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Sony KDL-40BX400

alaTest has collected and analyzed 193 reviews of Sony KDL-40BX400. The average rating for this product is 4.5/5, compared to an average rating of 4.3/5 for other TVs for all reviews. Views about the price and design are overall positive. The sound and image quality also get good views. Many are critical about the color and reliability. Comments are divided on the size.

usability, image quality, sound, design, price

remote control, reliability, color

We analyzed user and expert ratings, product age and more factors. Compared to other TVs the Sony KDL-40BX400 is awarded an overall alaScore™ of 84/100 = Very good quality.

See all Sony TVs

Review analysis

(Based on 193 reviews)

1 expert reviews

User Reviews  

Showing 126 review(s)

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Showing 1 - 11 of 126 Show Reviews: in English | in other languages (67)

Consumer review by: ( review summary for Sony KDL-40BX400


alaTest has collected and analyzed 1 user review of Sony KDL-40BX400 from The average user rating for this product is 5.0/5, compared to an average user rating of 4.3/5 for other TVs on People really like the usability. The price also gets good opinions.

image quality, price, usability

100% of the reviews on give this product a positive rating.

This summary is based on the products: Sony KDL-40BX400 - 40" BRAVIA LCD TV - widescreen - 1080p (FullHD) - polished blackSony KDL-40BX400 - 40" BRAVIA LCD TV - widescreen - 1080p (FullHD) - polished black

Dec, 2017

Consumer review by: Confirmed purchaser (

Sony KDL-32BX400


Very pleased with choice of TV very good value for money

Oct, 2011

Consumer review by: Terry (

Sony KDL-32BX400


Great Picture quality, easy to use, really easy setup. SOUND QUALITY REASONABLE.

takes about a minute to come on from standby.

Aug, 2011

Consumer review by: Liz (

Sony KDL-32BX400


very pleased - an excellent television that was really easy to set up.


Aug, 2011

Consumer review by: Richard (

Sony KDL-32BX400


Easy to set up , good quality picture but people on screen appear very fat and wide.

No apparent method of changing the appearance (width) of people on screen without sacrificing the size of the screen itself.

Aug, 2011

Consumer review by: Michael (

Sony KDL-32BX400


Ease of use. Image Quality. Reputation

Can't see any at the moment

Aug, 2011

Consumer review by: Don (

Sony KDL-32BX400


Simlple for an 86 year old like me to use.

Aug, 2011

Consumer review by: Penny (

Sony KDL-32BX400


Picture quality is amazing, very sharp, vivid's as ligh as a feather to move around...e.asy to install etc

Sound quality could be better, but it's adequate

Aug, 2011

Consumer review by: tracie (

Sony KDL-32BX400


excellent picture quality,

sound not briliiant, freeview guide too small

Aug, 2011

Consumer review by: Confirmed purchaser (

Sony KDL-32BX400


What can I say, it's a tv. Surprised how light it was, easy to put on the stand, switched it on and away it went. Good picture and sound, very pleased with it.

None as yet.

Jul, 2011

Consumer review by: Glen (

Sony KDL-32BX400


Crystal clear picture quality slimline and easy to use instruction manual on screen

Haven't found any

Jul, 2011

Product Specifications


Audio system:B/G, D/K, I, L, NICAM / Dolby Plus / NICAM
Built-in speaker(s):Y
Built-in speakers: Yes
Number of loudspeakers:2
Number of Speakers:2
RMS rated power:20
Sound enhancement technology:Cinema/Music/Sport/Game


Digital Living Network Alliance (DLNA) certified:N
DLNA Certified: No
Plug and Play: Yes


Color of product:Black


24p: Yes
24p support:Y
3D compatibility: No
Aspect Ratio:16:9
Comb Filter:3D
Display Diagonal:32 / 40
Display Diagonal (metric):40.2
Display Resolution:1920 x 1080
HD type:Full HD
Noise reduction: Yes
Progressive Scan: Yes
Screen format adjustments:4:3, 14:9, Auto, Zoom
Supported graphics resolutions:1920 x 1080 (HD 1080)
Supported video modes:1080i, 1080p, 480p, 576i, 576p, 720p
Viewable size diagonal:31.5
Viewing angle, horizontal:178
Viewing angle, vertical:178

Energy Management

AC (power) in: Yes
AC input frequency:50/60
AC input voltage:220 - 240
Energy efficiency compliance:Unspecified
Power consumption (max):146
Power consumption (standby):0.19
Power consumption (typical):173 / 93


Placement supported:Vertical
VESA mounting:Y
VESA mounting interfaces:11.8 x 11.8 / 200 x 200

Management Features

Electronic Program Guide (EPG):Y
Electronic Programme Guide (EPG): Yes
Handheld remote control: Yes
Number of OSD languages:23
On Screen Display (OSD): Yes
On/Off timer:No / Yes
Picture-in-Picture:No / Yes
Sleep Timer: Yes
Smart modes:Cinema, Game, Photo, Sports, Standard, Vivid


Ethernet LAN:N
Ethernet LAN connection: No
Wi-Fi: No

Other Features

Backlight: Yes
Backlight type:CCFL
Package dimensions (WxDxH):35.7 x 7.36 x 2.28
Power Requirements:AC 120/240V, 60Hz
Signal input:1080p/720p/1080i/576p/576i/480p/480i
Sound output mode:Dynamic/Standard/Clear Voice
Speakers:2 x 10W
Stand-by LED: Yes

Packaging Data

Package depth:7.36 / 7.48
Package height:22.8 / 26.9
Package width:35.7 / 42.4


Card reader integrated: No
Child lock:No / Yes
Consumer Electronics Control (CEC):BRAVIA Sync
Game mode: Yes
Parental Control: Yes
Picture viewer: Yes
Teletext function: Yes

Ports & interfaces

CardBus PCMCIA slots quantity:1
Common interface (CI): Yes
Common interface Plus (CI+): Yes
Component video (YPbPr/YCbCr) in:1
Composite video in:1
Digital audio optical out:1
HDCP:No / Yes
HDMI ports quantity:4
Headphone connectivity:3.5 mm
Headphone outputs:1
Number of AV connections:1
PC Audio in: Yes
PC in (D-Sub): Yes
RF ports quantity:1
S-Video in:1
S-Video inputs quantity:1
SCART ports quantity:2
USB 2.0 ports quantity:1


AC (power) in:Y
AC input frequency:50/60
AC input voltage:220 - 240
Energy efficiency class:Unspecified
Power consumption (max):146
Power consumption (standby):0.19
Power consumption (typical):173 / 93

Smart TV

Internet TV: No

TV Tuner

Analog signal format system:NTSC 3.58, NTSC 4.43, PAL, SECAM / PAL
Auto channel search: Yes
Digital signal format system:DVB-C, DVB-T / DVB-T
Supported TV bands:CATV, Hyperband, UHF, VHF
Tuner Type:Analog & digital

Weight & Dimensions

Depth:3.78 / 3.9
Depth (with stand):8.66 / 9.84
Height:19.6 / 23.5
Height (with stand):20.9 / 25
Weight:20.3 / 479.7
Weight with stand:23.6 / 550.3
Width:31.7 / 39.2
Width (with stand):31.7 / 39.2