Yamaha YAS-109 vs VIZIO SB3651-F6 comparison definitely makes sense. Based on our rating, YAS-109 has a total rating of 8 out of 10 versus 6.8 for SB3651-F6. The competitors' control buttons are different: power, source, demo, volume down, volume up, microphone mute 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 Yamaha YAS-109 has 2.1 versus 5.1 for the VIZIO SB3651-F6. Only the Yamaha YAS-109 has a built-in subwoofer. The YAS-109 has a wired connection to separate subwoofer, and the SB3651-F6 - wired and wireless. The Yamaha YAS-109 got our rating of 5 out of 10, and the VIZIO SB3651-F6 8 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 Yamaha YAS-109 has 1/1 HDMI inputs/outputs versus 1/0 of the VIZIO SB3651-F6. 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 only on the YAS-109. Soundbars do not have Multi-room support.
None of soundbars equipped with Dolby Atmos multichannel audio decoder. The soundbars do not support the surround sound technology DTS:X. For multichannel surround Yamaha YAS-109 got a rating of 8, and VIZIO SB3651-F6 6 out of 10.