Sony HT-A3000 vs LG SLM4R comparison definitely makes sense. Based on our rating, HT-A3000 has a total rating of 7.6 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 Sony HT-A3000 has 3.1 versus 4.1 for the LG SLM4R. The output power is different and equal to 250 (overall) W for the HT-A3000 versus 420 (overall) W for the SLM4R. Only the Sony HT-A3000 has a built-in subwoofer. Both models received our 7 rating of 10 for their audio features and specs.
Spotify support is available on the HT-A3000.
Only the Sony HT-A3000 can connect to the Internet via WI-FI. Rivals from our review have Bluetooth support. Only the HT-A3000 supports HDMI Audio Return Channel (ARC). Both soundbars have a USB connector. For connectivity, the HT-A3000 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.
Only the HT-A3000 has a Dolby Atmos multichannel audio format support. A surround technology DTS:X is supported only by the HT-A3000. For multichannel surround Sony HT-A3000 got a rating of 10, and LG SLM4R 5 out of 10.