The Samsung HW-Q900T vs VIZIO SB3651-E6 comparison proves that these soundbars have many common features. Based on our rating, HW-Q900T has a total rating of 8.2 out of 10 versus 7.6 for SB3651-E6. The competitors' control buttons are different: volume down, volume up, power, source and power, input, Bluetooth, volume down, volume up, respectively.
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 for the VIZIO SB3651-E6. Competitors do not have a built-in subwoofer. Rivals have wireless connection to separate subwoofer. The Samsung HW-Q900T got our rating of 8 out of 10, and the VIZIO SB3651-E6 7 for its 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 1/0 of the VIZIO SB3651-E6. 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 in every soundbar. A built-in microphone is present in each model. Multi-room is only available for the Samsung HW-Q900T.
Only the HW-Q900T has a Dolby Atmos multichannel audio format support. A surround technology DTS:X is supported only by the HW-Q900T. For multichannel surround Samsung HW-Q900T got a rating of 9, and VIZIO SB3651-E6 4 out of 10.