It makes sense comparing LG SN8YG vs LG SN9YG because they both are able to give some premium features. Based on our rating, SN8YG has a total rating of 6.8 out of 10 versus 7 for SN9YG. The set of control buttons for competitors is the same and is: power, volume down, volume up, function, play/pause, microphone.
Both soundbars have active amplification type. A significant difference between the units in the number of channels, the LG SN8YG has 3.1.2 versus 5.1.2 for the LG SN9YG. The output power is different and equal to 440 (overall) W for the SN8YG versus 520 (overall) W for the SN9YG. Competitors do not have a built-in subwoofer. Rivals have wireless connection to separate subwoofer. The LG SN8YG got our rating of 7 out of 10, and the LG SN9YG 8 for its audio features and specs.
Soundbars do not have AirPlay support. Spotify support not implemented in both soundbars.
These models have the ability to 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, each of the soundbars received a rating of 8/10.
Both models support voice control using Google Assistant. App control is available in every soundbar. A built-in microphone is present in each model. 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, each of the opponents received 10 points out of 10.