The VIZIO SB3821-C6 vs Denon HEOS BAR comparison proves that these soundbars have many common features. Based on our rating, SB3821-C6 has a total rating of 4.5 out of 10 versus 7 for HEOS BAR. The competitors' control buttons are different: power, input, Bluetooth, volume down, volume up and volume down, volume up, sound off, respectively.
Both soundbars have active amplification type. A significant difference between the units in the number of channels, the VIZIO SB3821-C6 has 2.1 versus 3.0 for the Denon HEOS BAR. Competitors do not have a built-in subwoofer. Rivals have wireless connection to separate subwoofer. The VIZIO SB3821-C6 got our rating of 5 out of 10, and the Denon HEOS BAR 6 for its audio features and specs.
Soundbars do not have AirPlay support. Both models do not support Google Play Music. Spotify support is available on the HEOS BAR.
Both models do not have WI-FI support. Rivals from our review have Bluetooth support. Only the HEOS BAR supports HDMI Audio Return Channel (ARC). Both soundbars have a USB connector. For connectivity, the SB3821-C6 received a rating of 6/10 versus 7/10, respectively. App control is available for the HEOS BAR. A built-in microphone is present only on the HEOS BAR. Multi-room is only available for the Denon HEOS BAR.
None of soundbars equipped with Dolby Atmos multichannel audio decoder. The soundbars do not support the surround sound technology DTS:X. Compared devices do not have DTS Virtual:X support. For multichannel surround VIZIO SB3821-C6 got a rating of 2, and Denon HEOS BAR 4 out of 10.
The Denon HEOS BAR is better soundbar in this comparison. Check Denon HEOS BAR price