0 Compare LG OLED65GX9LA vs Samsung UE55MU6400 - 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 OLED65GX9LA vs Samsung UE55MU6400

General Info
Model Number LG OLED65GX9LA Samsung UE55MU6400
Price
Type TV TV
Year 2020 2017
Brand LG Samsung
Model Series GX MU6400
Model Number OLED65GX9LA UE55MU6400
Alias UE55MU6402
UE55MU6409
Display
Screen Size Class 65" (inches) 55" (inches)
Diagonal Size 64.53 in
163.9 cm
1639 mm
5.38 ft
54.65 in
138.8 cm
1388 mm
4.55 ft
Screen Width 56.24 in
142.8 cm
1428.48 mm
4.69 ft
47.63 in
121 cm
1209.75 mm
3.97 ft
Screen Height 31.63 in
80.4 cm
803.52 mm
2.64 ft
26.79 in
68 cm
680.483 mm
2.23 ft
Display Manufacturer LG Display AU Optronics
BOE
Display Type OLED VA, ADS
Display Bit Depth 10 bits 10 bits (8 bits + FRC)
Frame Rate Control No 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 0.372 mm 0.315 mm
Screen Pixel Density 68 ppi 81 ppi
Screen-to-Body Ratio 95.64 % 93.2 %
Backlight Source Edge LED
DCI P3 90%
Rec.2020 65
Screen Brightness 320 cd/m²
Static Screen Contrast 1000 : 1
Screen Horizontal Viewing Angle 178 ° 178 °
Screen Vertical Viewing Angle 178 ° 178 °
Screen Input Lag 18 ms
HDR Dolby Vision
HDR10 Pro
HLG (Hybrid Log Gamma)
Dolby Vision IQ
HDR
HLG (Hybrid Log Gamma)
3D No No
Size, weight, color
Case Depth 7.83 in
19.9 cm
199 mm
0.65 ft
2.16 in
5.5 cm
54.8 mm
0.18 ft
Case Weight 29 kg
64 lbs
16.9 kg
37 lbs
Case Width with Stand 56.93 in
144.6 cm
1446 mm
4.74 ft
48.63 in
123.5 cm
1235.2 mm
4.05 ft
Case Height with Stand 34.96 in
88.8 cm
888 mm
2.91 ft
30.86 in
78.4 cm
783.9 mm
2.57 ft
Case Depth with Stand 11.18 in
28.4 cm
284 mm
0.93 ft
13.16 in
33.4 cm
334.3 mm
1.1 ft
Case Weight with Stand 29.8 kg
66 lbs
19 kg
42 lbs
Case Color Black Silver
Hardware
CPU Cores 4 4
GPU Cores 2
TV Tuner Analog (NTSC/PAL/SECAM)
DVB-T
DVB-T2
DVB-C
DVB-S
DVB-S2
Analog (NTSC/PAL/SECAM)
DVB-T
DVB-C
DVB-S
DVB-T2
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)
Wi-Fi Direct
DLNA
Bluetooth 5.0
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
Bluetooth
Wi-Fi Direct
DLNA
Connectivity 3 x HDMI 2.1 (CEC)
1 x HDMI 2.1 (CEC; eARC)
1 x IR Out
1 x Satellite In (Sub; F-type female)
1 x 3.5 mm Audio Out
1 x Optical Audio Out
1 x Satellite In (Main; F-type female)
3 x USB 2.0
1 x Antenna (RF)
1 x Ethernet RJ45
1 x CI+ 1.4
3 x HDMI 2.0 (ARC; CEC)
1 x Satellite In (Main; F-type female)
1 x Video Component In 3.5 mm jack
1 x Antenna (RF) (female)
1 x Optical Audio Out
1 x AV Composite In 3.5 mm jack
2 x USB 2.0
1 x CI+ 1.3
1 x Ethernet RJ45
Audio
Audio Speakers 4 x 10W 2 x 10W
Built-in Subwoofer 2 x 10
Features
OS webOS 5.0 Tizen 3.0
Cool Features LG ThinQ AI
PVR
HDR Dynamic Tone Mapping Pro
Image Processor - α9 Gen 3 AI Processor 4K
Image Enhancing on SQM
Advanced Contrast Enhancer
Frequency Based Sharpness Enhancer
Filmmaker Mode
HDR Gaming Interest Group (HGiG)
ULTRA Luminance Pro
Google Assistant
AI 4K Upscaler
OLED Motion Pro
Perfect Color
Auto Genre Selection
AI Picture Pro
AMD FreeSync technology
Face Enhancing
Autocalibration (CalMAN) with access to LUT level
Perfect Viewing Angle
Hands-Free Voice Control
Alexa
Perfect Black Panel
Intelligent Voice Recognition
True Color Accuracy Pro
Home Dashboard
NVIDIA G-SYNC Compatible
AI Brightness Control
4-step noise reduction
Cinema HDR
Apple AirPlay 2
Advanced Color Enhancer
Apple HomeKit
Pixel Level Dimming
Auto Motion Plus
Extended PVR
Light sensor
UHD Dimming
Mega Contrast
HDCP (High-bandwidth Digital Content Protection) 2.2
Anynet+ (HDMI-CEC)
UHD Upscaling
Active Crystal Color
Voice command
Extra Features Gallery Design
Ergonomics
Case Width 56.93 in
144.6 cm
1446 mm
4.74 ft
48.63 in
123.5 cm
1235.2 mm
4.05 ft
Case Height 32.68 in
83 cm
830 mm
2.72 ft
28.15 in
71.5 cm
715.1 mm
2.35 ft
Vesa Mount Support Yes Yes
VESA Interface Standard Size 300 x 300 400 x 400
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 40 Hz - 120 Hz 60 Hz
Screen Interpolation Technology Picture Quality Index
Screen Interpolation Value 1500
Screen Interpolation Measurement Unit NULL PQI
Accessories
Extras Magic Remote Control - MR20 Smart remote control - TM1750A
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 OLED65GX9LA Samsung UE55MU6400