Visit our Business Solutions website >>

Sony CMT-S20/CMT-S20B

alaTest has collected and analyzed 1212 reviews of Sony CMT-S20/CMT-S20B. The average rating for this product is 4.1/5, compared to an average rating of 4.1/5 for other Audio Systems for all reviews. Reviews about the reliability and design are on the whole positive. The size and price are also appreciated.

usability, price, size, design, reliability

We analyzed user and expert ratings, product age and more factors. Compared to other Audio Systems the Sony CMT-S20/CMT-S20B is awarded an overall alaScore™ of 86/100 = Very good quality.

Review analysis

(Based on 1212 reviews)

1 expert reviews

User Reviews  

Showing 678 review(s)

Expert Reviews User Reviews


Below is a list of reviews for this or similar products. If you think this grouping is wrong please click here to flag.
Read more on our FAQ’s page.
Showing 1 - 319 of 678 Show Reviews: in English | in other languages (534)

Consumer review ( review summary for Sony CMT-S20/CMT-S20B


alaTest has collected and analyzed 309 user reviews of Sony CMT-S20/CMT-S20B from The average user rating for this product is 4.0/5, compared to an average user rating of 4.2/5 for other Audio Systems on Reviewers really like the reliability and design. The size and usability also get good feedback.

price, usability, size, design, reliability

85% of the reviews on give this product a positive rating.

This summary is based on the products: Sony CMTS20B All-in-One Audio System with DABSony CMTS20B All-in-One Audio System with DAB

Dec, 2018

Expert review by (

Sony CMT-S20B review

  (Rating Hidden)

The Sony CMT-S20B micro hi-fi system includes CD player, DAB and FM radio. You can connect an iPod or iPhone via the aux input, or other devices using the USB port. Our Which? tests reveal that you can't turn it up very loud without causing distortion,...

Sep, 2013

Consumer review (

Sony CMT-S20B


(1) Every time you switch on, it tries to play a CD, even if there isn't one. It makes an annoying whirring sound. If it finds no CD, it tunes to a random DAB station - see 2 - but with no sound, even if volume is above Min. (2) If you switch off while...

Oct, 2016

Consumer review (

Sony CMT-S20B



Not the easiest thing to sort, not clear when on or off because lights on front too dim.

Sep, 2016

Consumer review (

Sony CMT-S20B


Its appearance, value for money and sound quality


Aug, 2016

Consumer review (

Great value


" Great value system purchased for my elderly mum to listen to audio books. Picked it because it plays MP3 Audio CDs from the library and because it is simple to use. My mum is delighted with it and if I wanted a compact hi-fi I would buy one myself. "

Aug, 2016

Consumer review (

Sony CMT-S20B


It's got a beautiful round sound and does exactly what I bought it for.

Jul, 2016

Consumer review (

Sony CMT-S20B


Had two - both faulty. Instructions obviously translated from Japanese - by a Japanese!

Jul, 2016

Consumer review (

Easy to use Sony


" bought this for everyday use. I have also ran another set of speakers (through a splitter) to outside for the BBQ. USB stick works great and you can switch folders. DAB+ is great and never drops a signal like some i have tried. normal running is...

Jun, 2016

Consumer review (

Sony CMT-S20B


Its neat and compact

Wires not long enough

Jun, 2016

Consumer review (



" Perfect for our requirements. Good price. Good product. "

Jun, 2016

Product Specifications


Cassette deck: No
Colour of product:Black, Silver
Optical disc player: Yes
Type:Micro set


Equalizer: Yes
Equalizer bands quantity:5


Audio amplifier: Yes
Number of loudspeakers:2
RMS rated power:10

Other features

FM radio: Yes

Packaging Content

Handheld remote control: Yes


Audio formats supported:MP3, WMA
Card reader integrated: Yes
Compatible memory cards:MicroSD (TransFlash)
MP3 Playback: Yes
Playback disc formats:CD audio

Ports & interfaces

Apple docking compatibility: No
USB 2.0 ports quantity:1


AC input frequency:50/60
AC input voltage:110-240
Power Consumption (Standby):0.5
Power consumption (typical):18
Power Source:AC


Radio Data System (RDS): Yes
Supported radio bands:DAB, DAB+
Tuner type:Digital

Technical Details

CD Player:

Weight & Dimensions

Front speaker depth:12.7
Front speaker height:24
Front speaker width:14.8
Height :13.2
Speaker weight (with stand):1.2