LG 49LJ5100 vs Sony KD55X750F

LG 49LJ5100
vs
Sony KD55X750F

I had a chance to test and compare two models: LG 49LJ5100 vs Sony KD55X750F and this review should help people who are looking for a good TV. A noticeable difference when comparing the two models is the screen size, which is 49 inches for the 49LJ5100 and 55 inches for the KD55X750F. The 49LJ5100 from series LJ5100, but the opponent belongs to series X750F. The series LG 49LJ5100 has 49 inches diagonals, but in the case of KD55X750F only 43, 39, 55, 65 diagonals are possible.

Display

The 4K/UHD video playback is implemented only in KD55X750F. Rivals work well with Full HD video. The 49LJ5100 has IPS display, while the KD55X750F has LCD display. The refresh rate is equal for these TVs - 60. Unfortunately, none of the devices supports 3D video playback.

Audio

Both units work well with stereo audio format. Speakers with a power of 10W are installed in 49LJ5100, but in 49LJ5100 has speakers with a power of 20W. None of the TVs in this comparison have Dolby Atmos support.

Dimensions

The LG 49LJ5100 has a width of 110.74/43.59 cm/in, compared with a width of 124.2/48.9 cm/in for Sony KD55X750F. The LG 49LJ5100 has a height of 65.8/25.9 cm/in, compared with a height of 78.4/30.87 cm/in for Sony KD55X750F. The LG 49LJ5100 has a depth of 8.1/3.18 cm/inches, compared with a depth of 35.6/14.02 cm/in for Sony KD55X750F.

Connections

The 49LJ5100 can operate 2 HDMI connectors, whille the KD55X750F has 4 HDMIs. There are 1 USB ports available on the LG 49LJ5100, but Sony KD55X750F has 3 USB ports. The Wi-Fi protocol is implemented only in KD55X750F.

Ergonomics

VESA wall mount options are different and are 300 x 300 vs 200 x 200, respectively considered model.

Streaming

The KD55X750F has a built-in Netflix servise.

Features

Only the KD55X750F can be considered as a Smart TV. The Local Dimming feature is not supported by the display type of both models. A voice control via Amazon Alexa is implemented in Sony KD55X750F.

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Rating 5 5

Common

Product

LG 49LJ5100
Sony KD55X750F

Model

49LJ5100
KD55X750F

Brand

LG
Sony

Reviews

31
144

General

Series

LJ5100
X750F

Screen sizes in series

49
43, 39, 55, 65

Display

Screen size, inch

49
55

4K/UHD

Full HD

Resolution, pixels

1920 x 1080
3840 x 2160

Display type

IPS
LCD

Screen design

flat
flat

Display width, cm/in

107.29/42.24
120.97/47.62

Display height, cm/in

60.35/23.76
68.04/26.79

Display area, %

88.86
91.93

Display colors

16.7 million
1.07 billion

Refresh rate, Hz

60
60

Aspect ratio

16:9
16:9

High dynamic range (HDR)

HDR10

3D

3D

2D to 3D

has not
has not

Video file formats

AVI

WMV

MP4

MOV

Other

3GPP, MKV, TS, M2TS
MKV, ASF, VOB

Video file codecs

DivX

H.265

H.264

H.263

MPEG-4

Other

QuickTime, VC-1, VP9, Flash Video
Flash Video, VC-1, VP7, VP8, VP9

Viewing angles

Horizontal, degrees

178
178

Vertical, degrees

178
178

Audio

Speakers

stereo
stereo

Speakers power, W

10
20

Dolby atmos

Dolby surround

DTS decoder

Audio file formats

MP3

WMA

WAV

AAC

AC3

FLAC

OGG

Other

LPCM, RealAudio, aptX, HE-AAC
APE, AIFF, ALAC, MIDI

Dimensions, weight and color

Colors

black
black

Width, cm/in

110.74/43.59
124.2/48.9

Height, cm/in

65.8/25.9
78.4/30.87

Depth, cm/in

8.1/3.18
35.6/14.02

Weight, kg/lbs

10.6/23.37
17.4/37.4

Width with stand, cm/in

110.74/43.59
124.2/48.9

Height with stand, cm/in

69.6/27.4
72.1/28.39

Depth with stand, cm/in

20.8/8.18
3.15/3.15

Weight with stand, kg/lbs

10.9/24.1
16.2/35.2

Connections

HDMI

2
4

USB

1
3

Component video input

1
1

Composite video input

1
1

VGA input

0
0

Optical digital audio output (S/PDIF)

1
1

Analog audio output (3.5 mm)

0
1

Ethernet (RJ45)

0
1

Wi-Fi

Wi-Fi 5GHz

Bluetooth

TV tuner

Analog

Digital

Ergonomics

VESA mount

VESA interface

300 x 300
200 x 200

Removable stand

Landscape/Portrait pivot

Accessories

Camera

Microphone

Internet movie streaming

Netflix

Hulu

Amazon video

HBO

Other

has not
Vudu, YouTube

Features

Remote control

Smart TV

Local dimming

Bluetooth audio streaming

Voice remote

Picture in picture

MHL-compatible

Parental control

Artificial Intelligence

Google assistant

Amazon alexa compatible

Mobile features

Mobile App

Recording features

Digital recording

Watch and record

Panel

Panel technology

Motionflow XR

Backlight technology

Direct LED
Direct LED

Manufacturer

LG Display

Native refresh rate, Hz

60
240

Panel bit depth, bits

8
10

Pixel pitch, cm/in

0.055/0.022
0.0315/0.0124

Pixel density, ppi

46
81

Processor

Model

Quad-core

Operating system

Operating system

Android 8.0

Power

Power supply, V

100 - 120
100 - 120

Typical power consumption, W

65

Maximum power consumption, W

180

Standby power consumption, W

0.5
0.5

User manual

Manual

TVs AVinfoHUB comparison rating

  • better
  • worse
  • 11.9
  • 27.1
  • 11.9LG 49LJ5100
  • 27.1Sony KD55X750F

The Sony KD55X750F is better TV in this comparison. Check Sony KD55X750F price