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Vizio S4251W-B4

Vizio S4251W-B4
alaScore 91

173 reviews

Nov, 2015

alaTest has collected and analyzed 173 reviews of Vizio S4251W-B4. The average rating for this product is 4.6/5, compared to an average rating of 4.1/5 for other Home Theater Systems for all reviews. People are impressed by the reliability and design. The price and usability are also appreciated. Many are negative about the size.

usability, price, design, reliability


We analyzed user and expert ratings, product age and more factors. Compared to other Home Theater Systems the Vizio S4251W-B4 is awarded an overall alaScore™ of 91/100 = Excellent quality.

Review analysis

(Based on 173 reviews)

Expert Reviews  

User Reviews  

Showing 173 review(s)

Expert Reviews User Reviews


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Showing 1 - 10 of 173 Show Reviews: in English

Expert review by: Caleb Denison (

Vizio S4251W-B4 Review


Until recently, sound bars have remained a frustrating audio category dominated by extremes. On one end of the spectrum, you had your inexpensive sound bars which barely performed well enough to best most built-in TV speakers. On the other, you had...

Remarkable sound quality for the money ; LCD display on remote ; Comprehensive channel controls ; Wireless subwoofer and surround signal delivery ; Multiple inputs

Short surround speaker wires ; Sub doesn’t get incredibly deep ; Volume control moves in large increments

Vizio’s S4251W-B4 delivers the sort of features and control that users have been longed after for years now, and does it with style, finesse and surprisingly good audio quality.

May, 2013

Expert review by: Chris Burns (

VIZIO S4251w 5.1 Sound Bar Review


This week we've had a peek at the soon-to-market VIZIO S4251w 5.1 Sound Bar, a speaker unit that comes packaged with a wireless subwoofer, two satellite speakers, and the ability to connect wirelessly (or wired) to your HDTV. While several different...

This system delivers the best of what your HDTV, stereo, or any other sound-blasting device is capable of. The VIZIO S4251w 5.1 Sound Bar system delivers an immersive sound experience that's not just good for the relatively inexpensive package it's...

May, 2013

Expert review by: (

Vizio S4251w-B4


The included wireless rear speakers provide dimension to the otherwise limited sound field of standard sound bars. Sound quality is good, especially for movies and TV. "It's not quite a no-compromise sound bar," writes CNET's Matthew Moskovciak, "but...

Minimal wire clutter, Built-in Bluetooth, True surround sound

May block TV sensor, No signal repeater/pass-through

Aug, 2013

Expert review by: (

Vizio S4251w-B4 5.1 Channel Sound Bar Home Theater System - Review


I found that the Vizio S4251w-B4 5.1 Channel Home Theater System delivered a very good surround sound listening experience, with a prominent center channel and good left/right channel image.

May, 2013

Consumer review by: Hulk (



Clean sound, great price!! Vizio makes great quality products!

Nov, 2015

Consumer review by: ANashTy (

Fantastic System


Absolutely zero complaints. Surround sound from a sound bar - wonderful. Super easy set up, as well.

Nov, 2015

Consumer review by: Zach (

Excellent Sound Bar


Sound quality is excellent. This sound bar is a great bang for the buck!

Oct, 2015

Consumer review by: ZoesPal871 (

Great sound system for the price!


The Vizio sound bar system has really a surprisingly great sound quality, so glad we purchased it, for the money it can't be beat, would highly recommend this system.

Oct, 2015

Consumer review by: Kopite (

Great sound, easy set-up


I bought this soundbar for a TV in the bedroom. Very good sound and easy set-up makes this a great buy if space is limited or you don't need a full sound system. The subwoofer connected flawlessly and the remote is simple enough that it makes...

Sep, 2015

Consumer review by: freeloader (

sounds an works great


Would put in each room cause of how it preform and does with rich sounds

Sep, 2015