Sonos Beam vs LG SLM4R comparison definitely makes sense. Based on our rating, Beam has a total rating of 6 out of 10 versus 5.2 for SLM4R. The competitors' control buttons are different: volume down, volume up, microphone, play/pause 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 Sonos Beam has 3.0 versus 4.1 for the LG SLM4R. Competitors do not have a built-in subwoofer. Rivals have wireless connection to separate subwoofer. The Sonos Beam got our rating of 6 out of 10, and the LG SLM4R 7 for its audio features and specs. Spotify support not implemented in both soundbars.
Only the Sonos Beam can connect to the Internet via WI-FI. Rivals from our review have Bluetooth support. The HDMI Audio Return Channel (ARC) does not support any one of these models. For connectivity, each of the soundbars received a rating of 6/10. App control is available in every soundbar. A built-in microphone is present only on the Beam. 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 Sonos Beam got a rating of 4, and LG SLM4R 5 out of 10.