It makes sense comparing VIZIO SB2821-D6 vs VIZIO SB2920-C6 because they both are able to give some premium features. Based on our rating, SB2821-D6 has a total rating of 4.4 out of 10 versus 4 for SB2920-C6. The competitors' control buttons are different: power, input, Bluetooth, volume down, volume up and power, volume down, volume up, input, Bluetooth, respectively.
Both soundbars have active amplification type. A significant difference between the units in the number of channels, the VIZIO SB2821-D6 has 2.1 versus 2.0 for the VIZIO SB2920-C6. Competitors do not have a built-in subwoofer. The SB2821-D6 has a wireless connection to separate subwoofer, and the SB2920-C6 - wired. The VIZIO SB2821-D6 got our rating of 6 out of 10, and the VIZIO SB2920-C6 5 for its audio features and specs.
Soundbars do not have AirPlay support. Both models do not support Google Play Music. 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. Both soundbars have a USB connector. For connectivity, each of the soundbars received a rating of 5/10.
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. Compared devices do not have DTS Virtual:X support.
The VIZIO SB2821-D6 is better soundbar in this comparison. Check VIZIO SB2821-D6 price