Nov 22, 2019
If for once you believed that SB3851-C0 was the best of Vizio's soundbar speaker system, then you probably have not seen the VIZIO SB3821-C6 review. Other than the room-filling sound from the wireles...
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VIZIO SB3821-C6 vs Vizio V21-H8
VIZIO and Vizio
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Common
Product
VIZIO SB3821-C6
Vizio V21-H8
Model
SB3821-C6
V21-H8
Brand
VIZIO
Vizio
Reviews
8357
21
General
Placement type
table-top, wall-mountable
table-top, wall-mountable
Connection to source
wired, wireless
wired, wireless
Soundbar buttons
power, input, Bluetooth, volume down, volume up
power, volume down, volume up, source, Bluetooth
Audio features
Built-in channels
2.1
2.1
Amplification type
active
active
Output power, W
Separate speaker (in package)
0
0
Separate speaker connections
has not
wired, wireless
Subwoofer
Built-in subwoofer
Separate subwoofer (in package)
Separate subwoofer connections
wireless
wired, wireless
Streaming services
Apple Music (AirPlay)
Amazon Music
Spotify
Other streaming services
has not
has not
Connectivity
WI-FI
Bluetooth
Ethernet (RJ45)
0
0
NFC
HDMI input/output
0/0
0/1
HDMI ARC
HDMI eARC
HDMI CEC
Optical digital input/output
1/0
1/0
USB
1 (USB 2.0)
1 (USB 2.0)
Coaxial digital input/output
1/0
0/0
Analog audio input/output (RCA)
1/0
1/0
Headphone output
0
0
Subwoofer output
0
0
Features
Voice control
Amazon Alexa, Google Assistant, Siri
App control
Microphone
Remote control
Multi-room
Multichannel surround
Dolby Atmos
Dolby (other)
Dolby Digital
Dolby Digital
DTS:X
DTS (other)
DTS TruSurround
DTS Virtual:X
Dimensions
Size (Wx H x D), cm/in
96.5 x 7.6 x 7.6/38 x 3 x 3
100 x 27.4 x 37.6/39 x 11 x 15
Weight, kg/pounds
2.6/5.8
2/5
Other
Release year
2015
2020
Soundbars CHooseratoR comparison rating
- 4.5VIZIO SB3821-C6
- 5.5Vizio V21-H8
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