Site Title

Compare LG CX vs Samsung QN700A

Reviews

Neoscore
94%
90%
Pros
  • Gorgeous OLED panel
  • High screen-to-body ratio
  • Supports Dolby Vision, HLG (Hybrid Log Gamma), Dolby Vision IQ, and HDR10
  • Rich color reproduction
  • Ultra-fast response time
  • 10-bit display panel
  • Bright display panel
  • Support for NVIDIA G-SYNC
  • Gorgeous QLED panel
  • High screen-to-body ratio
  • 8K UHD resolution
  • Mini LED backlighting
  • Supports HDR10, HDR10+, HLG (Hybrid Log Gamma), and Quantum HDR 2000
  • Rich color reproduction
  • 10-bit display panel
Cons

Variants

48"
48"
48"
55"
55"
65"
65"
77"
77"
55"
65"
75"

Connectivity

Ports
55"4x HDMI 2.1 (CEC), 1x Satellite In (Main; F-type female), 1x Optical Audio Out, 1x RS232 (C; mini jack), 1x 3.5 mm Audio Out, 1x AV Composite In 3.5 mm jack, 3x USB 2.0, 1x Ethernet RJ4577"4x HDMI 2.1 (CEC), 1x Satellite In (Main; F-type female), 1x Optical Audio Out, 1x RS232 (C; mini jack), 1x 3.5 mm Audio Out, 1x AV Composite In (Video + L/R), 3x USB 2.0, 1x Ethernet RJ4577"3x HDMI 2.1 (CEC), 1x HDMI 2.1 (CEC; eARC), 1x Satellite In (Sub; F-type female), 1x 3.5 mm Audio Out, 1x Optical Audio Out, 1x Satellite In (Main; F-type female), 3x USB 2.0, 1x Antenna (RF), 1x Ethernet RJ45, 1x CI+ 1.455"3x HDMI 2.1 (CEC), 1x HDMI 2.1 (CEC; eARC), 1x Satellite In (Sub; F-type female), 1x 3.5 mm Audio Out, 1x Optical Audio Out, 1x Satellite In (Main; F-type female), 3x USB 2.0, 1x Antenna (RF), 1x Ethernet RJ45, 1x CI+ 1.448"4x HDMI 2.1 (CEC), 1x Satellite In (Main; F-type female), 1x 3.5 mm Audio Out, 1x Antenna (RF), 1x Antenna (RF), 1x Optical Audio Out, 3x USB 2.0, 1x CI+ 1.4, 1x Ethernet RJ4548"4x HDMI 2.1 (CEC), 1x Satellite In (Sub; F-type female), 1x Optical Audio Out, 1x Antenna (RF), 1x 3.5 mm Audio Out, 1x Satellite In (Main; F-type female), 3x USB 2.0, 1x CI+ 1.4, 1x Ethernet RJ4565"3x HDMI 2.1 (CEC), 1x HDMI 2.1 (CEC; eARC), 1x Satellite In (Sub; F-type female), 1x 3.5 mm Audio Out, 1x Optical Audio Out, 1x Satellite In (Main; F-type female), 3x USB 2.0, 1x Antenna (RF), 1x Ethernet RJ45, 1x CI+ 1.448"4x HDMI 2.1 (CEC), 1x Satellite In (Main; F-type female), 1x 3.5 mm Audio Out, 1x CI+ 1.4, 1x Antenna (RF), 1x Optical Audio Out, 3x USB 2.0, 1x Ethernet RJ4565"3x HDMI 2.1 (CEC), 1x HDMI 2.1 (CEC; eARC), 1x AV Composite In 3.5 mm jack, 1x RS232 (C; mini jack), 1x Optical Audio Out, 1x Satellite In (Main; F-type female), 3x USB 2.0, 1x Ethernet RJ45
3x HDMI 2.0, 1x HDMI 2.1, 1x Optical Audio Out, 1x CI+ 1.4, 1x Antenna (RF), 1x Cable/Antenna In (F-type female), 3x USB 2.0, 1x Ethernet RJ45
Wireless Connectivity
WiFi 5 + Bluetooth 5.0 + WiFi Direct + DLNA
WiFi 6 + Bluetooth 5.2 + WiFi Direct + DLNA

Construction

Camera
No
No
Colors
Black
Sand Carbon
Drivers | Subwoofer
2 x 10
Speakers
2x 10W
VESA Mount
55"300 x 200 mm77"400 x 200 mm77"400 x 200 mm55"300 x 200 mm48"300 x 200 mm48"300 x 200 mm65"300 x 200 mm48"300 x 200 mm65"300 x 200 mm
65"400 x 300 mm55"400 x 300 mm75"400 x 400 mm

