The LG S75QR vs LG SC9S comparison shows that these models have some important differences and common features. The LG S75QR was rated 5.5, while the LG SC9S has a rating 6.4.
Each of the models under consideration has active amplification type. A noticeable difference is the number of channels that S75QR has 5.1.2 and SC9S has 2.1. These rivals can be compared in terms of power, 450 (overall) versus 310 (overall) according to devices. The built-in subwoofer is not implemented in any of these models. An external subwoofer can be connected to any of the units in this comparison. Rate 8 out of 10 received the LG S75QR for audio features and specs, but the LG SC9S received 6 out of 10.
The SC9S can play audio from Spotify.
Wireless Internet connection is realized only in the SC9S. Soundbars from this comparison have Bluetooth support. 1/1 HDMI inputs/outputs are in each of soundbars. As in the S75QR, so in the SC9S there is the HDMI Audio Return Channel (ARC). Connecting devices via USB is possible in both models. The connectivity of each of the models was estimated at 7/10.
The manufacturer of the SC9S provides a device control application. Soundbars in this review are not equipped with a microphone. The models under consideration cannot become part of a multiroom system.
Manufacturers equipped both units with Dolby Atmos audio decoder. Units from this comparison can process surround sound due to DTS:X support. The S75QR was rated 6/10, while the SC9S received a mark of 5/10 for multichannel surround.