The Vizio V51-H6 vs LG SC9S comparison shows that these models have some important differences and common features. The Vizio V51-H6 was rated 6, 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 V51-H6 has 5.1 and SC9S has 2.1. The built-in subwoofer is not implemented in any of these models. An external subwoofer connects to the V51-H6 via wired and wireless, but SC9S has wireless connection type. Rate 7 out of 10 received the Vizio V51-H6 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. There are 0/1 HDMI inputs/outputs in the Vizio V51-H6 versus 1/1 HDMIs in the LG SC9S. As in the V51-H6, so in the SC9S there is the HDMI Audio Return Channel (ARC). Connecting devices via USB is possible in both models. We rated the connectivity of the V51-H6 at 6 out of 10, while the SC9S was rated 7/10. Each of the soundbars can be controlled using the application. The Vizio V51-H6 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.