Dimensions

Bezels
55"94.93% screen-to-body ratio77"94.97% screen-to-body ratio77"94.97% screen-to-body ratio55"94.93% screen-to-body ratio48"94.43% screen-to-body ratio48"94.43% screen-to-body ratio65"95.44% screen-to-body ratio48"94.43% screen-to-body ratio65"95.45% screen-to-body ratio
65"95.97% screen-to-body ratio55"95.27% screen-to-body ratio75"96.09% screen-to-body ratio
Size | Depth
55"1.85 in / 47 mm w/o stand, 9.88 in / 251 mm w/ stand77"2.2 in / 56 mm w/o stand, 10.59 in / 269 mm w/ stand77"2.2 in / 56 mm w/o stand, 10.59 in / 269 mm w/ stand55"1.85 in / 47 mm w/o stand, 9.88 in / 251 mm w/ stand48"1.85 in / 47 mm w/o stand, 9.88 in / 251 mm w/ stand48"1.85 in / 47 mm w/o stand, 9.88 in / 251 mm w/ stand65"1.85 in / 47 mm w/o stand, 9.88 in / 251 mm w/ stand48"1.85 in / 47 mm w/o stand, 9.69 in / 246 mm w/ stand65"1.8 in / 45.7 mm w/o stand, 9.9 in / 251.5 mm w/ stand
65"0.7 in / 17.8 mm w/o stand, 11.83 in / 300.6 mm w/ stand55"0.7 in / 17.8 mm w/o stand, 11.83 in / 300.6 mm w/ stand75"0.71 in / 18.1 mm w/o stand, 12.62 in / 320.5 mm w/ stand
Size | Height
55"27.8 in / 706 mm w/o stand, 29.06 in / 738 mm w/ stand77"39.09 in / 993 mm w/o stand, 40.28 in / 1023 mm w/ stand77"39.09 in / 993 mm w/o stand, 40.28 in / 1023 mm w/ stand55"27.8 in / 706 mm w/o stand, 29.06 in / 738 mm w/ stand48"24.33 in / 618 mm w/o stand, 25.59 in / 650 mm w/ stand48"24.33 in / 618 mm w/o stand, 25.59 in / 650 mm w/ stand65"32.68 in / 830 mm w/o stand, 33.94 in / 862 mm w/ stand48"24.33 in / 618 mm w/o stand, 25.83 in / 656 mm w/ stand65"32.7 in / 830.6 mm w/o stand, 33.9 in / 861.06 mm w/ stand
65"32.61 in / 828.4 mm w/o stand, 35.33 in / 897.4 mm w/ stand55"27.77 in / 705.3 mm w/o stand, 30.49 in / 774.5 mm w/ stand75"37.62 in / 955.6 mm w/o stand, 40.27 in / 1022.9 mm w/ stand
Size | Width
55"48.35 in / 1228 mm77"67.83 in / 1723 mm77"67.83 in / 1723 mm55"48.35 in / 1228 mm48"42.17 in / 1071 mm48"42.17 in / 1071 mm65"57.05 in / 1449 mm48"42.17 in / 1071 mm65"57 in / 1447.8 mm
65"56.84 in / 1443.7 mm55"48.22 in / 1224.8 mm75"65.68 in / 1668.3 mm
Weight
55"18.9 kg / 42 lbs w/o stand , 23 kg / 51 lbs w/ stand77"26.7 kg / 59 lbs w/o stand , 35.9 kg / 79 lbs w/ stand77"26.7 kg / 59 lbs w/o stand , 35.9 kg / 79 lbs w/ stand55"18.9 kg / 42 lbs w/o stand , 23 kg / 51 lbs w/ stand48"14.9 kg / 33 lbs w/o stand , 18.9 kg / 42 lbs w/ stand48"14.9 kg / 33 lbs w/o stand , 18.9 kg / 42 lbs w/ stand65"24 kg / 53 lbs w/o stand , 32.6 kg / 72 lbs w/ stand48"14 kg / 31 lbs w/o stand , 15.9 kg / 35 lbs w/ stand65"25.2 kg / 55 lbs w/o stand , 33.9 kg / 75 lbs w/ stand
65"22.7 kg / 50 lbs w/o stand , 30.8 kg / 68 lbs w/ stand55"16.7 kg / 37 lbs w/o stand , 24.8 kg / 55 lbs w/ stand75"32.1 kg / 71 lbs w/o stand , 42.2 kg / 93 lbs w/ stand

