VIZIO SB2821-D6 vs VIZIO SB4451-C0

VIZIO SB2821-D6

VIZIO SB2821-D6 review

May 02, 2019

This is a great model if you need an all-in-one solution. It combines amazing modern design with high performance. This model supports such audio formats as Dolby Digital, DTS TruVolume, and DTS TruS...

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VIZIO SB4451-C0

VIZIO SB4451-C0 review

May 03, 2019

SB4451-C0 is an attempt to go way beyond a single universal soundbar. VIZIO wants to give us all the benefits of a home cinema but at the same time put it all in a compact wireless system. VIZIO SB44...

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Common

Product

VIZIO SB2821-D6
VIZIO SB4451-C0

Model

SB2821-D6
SB4451-C0

Brand

VIZIO
VIZIO

Rating

4.1 of 5
3.6 of 5

Reviews

614
86

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, input, Bluetooth, volume down, volume up

Audio features

Amplification type

active
active

Built-in channels

2.1
5.1

Supported channel quantity

2.1
5.1

Separate speaker (in package)

2

Separate speaker connections

wire

Subwoofer

Built-in subwoofer

Separate subwoofer (in package)

1
1

Separate subwoofer connections

wireless
wireless

Streaming services

Apple Music (AirPlay)

Google Play Music

Amazon Music

Spotify

Other streaming services

VIZIO SmartCast, Chromecast
VIZIO SmartCast

Connectivity

WI-FI

Bluetooth

Ethernet (RJ45)

HDMI input/output

1/0

HDMI ARC

1

Optical digital input/output

1
1

USB

1
1

Coaxial digital input/output

1/0
1/0

Analog audio input/output (RCA)

1/0
1/0

Headphone output

Subwoofer output

0
0

Features

Voice control

App control

Microphone

Remote control

Multi-room

Multichannel surround

Dolby Atmos

DTS:X

User manual

Manual

Dimensions

Size (H x W x D), cm/in

7.6 x 71.1 x 7.6/3 x 28 x 3
7.6 x 111.7 x 7.6/3 x 44 x 3

Weight, kg/pounds

1.3/3.8
4.5/10.8

Soundbars HelpToChoose comparison rating

  • better
  • worse
  • 8.8
  • 10.3
  • 8.8VIZIO SB2821-D6
  • 10.3VIZIO SB4451-C0

VIZIO SB4451-C0 is better soundbar in this comparison. Check VIZIO SB4451-C0 price