Denon Home Sound Bar 550 vs LG SLM4R comparison definitely makes sense. Based on our rating, Home Sound Bar 550 has a total rating of 7.4 out of 10 versus 5.2 for SLM4R. The competitors' control buttons are different: power, source, demo, 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 Denon Home Sound Bar 550 has 2.1 versus 4.1 for the LG SLM4R. The output power is different and equal to 53 (overall) W for the Home Sound Bar 550 versus 420 (overall) W for the SLM4R. Competitors do not have a built-in subwoofer. The Home Sound Bar 550 has a wired connection to separate subwoofer, and the SLM4R - wireless. The Denon Home Sound Bar 550 got our rating of 4 out of 10, and the LG SLM4R 7 for its audio features and specs.
Spotify support is available on the Home Sound Bar 550.
Only the Denon Home Sound Bar 550 can connect to the Internet via WI-FI. Rivals from our review have Bluetooth support. Only the Home Sound Bar 550 supports HDMI Audio Return Channel (ARC). Both soundbars have a USB connector. For connectivity, the Home Sound Bar 550 received a rating of 8/10 versus 6/10, respectively.
App control is available in every soundbar. A built-in microphone is present only on the Home Sound Bar 550. Soundbars do not have Multi-room support.
Only the Home Sound Bar 550 has a Dolby Atmos multichannel audio format support. A surround technology DTS:X is supported only by the Home Sound Bar 550. For multichannel surround Denon Home Sound Bar 550 got a rating of 6, and LG SLM4R 5 out of 10.