Display

Aspect Ratio
16:9
16:9
Brightness
55"260 nits / 570 nits (peak)77"260 nits / 570 nits (peak)77"260 nits / 570 nits (peak)55"260 nits / 570 nits (peak)48"260 nits / 570 nits (peak)48"260 nits / 570 nits (peak)65"750 nits (peak)
Display Backlight
Mini LED
Display Color Depth
10 bits, 1073741824 colors
10 bits, 1073741824 colors
Display Diagonal
55"55" (54.65 in / 1388 mm)77"77" (76.77 in / 1950 mm)77"77" (76.77 in / 1950 mm)55"55" (54.65 in / 1388 mm)48"48" (47.6 in / 1209 mm)48"48" (47.6 in / 1209 mm)65"65" (64.53 in / 1639 mm)48"48" (47.6 in / 1209 mm)65"65" (64.53 in / 1639 mm)
65"65" (64.53 in / 1639 mm)55"55" (54.65 in / 1388 mm)75"75" (74.53 in / 1893 mm)
Display Type
OLED, LG Display
Anti-glare/Matte
Gamut
55"73.8% Adobe RGB, 94.6% sRGB77"73.8% Adobe RGB, 94.6% sRGB77"73.8% Adobe RGB, 94.6% sRGB55"73.8% Adobe RGB, 94.6% sRGB48"73.8% Adobe RGB, 94.6% sRGB48"73.8% Adobe RGB, 94.6% sRGB65"98% DCI-P3, 75% Rec.2020
100% DCI-P3
Input Lag
55"10.7 ms77"10.7 ms77"10.7 ms55"10.7 ms48"10.7 ms48"10.7 ms65"13 ms65"5 ms
Pixel Density
55"80 ppi77"57 ppi77"57 ppi55"80 ppi48"92 ppi48"92 ppi65"68 ppi48"92 ppi65"68 ppi
65"136 ppi55"161 ppi75"118 ppi
Pixel Pitch
55"0.315 mm77"0.443 mm77"0.443 mm55"0.315 mm48"0.275 mm48"0.275 mm65"0.372 mm48"0.275 mm65"0.372 mm
65"0.186 mm55"0.158 mm75"0.215 mm
Refresh Rate
55"40 Hz ~ 120 Hz77"40 Hz ~ 120 Hz77"40 Hz ~ 120 Hz55"40 Hz ~ 120 Hz48"40 Hz ~ 120 Hz48"40 Hz ~ 120 Hz65"40 Hz ~ 120 Hz48"40 Hz ~ 100 Hz65"40 Hz ~ 120 Hz
40 Hz ~ 120 Hz
Resolution
4K (3840x2160)
8K UHD (7680x4320)
Response Time
55"1 ms (min)77"1 ms (min)77"1 ms (min)55"1 ms (min)48"4 ms (min)65"1 ms (min)
Viewing Angle
178° H / 178° V
178° H / 178° V

