It makes sense comparing Samsung HW-Q900T vs LG S90QY because they both are able to give some premium features. Based on our rating, HW-Q900T has a total rating of 8.2 out of 10 versus 8 for S90QY.
Both soundbars have active amplification type. A significant difference between the units in the number of channels, the Samsung HW-Q900T has 7.1.2 versus 5.1.3 for the LG S90QY. The output power is different and equal to 406 (overall) W for the HW-Q900T versus 440 (overall) W for the S90QY. 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.
Spotify is available on each of the soundbars.
These models have the ability to connect to the Internet via WI-FI. Rivals from our review have Bluetooth support. The Samsung HW-Q900T has 2/1 HDMI inputs/outputs versus 1/1 of the LG S90QY. 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. App control is available for the HW-Q900T. A built-in microphone is present only on the HW-Q900T. Multi-room is only available for the Samsung HW-Q900T.
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 Samsung HW-Q900T got a rating of 9, and LG S90QY 10 out of 10.