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Samsung UE55KU6400

alaTest has collected and analyzed 272 reviews of Samsung UE55KU6400. 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. People really like the size and price. The sound and usability are also mentioned favorably, whereas there are some less positive reviews about the reliability and durability.

image quality, usability, sound, price, size

durability, reliability

We analyzed user and expert ratings, product age and more factors. Compared to other TVs the Samsung UE55KU6400 is awarded an overall alaScore™ of 90/100 = Excellent quality.

See all Samsung TVs

Review analysis

(Based on 272 reviews)

Expert Reviews  

User Reviews  

Showing 158 review(s)

Expert Reviews User Reviews


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Showing 1 - 11 of 158 Show Reviews: in English | in other languages (114)

Consumer review ( review summary for Samsung UE55KU6400


alaTest has collected and analyzed 1 user review of Samsung UE55KU6400 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

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

This summary is based on the products: Samsung UE55KU6400 55-inch 4K Ultra HD Smart TVSamsung UE55KU6400 55-inch 4K Ultra HD Smart TV

Jun, 2018

Expert review by (

Samsung UE55KU6400 review

  (Rating Hidden)

Premium features at a pocket-friendly price are often too good to be true. But with everything from Freesat to 4K HDR, the Samsung UE55KU6400 seems to have just that. Find out whether it's a false economy or the complete package in our expert Samsung...

Aug, 2016

Consumer review (

Brilliant TV!


I have owned this television for over a year now and its been great, brilliant picture and a large amount of setting to customise the experience to your needs, whether it be gaming or movies. *As a gamer i would recommend this TV for its crisp HDR...

Feb, 2018

Consumer review (

Very good product


bought this item and i have found it to be better than i thought it would would recommend this as it offers good choices to use it

Sep, 2017

Consumer review (

Samsung UE55KU6400


Cutting edge design. Great remotes.

Stand is a little tricky to set up on such a big TV.

Jul, 2017

Consumer review (

Samsung UE55KU6400



Stand is fine and works but would have preferred something slightly more robust if i was nitpicking.

Jun, 2017

Consumer review (



I Bought this in september 2016, fantastic picture quality,very pleased with this purchase, samsung is a quality item but still prefer using a sound bar instead of tv speakers, overall great purchase.

Jun, 2017

Consumer review (



Bargain! The T.V itself is stunning and the picture quality is amazing. Its the best buy I've had in a long time. Fantastic value for money with my very account.

May, 2017

Consumer review (

Great features


Great vaule for money, partner loves it as was brought as gift

May, 2017

Consumer review (

Great TV


i bought this a few days ago and i am already very happy with it, have netflix in 4k on it and its great. You will not be disappointed if you buy this.

May, 2017

Consumer review (

Great picture,Especially in 4k .Good sound output A***


Great TV ,Very easy to set up via Samsung guide,Very happy with purchase.Highly recommend .Great value for money.Have a Sony 4k TV and this is such better quality .

May, 2017

Product Specifications


Audio decoders:DTS / DTS,Dolby Digital
Audio decoding technologies:Dolby Digital Plus
Built-in audio decoders:DTS / DTS, Dolby Digital
Built-in speaker(s):Y
Built-in speakers: Yes
Number of loudspeakers:2
Number of Speakers:2
RMS rated power:20


Digital Living Network Alliance (DLNA) certified:Y
DLNA Certified: Yes


Color of product:Silver
LED Indicators:Power / Yes


3D compatibility: No
Aspect Ratio:16:9
Display Diagonal:55
Display Diagonal (metric):54.3
Display Resolution:3840 x 2160
Display Technology:LED
Dynamic contrast ratio marketing name:Mega Contrast
HD type:4K Ultra HD
Motion interpolation frequency:120
Motion interpolation technology:PQI (Picture Quality Index) / PQI (Picture Quality Index) 1500
Noise reduction: Yes
PQI (Picture Quality Index):1500
Screen shape:Flat
Supported graphics resolutions:3840 x 2160
Supported video modes:2160p

Energy Management

AC input frequency:50/60
AC input voltage:220 - 240
Annual Energy Consumption:154
Energy efficiency compliance:A
Power consumption (max):170
Power consumption (standby):0.3
Power consumption (typical):111


On/Off switch: Yes
VESA mounting:Y

Management Features

Auto power off: Yes
ECO mode: Yes
Electronic Program Guide (EPG):Y
Electronic Programme Guide (EPG): Yes
Firmware upgradeable: Yes
Number of OSD languages:27
On Screen Display (OSD): Yes
Picture-in-Picture: Yes

Management features

Firmware upgradeable via:USB


Bluetooth: Yes
Browsing: Yes
Ethernet LAN:Y
Ethernet LAN connection: Yes
Wi-Fi: Yes
Wi-Fi Direct: Yes
Wi-Fi ready:Y
WLAN-ready: Yes

Other features

Dimming type:UHD Dimming

Other Features

Package weight:56.4

Packaging Content

Batteries included: Yes
Cables included:AC / AC, LAN (RJ-45)
Desktop stand: Yes
Handheld remote control: Yes
Manual: Yes
Mounting kit: Yes
Remote Control Type:TM1640A

Packaging Data

Package depth:6.18
Package height:32
Package weight:56.4
Package width:58.5


Audio formats supported:AAC, AIFF, ALAC, APE, FLAC, M4A, MID, MIDI, MP3, MPA, OGG, WAV, WMA
Channel list copy function:Y
Extended PVR: Yes
Game mode: Yes
High Dynamic Range Imaging (HDRI):Y
Image formats supported:BMP, JPEG XR, JPG, MPO, PNG
Local dimming: Yes
Processor cores:4
Subtitle formats supported:ASS, MKV, PSB, SMI, SRT, SSA, SUB, TTXT, TXT
Subtitles function: Yes
Video compression format:3GP, ASF, AVI, DIVX, FLV, M2TS, MKV, MOV, MP4, MPEG, MTS, SVI, TP, TRP, TS, VOB, VRO

Ports & interfaces

Audio Return Channel (ARC): Yes
Common interface (CI): Yes
Common interface Plus (CI+): Yes
Common interface Plus (CI+) version:1.3
Component video (YPbPr/YCbCr) in:1
Composite video in:1
Consumer Electronics Control (CEC):Anynet+
Digital audio optical out:1
DVI port: No
Ethernet LAN (RJ-45) ports:1
Ethernet LAN (RJ-45) ports quantity:1
HDMI ports quantity:3
PC in (D-Sub): No
RF ports quantity:1 / 2
USB 2.0 ports quantity:2


AC input frequency:50/60
AC input voltage:220 - 240
Annual Energy Consumption:154
Energy efficiency class:A
Power consumption (max):170
Power consumption (standby):0.3
Power consumption (typical):111

Smart TV

Hybrid Broadcast Broadband TV (HbbTV):Y
Internet TV: Yes
Operating system installed:Tizen
Screen mirroring:Y
Smart TV: Yes
Timeshift: Yes
Video on Demand (VOD) support:Y

Technical Details

Dolby technologies:DTS, Dolby Digital Plus
LED backlight: Yes
RF input:1 / 2
Stand depth:13.1
Wireless Technology:Internet

TV Tuner

Auto channel search: Yes
Digital signal format system:DVB-C, DVB-S2, DVB-T, DVB-T2 / DVB-C, DVB-S2, DVB-T2
Tuner Type:Analog & digital

Weight & Dimensions

Depth (with stand):11.7 / 13.1
Height (with stand):30.7 / 31
Package depth:6.18
Package height:32
Package weight:56.4
Package width:58.5
Weight with stand:43.2
Width (with stand):48.7