VIZIO SB3621n-F8M vs LG SLM4R comparison definitely makes sense. Based on our rating, SB3621n-F8M has a total rating of 4.6 out of 10 versus 5.2 for SLM4R. The competitors' control buttons are different: power, input, Bluetooth, volume down, volume up and power, volume down, volume up, function, respectively.
Both soundbars have active amplification type. A significant difference between the units in the number of channels, the VIZIO SB3621n-F8M has 2.1 versus 4.1 for the LG SLM4R. Competitors do not have a built-in subwoofer. Rivals have wireless connection to separate subwoofer. The VIZIO SB3621n-F8M got our rating of 6 out of 10, and the LG SLM4R 7 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. The HDMI Audio Return Channel (ARC) does not support any one of these models. For connectivity, the SB3621n-F8M received a rating of 4/10 versus 6/10, respectively.
App control is available in every soundbar. 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 VIZIO SB3621n-F8M got a rating of 4, and LG SLM4R 5 out of 10.