The LG SP2 vs LG SC9S comparison shows that these models have some important differences and common features. The LG SP2 was rated 4.2, while the LG SC9S has a rating 6.4.
Each of the models under consideration has active amplification type. By the number of channels, the devices do not differ. These rivals can be compared in terms of power, 100 (overall) versus 310 (overall) according to devices. A built-in subwoofer is available only in the LG SP2. Rate 5 out of 10 received the LG SP2 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 SP2, 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.
Dolby Atmos audio decoder is onboard the SC9S. The SC9S can work with surround sound due to DTS:X support. The same score of 5/10 was put to the soundbars for multichannel surround support.