Samsung HW-LST70T vs LG S75QR comparison definitely makes sense. Based on our rating, HW-LST70T has a total rating of 6.4 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-LST70T has 3.0 versus 5.1.2 for the LG S75QR. The output power is different and equal to 210 (overall) W for the HW-LST70T versus 450 (overall) W for the S75QR. Only the Samsung HW-LST70T has a built-in subwoofer. Rivals have wireless connection to separate subwoofer. The Samsung HW-LST70T 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 is available on the HW-LST70T.
Only the Samsung HW-LST70T can connect to the Internet via WI-FI. Rivals from our review have Bluetooth support. The Samsung HW-LST70T 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-LST70T received a rating of 6/10 versus 7/10, respectively. App control is available for the HW-LST70T. A built-in microphone is present only on the HW-LST70T. Multi-room is only available for the Samsung HW-LST70T.
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-LST70T got a rating of 5, and LG S75QR 6 out of 10.