Samsung B650 vs LG SLM4R comparison definitely makes sense. Based on our rating, B650 has a total rating of 4.8 out of 10 versus 5.2 for SLM4R.
Both soundbars have active amplification type. A significant difference between the units in the number of channels, the Samsung B650 has 3.1 versus 4.1 for the LG SLM4R. The output power is different and equal to 430 (overall) W for the B650 versus 420 (overall) W for the SLM4R. Competitors do not have a built-in subwoofer. Rivals have wireless connection to separate subwoofer. Both models received our 7 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. Only the B650 supports HDMI Audio Return Channel (ARC). Both soundbars have a USB connector. For connectivity, the B650 received a rating of 7/10 versus 6/10, respectively.
App control is available for the SLM4R. 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 Samsung B650 got a rating of 6, and LG SLM4R 5 out of 10.