LG SN9YG vs LG S75QR comparison definitely makes sense. Based on our rating, SN9YG has a total rating of 7 out of 10 versus 5.5 for S75QR. The competitors' control buttons are different: power, volume down, volume up, function, play/pause, microphone and power, source, demo, volume down, volume up, respectively.
Both soundbars have active amplification type. Soundbars have the same number of channels on 5.1.2. The output power is different and equal to 520 (overall) W for the SN9YG versus 450 (overall) W for the S75QR. Competitors do not have a built-in subwoofer. Rivals have wireless connection to separate subwoofer. Both models received our 8 rating of 10 for their audio features and specs.
Soundbars do not have AirPlay support. Spotify support not implemented in both soundbars.
Only the LG SN9YG can connect to the Internet via WI-FI. 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 SN9YG received a rating of 8/10 versus 7/10, respectively. App control is available for the SN9YG. A built-in microphone is present only on the SN9YG. 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 SN9YG got a rating of 10, and LG S75QR 6 out of 10.