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Vizio S3821w-C0

Vizio S3821w-C0
alaScore 89

810 reviews

Mar, 2015

alaTest has collected and analyzed 810 reviews of Vizio S3821w-C0. The average rating for this product is 4.5/5, compared to an average rating of 4.2/5 for other Speakers for all reviews.

We analyzed user and expert ratings, product age and more factors. Compared to other Speakers the Vizio S3821w-C0 is awarded an overall alaScore™ of 89/100 = Very good quality.

Review analysis

(Based on 810 reviews)

User Reviews  

Showing 1 - 810 of 810 Show Reviews: in English

Consumer review by: ( review summary for Vizio S3821w-C0


alaTest has collected and analyzed 807 user reviews of Vizio S3821w-C0 from The average user rating for this product is 4.4/5, compared to an average user rating of 4.1/5 for other Speakers on

94% of the reviews on give this product a positive rating.

This summary is based on the product: VIZIO S3821w-C0 38-inch 2.1 Home Theater Sound Bar with Wireless Subwoofer

Mar, 2015

Consumer review by: afterword (

best buy


This was a Consumer Reports best buy, and it worked out for us. The sound is good and solid

No cons. So far so good

Mar, 2015

Consumer review by: Hans (

Simple but gets the job done


I decided to order this to pair with my Vizio LED tv, as the built-in speakers left a lot to be desired. The product came on time and it has all of the cable hookups. Opening up the package and install took 10 minutes; two power cables for the speaker...

Dec, 2014

Consumer review by: Bob (

Excellent sound ... EZ Set Up


Instead of the LED bars indicating the input source (which you need to memorize, it's not intuitive) , it would be better if it was a single digit LED (for example, 1 = Analog Audio #1, 2 = Analog Audio #1, 3 = Digital Audio #1, etc.)

Plenty of inputs ... 2 analog audio on, Bluetooth, Digital Optical ... using it as my primary speaker system for my cathedral ceiling great room. Hooked it up to an Airport Express for Airplay, my cable STB, and Bluetooth for phones and GoogleTV STB....

Bass (subwoofer) unit is a little large. Also, I have an FM radio antenna nearby , and it causes interference with off air FM radio. But, I think that is par for the course for a wireless Bass (Subwoofer) system. None of these are deal breakers ......

Nov, 2014