The LG SL5Y vs VIZIO SB3820-C6 comparison proves that these soundbars have many common features. Based on our rating, SL5Y has a total rating of 5 out of 10 versus 5.2 for SB3820-C6. The competitors' control buttons are different: power, volume down, volume up, function 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 LG SL5Y has 2.1 versus 2.0 for the VIZIO SB3820-C6. Competitors do not have a built-in subwoofer. The LG SL5Y got our rating of 7 out of 10, and the VIZIO SB3820-C6 5 for its 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. Only the SL5Y supports HDMI Audio Return Channel (ARC). Both soundbars have a USB connector. For connectivity, the SL5Y received a rating of 7/10 versus 6/10, respectively.
App control is available for the SB3820-C6. 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. For multichannel surround LG SL5Y got a rating of 6, and VIZIO SB3820-C6 4 out of 10.