In this article, we will talk about VIZIO SB2821-D6 vs VIZIO SB3621n-F8M comparison. The VIZIO SB2821-D6 was rated 4.8, while the VIZIO SB3621n-F8M has a rating 4.6. Soundbars have the same set of buttons - power, input, Bluetooth, volume down, volume up.
Each of the models under consideration has active amplification type. By the number of channels, the devices do not differ. The built-in subwoofer is not implemented in any of these models. An external subwoofer can be connected to any of the units in this comparison. Audio features and specs of considered models we rated 6 out of 10 in our ranking.
Soundbars do not have AirPlay support. The units in this comparison do not support Spotify.
Both models do not have a wireless Wi-Fi interface. Soundbars from this comparison have Bluetooth support. Neither the SB2821-D6 nor SB3621n-F8M has the HDMI Audio Return Channel (ARC). The connectivity of each of the models was estimated at 4/10.
The manufacturer of the SB3621n-F8M provides a device control application. Soundbars in this review are not equipped with a microphone. The models under consideration cannot become part of a multiroom system.
Dolby Atmos audio decoder support is not implemented in either the SB2821-D6 or SB3621n-F8M. Devices from this comparison cannot process surround sound due to lack of DTS:X. The SB2821-D6 was rated 5/10, while the SB3621n-F8M received a mark of 4/10 for multichannel surround.