Samsung HW-S40T vs LG S75QR comparison definitely makes sense. Based on our rating, HW-S40T has a total rating of 5 out of 10 versus 5.5 for S75QR. The competitors' control buttons are different: volume down, volume up, power, source and power, source, demo, volume down, volume up, respectively.
Both soundbars have active amplification type. A significant difference between the units in the number of channels, the Samsung HW-S40T has 2.0 versus 5.1.2 for the LG S75QR. The output power is different and equal to 100 W for the HW-S40T versus 450 (overall) W for the S75QR. Only the Samsung HW-S40T has a built-in subwoofer. The Samsung HW-S40T got our rating of 6 out of 10, and the LG S75QR 8 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 Samsung HW-S40T has 1/0 HDMI inputs/outputs versus 1/1 of the LG S75QR. Only the S75QR supports HDMI Audio Return Channel (ARC). Both soundbars have a USB connector. For connectivity, the HW-S40T received a rating of 6/10 versus 7/10, respectively.
App control is available for the HW-S40T. None of the models under consideration have a built-in microphone. Soundbars do not have Multi-room support.
Only the S75QR has a Dolby Atmos multichannel audio format support. A surround technology DTS:X is supported only by the S75QR. For multichannel surround Samsung HW-S40T got a rating of 5, and LG S75QR 6 out of 10.