for the Yamaha MusicCast BAR 400.
None of soundbars equipped with Dolby Atmos multichannel audio decoder. The soundbars do not support the surround sound technology DTS:X. For multichannel surround Yamaha MusicCast BAR 400 got a rating of 6, and VIZIO SB3820-C6 4 out of 10.