If you have already decided that you want to buy a new soundbar, but still don’t know what exactly you want, the VIZIO SB3821-C6 vs Yamaha SR-B20A comparison is here to offer you two decent solutions. The VIZIO SB3821-C6 was rated 4.5, while the Yamaha SR-B20A has a rating 3.8. The soundbars are equipped with a different number of buttons, power, input, Bluetooth, volume down, volume up for the SB3821-C6 and power, source, demo, volume down, volume up for the SR-B20A.
Each of the models under consideration has active amplification type. By the number of channels, the devices do not differ. A built-in subwoofer is available only in the Yamaha SR-B20A. Audio features and specs of considered models we rated 5 out of 10 in our ranking.
Soundbars do not have AirPlay support. The units in this comparison do not support Spotify.
Both models do not have a wireless Wi-Fi interface. Soundbars from this comparison have Bluetooth support. The HDMI Audio Return Channel (ARC) is implemented only in the SR-B20A. Connecting devices via USB is possible in both models. We rated the connectivity of the SB3821-C6 at 6 out of 10, while the SR-B20A was rated 4/10.
None of these soundbars can be controlled using the app. Soundbars in this review are not equipped with a microphone. The models under consideration cannot become part of a multiroom system.
Dolby Atmos audio decoder support is not implemented in either the SB3821-C6 or SR-B20A. Devices from this comparison cannot process surround sound due to lack of DTS:X. The SB3821-C6 was rated 5/10, while the SR-B20A received a mark of 6/10 for multichannel surround.