LG SL5Y vs VIZIO SB3651-F6 comparison definitely makes sense. Based on our rating, SL5Y has a total rating of 5 out of 10 versus 6.8 for SB3651-F6. The competitors' control buttons are different: power, volume down, volume up, function 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 LG SL5Y has 2.1 versus 5.1 for the VIZIO SB3651-F6. Competitors do not have a built-in subwoofer. The SL5Y has a wireless connection to separate subwoofer, and the SB3651-F6 - wired and wireless. The LG SL5Y got our rating of 7 out of 10, and the VIZIO SB3651-F6 8 for its audio features and specs.
Soundbars do not have AirPlay support. Spotify support is available on the SB3651-F6.
Only the VIZIO SB3651-F6 can connect to the Internet via WI-FI. Rivals from our review have Bluetooth support. The LG SL5Y 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, the SL5Y received a rating of 7/10 versus 8/10, respectively.
App control is available for the SB3651-F6. None of the models under consideration have a built-in microphone. 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, each of the opponents received 6 points out of 10.