The VIZIO SB2821-D6 vs LG LASC58R comparison shows that these models have some important differences and common features. The VIZIO SB2821-D6 was rated 4.8, while the LG LASC58R has a rating 6.2. The soundbars are equipped with a different number of buttons, power, input, Bluetooth, volume down, volume up for the SB2821-D6 and power, volume down, volume up, function for the LASC58R.
Each of the models under consideration has active amplification type. A noticeable difference is the number of channels that SB2821-D6 has 2.1 and LASC58R has 4.1. 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. Rate 6 out of 10 received the VIZIO SB2821-D6 for audio features and specs, but the LG LASC58R received 7 out of 10.
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. The HDMI Audio Return Channel (ARC) is implemented only in the LASC58R. Connecting devices via USB is possible in both models. We rated the connectivity of the SB2821-D6 at 4 out of 10, while the LASC58R was rated 8/10. The manufacturer of the LASC58R provides a device control application. The LG LASC58R 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 LASC58R. Devices from this comparison cannot process surround sound due to lack of DTS:X. The SB2821-D6 was rated 5/10, while the LASC58R received a mark of 6/10 for multichannel surround.