The ZVOX SB380 vs VIZIO SB3651-E6 comparison proves that these soundbars have many common features. Based on our rating, SB380 has a total rating of 4 out of 10 versus 7.6 for SB3651-E6. The competitors' control buttons are different: power, volume down, volume up, input 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 ZVOX SB380 has 3.1 versus 5.1 for the VIZIO SB3651-E6. Only the ZVOX SB380 has a built-in subwoofer. The ZVOX SB380 got our rating of 6 out of 10, and the VIZIO SB3651-E6 7 for its audio features and specs. Spotify support is available on the SB3651-E6.
Only the VIZIO SB3651-E6 can connect to the Internet via WI-FI. Only the SB3651-E6 has Bluetooth support. Only the SB3651-E6 supports HDMI Audio Return Channel (ARC). For connectivity, the SB380 received a rating of 4/10 versus 8/10, respectively. App control is available for the SB3651-E6. A built-in microphone is present only on the SB3651-E6. 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 4 points out of 10.