0 Compare LG 55UK7550PLA vs Samsung UE55RU7440 - DisplayDB

Premium subscription

Limited offer: $9.99 FREE

Subscription benefits:

  • Receive exclusive deals
  • Receive promo codes for monitors and TVs
  • Be the first to read our premium content

As Amazon associates we earn from qualifying purchases.

Comparison between LG 55UK7550PLA vs Samsung UE55RU7440

General Info
Model Number LG 55UK7550PLA Samsung UE55RU7440
Price
Type TV TV
Year 2018 2019
Brand LG Samsung
Model Series UK755 RU7440
Model Number 55UK7550PLA UE55RU7440
Alias UE55RU7440SXXN
UE55RU7449UXZG
Display
Screen Size Class 55" (inches) 55" (inches)
Diagonal Size 54.65 in
138.8 cm
1388 mm
4.55 ft
54.65 in
138.8 cm
1388 mm
4.55 ft
Screen Width 47.63 in
121 cm
1209.75 mm
3.97 ft
47.63 in
121 cm
1209.75 mm
3.97 ft
Screen Height 26.79 in
68 cm
680.483 mm
2.23 ft
26.79 in
68 cm
680.483 mm
2.23 ft
Display Type IPS VA
Display Bit Depth 10 bits (8 bits + FRC) 10 bits (8 bits + FRC)
Frame Rate Control Yes Yes
Max Number of Colors 1073741824 1073741824
Bits 30 30
Screen Aspect Ratio 16:9 16:9
Screen Resolution 3840 x 2160 3840 x 2160
Screen Pixel Pitch 0.315 mm 0.315 mm
Screen Pixel Density 81 ppi 81 ppi
Screen-to-Body Ratio 92.3 % 93.06 %
Backlight Source Edge LED Edge LED
DCI P3 90% 90%
Rec.2020 70
Screen Brightness 300 cd/m² 280 cd/m²
Max Screen Brightness 350 cd/m²
Static Screen Contrast 1400 : 1 5000 : 1
Screen Horizontal Viewing Angle 178 °
Screen Vertical Viewing Angle 178 °
Screen Input Lag 10 ms
Display Minimum Response Time 8 ms
Display Average Response Time 12 ms
Display Maximum Response Time 32 ms
HDR HDR10
HLG (Hybrid Log Gamma)
HDR10
HLG (Hybrid Log Gamma)
HDR10+
3D No No
Size, weight, color
Case Depth 2.52 in
6.4 cm
64 mm
0.21 ft
2.31 in
5.9 cm
58.6 mm
0.19 ft
Case Weight 16.1 kg
35 lbs
17.2 kg
38 lbs
Case Width with Stand 48.7 in
123.7 cm
1237 mm
4.06 ft
48.76 in
123.9 cm
1238.6 mm
4.06 ft
Case Height with Stand 31.26 in
79.4 cm
794 mm
2.6 ft
31.5 in
80 cm
800 mm
2.62 ft
Case Depth with Stand 9.76 in
24.8 cm
248 mm
0.81 ft
14.2 in
36.1 cm
360.6 mm
1.18 ft
Case Weight with Stand 17.6 kg
39 lbs
19.7 kg
43 lbs
Case Color Gray Silver
Hardware
CPU Cores 4 4
CPU Frequency 1200
GPU Cores 2
RAM Memory Size 1.5
Internal Storage 4
TV Tuner Analog (NTSC/PAL/SECAM)
DVB-T
DVB-T2
DVB-C
DVB-S
DVB-S2
DVB-T2 HD
Analog (NTSC/PAL/SECAM)
DVB-T
DVB-T2
DVB-C
DVB-S2
Built-in Camera No No
Network LAN
Wi-Fi
802.11a (IEEE 802.11a-1999)
802.11b (IEEE 802.11b-1999)
802.11g (IEEE 802.11g-2003)
802.11n (IEEE 802.11n-2009)
802.11n 5GHz
802.11ac (IEEE 802.11ac)
Bluetooth
Wi-Fi Direct
DLNA
LAN
Wi-Fi
802.11b (IEEE 802.11b-1999)
802.11g (IEEE 802.11g-2003)
802.11n (IEEE 802.11n-2009)
Bluetooth
Wi-Fi Direct
DLNA
Connectivity 4 x HDMI 2.0 (ARC; CEC)
1 x Satellite In (Main; F-type female)
1 x AV Component In (YPbPr + L/R)
1 x Antenna (RF) (female)
1 x Optical Audio Out
1 x AV Composite In (Video + L/R)
2 x USB 2.0
1 x CI+ 1.4
1 x Ethernet RJ45
3 x HDMI 2.0 (ARC; CEC)
1 x Satellite In (Main; F-type female)
1 x AV Component In (YPbPr + L/R)
1 x Antenna (RF) (female)
1 x Optical Audio Out
1 x AV Composite In (Video + L/R)
2 x USB 2.0
1 x CI+ 1.4
1 x Ethernet RJ45
Audio
Audio Speakers 2 x 10W 2 x 10W
Features
OS webOS 4.0 Tizen 5.0
Cool Features Clear Voice III
ULTRA Luminance
True Color Accuracy
Voice command
Dynamic Color
Nano Cell Display
Google Assistant
LG ThinQ AI
SIMPLINK (HDMI CEC)
Noise Reduction
Wide Color Gamut
HDCP (High-bandwidth Digital Content Protection) 2.2
Dynamic Tone Mapping
4K Active HDR
PVR
Local Dimming
4K Upscaler
Nano Cell Color
Auto Low Latency Mode
Contrast Enhancer
Light sensor
Dynamic Crystal Color
Game Mode (Auto Game Mode)
Voice command
Supreme UHD Dimming
Extended PVR
Digital Clean View
4K UHD Processor
UHD Upscaling
Google Assistant
Anynet+ (HDMI-CEC)
HDCP (High-bandwidth Digital Content Protection) 2.2
Ergonomics
Case Width 48.7 in
123.7 cm
1237 mm
4.06 ft
48.76 in
123.9 cm
1238.6 mm
4.06 ft
Case Height 28.39 in
72.1 cm
721 mm
2.37 ft
28.12 in
71.4 cm
714.2 mm
2.34 ft
Vesa Mount Support Yes Yes
VESA Interface Standard Size 300 x 300 200 x 200
Removable VESA Stand Yes Yes
Height Adjustment No No
Landscape or Portrait Pivot Support No No
Left or Right Swivel Support No No
Forward and Backward Tilt Support No No
Frequency and Interpolation
Vertical Digital Frequency 60 Hz 60 Hz
Screen Interpolation Technology TruMotion Picture Quality Index
Screen Interpolation Value 100 2000
Screen Interpolation Measurement Unit PPI PQI
Accessories
Extras Magic remote control - AN-MR18 Smart remote control - TM1990A
Certificates and Standards
Licenses ENERGY STAR
RoHS
UL/cUL
ENERGY STAR
RoHS
Usage and Storage Requirements
Safe Operating Temperature Level 0 °C - 40 °C
32 °F - 104 °F
Safe Operating Humidity Level 10 % - 80 %
Internal Storage Temperature -20 °C - 60 °C
-4 °F - 140 °F
Internal Storage Humidity 5 % - 85 %
LG 55UK7550PLA Samsung UE55RU7440