l would like to share my experience after comparing and testing two soundbars – VIZIO SB2821-D6 vs Samsung HW-R450. The VIZIO SB2821-D6 was rated 4.8, while the Samsung HW-R450 has a rating 4. The soundbars are equipped with a different number of buttons, power, input, Bluetooth, volume down, volume up for the SB2821-D6 and volume down, volume up, power, source for the HW-R450.
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 HW-R450 has the HDMI Audio Return Channel (ARC). Connecting devices via USB is possible in both models. We rated the connectivity of the SB2821-D6 at 4 out of 10, while the HW-R450 was rated 5/10.
None of these soundbars can be controlled using the app. 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 HW-R450. Devices from this comparison cannot process surround sound due to lack of DTS:X. The SB2821-D6 was rated 5/10, while the HW-R450 received a mark of 4/10 for multichannel surround.