Function

HDR
55"Dolby Vision, HDR10, HLG (Hybrid Log Gamma), Dolby Vision IQ77"Dolby Vision, HLG (Hybrid Log Gamma), Dolby Vision IQ, HDR1077"Dolby Vision, HDR10 Pro, HLG (Hybrid Log Gamma), Dolby Vision IQ55"Dolby Vision, HDR10 Pro, HLG (Hybrid Log Gamma), Dolby Vision IQ48"Dolby Vision, HDR10 Pro, HLG (Hybrid Log Gamma), Dolby Vision IQ48"Dolby Vision, HDR10 Pro, HLG (Hybrid Log Gamma), Dolby Vision IQ65"Dolby Vision, HDR10 Pro, HLG (Hybrid Log Gamma), Dolby Vision IQ48"Dolby Vision, HDR10 Pro, HLG (Hybrid Log Gamma), Dolby Vision IQ65"Dolby Vision, HDR10, HLG (Hybrid Log Gamma)
HDR10, HDR10+, HLG (Hybrid Log Gamma), Quantum HDR 2000
Licenses
ENERGY STAR, RoHS, UL/cUL
8K Association, CTA 8K Ultra HD Connected, NextGen TV
Operating Humidity
10 % ~ 80 %
10 % ~ 80 %
Operating System
webOS 5.0
Tizen 6.0
Operating Temperature
0 °C ~ 40 °C , 32 °F ~ 104 °F
10 °C ~ 40 °C , 50 °F ~ 104 °F
Processor
4 cores
4 cores
Tuner
Analog (NTSC/PAL/SECAM), Clear QAM, ATSC
Analog (NTSC/PAL/SECAM), DVB-T, DVB-T2, DVB-C, DVB-S, DVB-S2
Variable Framerate
NVIDIA G-SYNC, AMD FreeSync
AMD FreeSync Premium
Video
55"LG ThinQ AI, Voice command, HDR Gaming Interest Group (HGiG), Intelligent Voice Recognition, Infinite Contrast, Advanced Contrast Enhancer, Frequency Based Sharpness Enhancer, Filmmaker Mode, Home Dashboard, Google Assistant, AI 4K Upscaler, OLED Motio...77"Intense Color, True Color Accuracy Pro, HDR Gaming Interest Group (HGiG), Infinite Contrast, Image Processor - α9 Gen 3 AI Processor 4K, Advanced Contrast Enhancer, Frequency Based Sharpness Enhancer, Filmmaker Mode, Home Dashboard, Voice command, Goog...77"True Color Accuracy Pro, HDR Gaming Interest Group (HGiG), Intelligent Voice Recognition, Image Processor - α9 Gen 3 AI Processor 4K, Advanced Contrast Enhancer, Frequency Based Sharpness Enhancer, Filmmaker Mode, Home Dashboard, Google Assistant, AI 4...55"True Color Accuracy Pro, HDR Gaming Interest Group (HGiG), Intelligent Voice Recognition, Image Processor - α9 Gen 3 AI Processor 4K, Advanced Contrast Enhancer, Frequency Based Sharpness Enhancer, Filmmaker Mode, Home Dashboard, Google Assistant, AI 4...48"LG ThinQ AI, Voice command, HDR Gaming Interest Group (HGiG), Intelligent Voice Recognition, Infinite Contrast, Advanced Contrast Enhancer, Frequency Based Sharpness Enhancer, Filmmaker Mode, Home Dashboard, Google Assistant, AI 4K Upscaler, OLED Motio...48"True Color Accuracy Pro, HDR Gaming Interest Group (HGiG), Intelligent Voice Recognition, Image Processor - α9 Gen 3 AI Processor 4K, Advanced Contrast Enhancer, Frequency Based Sharpness Enhancer, Filmmaker Mode, Home Dashboard, Google Assistant, AI 4...65"True Color Accuracy Pro, HDR Gaming Interest Group (HGiG), Intelligent Voice Recognition, Image Processor - α9 Gen 3 AI Processor 4K, Advanced Contrast Enhancer, Frequency Based Sharpness Enhancer, Filmmaker Mode, Home Dashboard, Google Assistant, AI 4...48"True Color Accuracy Pro, HDR Gaming Interest Group (HGiG), Intelligent Voice Recognition, Image Processor - α9 Gen 3 AI Processor 4K, Advanced Contrast Enhancer, Frequency Based Sharpness Enhancer, Filmmaker Mode, Home Dashboard, Google Assistant, AI 4...65"Pixel Level Dimming, Intelligent Voice Recognition, OLED Motion Pro, Advanced Contrast Enhancer, Home Dashboard, HDR Gaming Interest Group (HGiG), Intense Color, Image Processor - α9 Gen 3 AI Processor 4K, AI 4K Upscaler, Take.AI, ULTRA Luminance Pro, ...
Motion Xcelerator Turbo, SmartThings Compatible, Expert Calibration, Google Assistant, Game Motion Plus, 360 Video Player, TV Plus, Digital Clean View, Contrast Enhancer, Far-Field Voice Interaction, Tap View, Dynamic Black EQ, Ultimate 8K Dimming, 8K ...

Performance

Energy Efficiency
55"A+77"A+77"A+55"A48"A65"A48"A
G
Power Consumption
55"0.5 W (sleep)77"0.5 W (sleep)77"172 W (max) / 0.5 W (sleep)55"109 W (max) / 0.5 W (sleep)48"0.5 W (sleep)48"89 W (average) / 0.5 W (sleep)65"137 W (average) / 180 W (max) / 0.5 W (sleep)48"89 W (average) / 0.5 W (sleep)65"0.5 W (sleep)
65"220 W (average) / 330 W (max) / 0.5 W (sleep)55"0.5 W (sleep)75"253 W (average) / 330 W (max) / 0.5 W (sleep)

Production

Accessory
55"Magic Remote Control - MR2077"Magic Remote Control - MR2077"Magic Remote Control - MR2055"Magic Remote Control - MR2048"Magic Remote Control - MR2048"Magic Remote Control - MR2065"Magic Remote Control - MR2048"Magic Remote Control - MR2065"Magic remote control
One Connect Box - Y21 8K, SolarCell Remote - TM2180E
Debut
2020
2021
Model Name
55"OLED55CXPUA77"OLED77CXPUA77"OLED77CX9LA55"OLED55CX9LA48"OLED48CXPUB48"OLED48CX9LB65"OLED65CX9LA48"OLED48CX6LB65"OLED65CXPUA
65"QE65QN700A55"QE55QN700A75"QE75QN700A
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