It makes sense comparing VIZIO SB3821-C6 vs Akixno SR210 because they both are able to give some premium features. Based on our rating, SB3821-C6 has a total rating of 4.5 out of 10 versus 4 for SR210. The competitors' control buttons are different: power, input, Bluetooth, volume down, volume up and power, volume down, volume up, Bluetooth, respectively.
Both soundbars have active amplification type. A significant difference between the units in the number of channels, the VIZIO SB3821-C6 has 2.1 versus 2.0 for the Akixno SR210. Competitors do not have a built-in subwoofer. Both models received our 5 rating of 10 for their audio features and specs.
Soundbars do not have AirPlay support. Spotify support not implemented in both soundbars.
Both models do not have WI-FI support. Rivals from our review have Bluetooth support. The HDMI Audio Return Channel (ARC) does not support any one of these models. For connectivity, the SB3821-C6 received a rating of 6/10 versus 4/10, respectively.
Compared soundbars have no app control. None of the models under consideration have a built-in microphone. Soundbars do not have Multi-room support.
None of soundbars equipped with Dolby Atmos multichannel audio decoder. The soundbars do not support the surround sound technology DTS:X.