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Sony KDL40RE453BU 40" Full HD Smart TV Black LED TV

alaTest has collected and analyzed 37 reviews of Sony KDL40RE453BU 40" Full HD Smart TV Black LED TV. The average rating for this product is 4.5/5, compared to an average rating of 4.3/5 for other products in the same category for all reviews. Reviewers are impressed by the design and sound. The price and usability are also appreciated. Many are critical about the reliability and remote control.

image quality, usability, price, sound, design

remote control, reliability

We analyzed user and expert ratings, product age and more factors. Compared to other products in the same category the Sony KDL40RE453BU 40" Full HD Smart TV Black LED TV is awarded an overall alaScore™ of 89/100 = Very good quality.

See all Sony TVs

Review analysis

(Based on 37 reviews)

User Reviews  

Showing 37 review(s)

Expert Reviews User Reviews


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Showing 1 - 10 of 37 Show Reviews: in English

Consumer review (

Great non smart TV


The choice of 40 inch TVs is now very restricted and we didn't want bigger. Smart TVs have issues regarding the browser software and apps not being upgradable. We already have smarter devices connected so this non smart TV is adequate. We didn't want...

Jun, 2018

Consumer review (

Not happy


Fake smart tv not what's described not worth the money at all very sad as it's ment to be Sony

May, 2018

Consumer review (

Excellent tv


Bought to replace smaller tv in lounge Perfect for what we need Good clear picture and crisp sound Also looks good as piece of furniture

May, 2018

Consumer review (

Good TV


Easy to set up but guide was confusing when deciding what features were going to be used.

Apr, 2018

Consumer review (

Great Picture Quality


The Tv and it's features are superb it is very well made and looks great however my previous Sony Tv had far better speakers than this new one I'm having to use my sound bar during all my viewing.

Apr, 2018

Consumer review (



The picture is clear and the colour brilliant. Wonderful value for money. Easy to set up too.

Apr, 2018

Consumer review (

Great Features


This is the third Sony TV I have purchased and have been more than happy with each one.

Apr, 2018

Consumer review (

Lovely picture quality and sound


I bought this TV for my kitchen wall after having it re decorated. It replaces a small TV. So glad I bought it, it looks lovely on the wall, perfect, lovely picture and sound. Be careful when buying the wall bracket, as we tried two before we found the...

Apr, 2018

Consumer review (

Excellent model for the purpose intended.


Brought for a relative who is elderly and lives alone, easy to set up on stand, worked first time out of the box, usual control interface and remote, same as old TV, so great product and no faff.

Mar, 2018

Consumer review (

Excellent Quality!


I tried another brand of tv but nothing comperes to the quality of my Sony tv, I quickly exchanged for a Sony 40”, so easy to set up, with other brands we had lost channels but now we have them back, plenty of connection sockets, and amazing picture...

Feb, 2018

Product Specifications


Audio decoders:Dolby Digital
Audio decoding technologies:Dolby Digital Pulse
Built-in speaker(s):Y
Number of Speakers:2
RMS rated power:10


Digital Living Network Alliance (DLNA) certified:N
Energy Star certified:N


Cable management:Y
Color of product:Black
LED Indicators:Stand-by
On/Off switch:Y
Product color:Black
VESA mounting:Y
VESA mounting interfaces:100 x 200
Year of production:2017


Aspect Ratio:16:9
Display Diagonal:40
Display Diagonal (metric):39.9
Display Resolution:1920 x 1080
Display Technology:LED
HD type:Full HD
High frequency rate:50
LED backlighting type:Edge-LED
Motion interpolation frequency:400
Motion interpolation technology:Motionflow XR
Screen shape:Flat


On/Off switch:Y
VESA mounting:Y
VESA mounting interfaces:100 x 200

Management Features

Sleep Timer:Y


Ethernet LAN:Y

Packaging Content

Batteries included:Y
Cables included:AC
Handheld remote control:Y
Quick start guide:Y

Packaging Data

Package depth:6.14
Package height:25
Package weight:2.65
Package width:39.6


High Dynamic Range Imaging (HDRI):Y
Teletext function:Y
USB recording:Y

Ports & interfaces

Audio Return Channel (ARC):Y
Common interface (CI):N
Common interface Plus (CI+):Y
DVI port:N
Ethernet LAN (RJ-45) ports:1
HDMI ports quantity:2
Headphone outputs:1
Mobile High-Definition Link (MHL):N
PC in (D-Sub):N
RF ports quantity:1
SCART ports quantity:1
USB 2.0 ports quantity:2


Annual Energy Consumption:70
Energy efficiency class:A+
Power consumption (standby):0.5
Power consumption (typical):48

Smart TV

Operating system installed:Linux
Smart TV:Y

TV Tuner

Analog signal format system:PAL I,SECAM B/G,SECAM D/K
Digital signal format system:DVB-T,DVB-T2
Tuner Type:Analog & digital

Weight & Dimensions

Depth (with stand):8.19
Height (with stand):23.3
Weight with stand:19.2
Width (with stand):35.8