VIZIO SB2821-D6 vs VIZIO SB3820-C6 review
The VIZIO SB2821-D6 vs VIZIO SB3820-C6 comparison proves that these soundbars have many common features. Based on our rating, SB2821-D6 has a total rating of 4.8 out of 10 versus 5.2 for SB3820-C6. The set of control buttons for competitors is the same and is: power, input, Bluetooth, volume down, volume up.
Audio features
Both soundbars have active amplification type. A significant difference between the units in the number of channels, the VIZIO SB2821-D6 has 2.1 versus 2.0 for the VIZIO SB3820-C6. Competitors do not have a built-in subwoofer. The VIZIO SB2821-D6 got our rating of 6 out of 10, and the VIZIO SB3820-C6 5 for its audio features and specs.
Streaming services
Soundbars do not have AirPlay support. Spotify support not implemented in both soundbars.
Connectivity
Both models do not have WI-FI support. Rivals from our review have Bluetooth support. The HDMI Audio Return Channel (ARC) does not support any one of these models. Both soundbars have a USB connector. For connectivity, the SB2821-D6 received a rating of 4/10 versus 6/10, respectively.
Features
App control is available for the SB3820-C6. None of the models under consideration have a built-in microphone. Soundbars do not have Multi-room support.
Multichannel surround
None of soundbars equipped with Dolby Atmos multichannel audio decoder. The soundbars do not support the surround sound technology DTS:X. For multichannel surround VIZIO SB2821-D6 got a rating of 5, and VIZIO SB3820-C6 4 out of 10.
Advantages VIZIO SB2821-D6 over VIZIO SB3820-C6
- Separate subwoofer in package
Advantages VIZIO SB3820-C6 over VIZIO SB2821-D6
- App control
Common
Product
Model
Brand
Reviews
General
Placement type
Connection to source
Soundbar buttons
Audio features
Built-in channels
Amplification type
Output power, W
Separate speaker (in package)
Separate speaker connections
Subwoofer
Built-in subwoofer
Separate subwoofer (in package)
Separate subwoofer connections
Streaming services
Apple Music (AirPlay)
Amazon Music
Spotify
Other streaming services
Connectivity
WI-FI
Bluetooth
Ethernet (RJ45)
NFC
HDMI input/output
HDMI ARC
HDMI eARC
HDMI CEC
Optical digital input/output
USB
Coaxial digital input/output
Analog audio input/output (RCA)
Headphone output
Subwoofer output
Features
Voice control
App control
Microphone
Remote control
Multi-room
Multichannel surround
Dolby Atmos
Dolby (other)
DTS:X
DTS (other)
Dimensions
Size (Wx H x D), cm/in
Weight, kg/pounds
Other
Release year
Soundbars SoundStrokes Art comparison rating
- 4.8VIZIO SB2821-D6
- 5.2VIZIO SB3820-C6
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