LG GX vs LG S75QR comparison definitely makes sense. Based on our rating, GX has a total rating of 6.5 out of 10 versus 5.5 for S75QR. The competitors' control buttons are different: power, volume down, volume up, function 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 LG GX has 3.1 versus 5.1.2 for the LG S75QR. The output power is different and equal to 420 (overall) W for the GX versus 450 (overall) W for the S75QR. Competitors do not have a built-in subwoofer. Rivals have wireless connection to separate subwoofer. The LG GX got our rating of 7 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. Each soundbar has 1/1 HDMI inputs/outputs. The HDMI Audio Return Channel (ARC) feature supports both devices. Both soundbars have a USB connector. For connectivity, the GX received a rating of 8/10 versus 7/10, respectively.
App control is available for the GX. None of the models under consideration have a built-in microphone. Soundbars do not have Multi-room support.
Both devices have support for Dolby Atmos multichannel audio format. The surround sound technology DTS:X is supported by devices under review. For multichannel surround LG GX got a rating of 10, and LG S75QR 6 out of 10.