Site Title

Compare LG GX vs Sony Z9J

Reviews

Neoscore
88%
76%
Pros
  • Gorgeous OLED panel
  • High screen-to-body ratio
  • Supports Dolby Vision, HDR10, and HLG (Hybrid Log Gamma)
  • Ultra-fast response time
  • 10-bit display panel
  • Support for NVIDIA G-SYNC
  • High screen-to-body ratio
  • Full-Array LED local dimming
  • Supports Dolby Vision, HDR10, and HLG (Hybrid Log Gamma)
  • 10-bit display panel
Cons

Variants

55"
55"
65"
65"
77"
77"
75"
75"
85"
85"

Connectivity

Ports
65"4x HDMI 2.1 (CEC), 1x Satellite In (Main; F-type female), 1x Optical Audio Out, 1x RS232 (C), 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 IR Out, 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+ 1.477"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 RJ4565"3x HDMI 2.1 (CEC), 1x HDMI 2.1 (CEC; eARC), 1x IR Out, 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 IR Out, 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"4x HDMI 2.1 (CEC), 1x Satellite In (Main; F-type female), 1x Optical Audio Out, 1x RS232 (C), 1x 3.5 mm Audio Out, 1x AV Composite In (Video + L/R), 3x USB 2.0, 1x Ethernet RJ45
85"1x Ethernet RJ45, 2x HDMI 2.0, 1x Antenna (RF) (female), 1x Satellite In (Main; F-type female), 1x AV Composite In 3.5 mm jack, 1x CI+ 1.4, 1x Satellite In (Sub; F-type female), 2x HDMI 2.1, 2x USB 2.0 (max 0.5 A), 1x Optical Audio Out, 1x USB 3.0 (max...75"1x Ethernet RJ45, 4x HDMI 2.1, 1x AV Composite In 3.5 mm jack, 1x 3.5 mm Audio Out, 1x Optical Audio Out, 1x Cable/Antenna In (F-type female), 2x USB 2.0 (max 0.5 A), 1x RS232 (C), 1x USB 3.0 (max 0.9 A)85"1x Ethernet RJ45, 4x HDMI 2.1, 1x AV Composite In 3.5 mm jack, 1x 3.5 mm Audio Out, 1x Optical Audio Out, 1x Cable/Antenna In (F-type female), 2x USB 2.0 (max 0.5 A), 1x RS232 (C), 1x USB 3.0 (max 0.9 A)75"1x Ethernet RJ45, 2x HDMI 2.0, 1x Antenna (RF) (female), 1x Satellite In (Main; F-type female), 1x AV Composite In 3.5 mm jack, 1x CI+ 1.4, 1x Satellite In (Sub; F-type female), 2x HDMI 2.1, 2x USB 2.0 (max 0.5 A), 1x Optical Audio Out, 1x USB 3.0 (max...
Wireless Connectivity
WiFi 5 + Bluetooth 5.0 + WiFi Direct + DLNA
WiFi 5 + Bluetooth 4.2 + WiFi Direct + DLNA

Construction

Camera
No
No
Colors
Black
Titanium Silver
Drivers | Subwoofer
2 x 10
4 x 5
Speakers
4x 10W
2x 12.5W
VESA Mount
300 x 300 mm
400 x 400 mm

Dimensions

Bezels
65"95.64% screen-to-body ratio77"95.27% screen-to-body ratio77"95.27% screen-to-body ratio65"95.64% screen-to-body ratio55"95.16% screen-to-body ratio55"95.16% screen-to-body ratio
85"92.96% screen-to-body ratio75"0.01% screen-to-body ratio85"92.96% screen-to-body ratio75"0.01% screen-to-body ratio
Size | Depth
65"7.83 in / 199 mm w/o stand, 11.18 in / 284 mm w/ stand77"0.98 in / 25 mm w/o stand, 12.72 in / 323 mm w/ stand77"0.98 in / 25 mm w/o stand, 12.72 in / 323 mm w/ stand65"7.83 in / 199 mm w/o stand, 11.18 in / 284 mm w/ stand55"9.09 in / 231 mm w/o stand, 10.67 in / 271 mm w/ stand55"9.09 in / 231 mm w/o stand, 10.67 in / 271 mm w/ stand
85"3.19 in / 81 mm w/o stand, 19.06 in / 484 mm w/ stand75"3.19 in / 81 mm w/o stand, 16.85 in / 428 mm w/ stand85"3.19 in / 81 mm w/o stand, 16.85 in / 428 mm w/ stand75"3.19 in / 81 mm w/o stand, 16.85 in / 428 mm w/ stand
Size | Height
65"32.68 in / 830 mm w/o stand, 34.96 in / 888 mm w/ stand77"39.02 in / 991 mm w/o stand, 41.34 in / 1050 mm w/ stand77"39.02 in / 991 mm w/o stand, 41.34 in / 1050 mm w/ stand65"32.68 in / 830 mm w/o stand, 34.96 in / 888 mm w/ stand55"27.8 in / 706 mm w/o stand, 30.12 in / 765 mm w/ stand55"27.8 in / 706 mm w/o stand, 30.12 in / 765 mm w/ stand
85"43.78 in / 1112 mm w/o stand, 44.21 in / 1123 mm w/ stand75"386657.87 in / 9.82111e+6 mm w/o stand, 39.09 in / 993 mm w/ stand85"43.78 in / 1112 mm w/o stand, 44.21 in / 1123 mm w/ stand75"386657.87 in / 9.82111e+6 mm w/o stand, 39.09 in / 993 mm w/ stand
Size | Width
65"56.93 in / 1446 mm77"67.76 in / 1721 mm77"67.76 in / 1721 mm65"56.93 in / 1446 mm55"48.23 in / 1225 mm55"48.23 in / 1225 mm
85"75.08 in / 1907 mm75"66.18 in / 1681 mm85"75.08 in / 1907 mm75"66.18 in / 1681 mm
Weight
65"29 kg / 64 lbs w/o stand , 29.8 kg / 66 lbs w/ stand77"39.4 kg / 87 lbs w/o stand , 40.2 kg / 88 lbs w/ stand77"39.4 kg / 87 lbs w/o stand , 40.2 kg / 88 lbs w/ stand65"29 kg / 64 lbs w/o stand , 29.8 kg / 66 lbs w/ stand55"21.9 kg / 48 lbs w/o stand , 22.5 kg / 50 lbs w/ stand55"21.9 kg / 48 lbs w/o stand , 22.5 kg / 50 lbs w/ stand
85"61.7 kg / 136 lbs w/o stand , 63.4 kg / 139 lbs w/ stand75"46.4 kg / 102 lbs w/o stand , 48 kg / 106 lbs w/ stand85"61.7 kg / 136 lbs w/o stand , 63.4 kg / 139 lbs w/ stand75"46.4 kg / 102 lbs w/o stand , 48 kg / 106 lbs w/ stand

Display

Aspect Ratio
16:9
16:9
Display Backlight
Direct LED (Full-Array Local Dimming)
Display Color Depth
10 bits, 1073741824 colors
10 bits, 1073741824 colors
Display Diagonal
65"65" (64.53 in / 1639 mm)77"77" (76.77 in / 1950 mm)77"77" (76.77 in / 1950 mm)65"65" (64.53 in / 1639 mm)55"55" (54.65 in / 1388 mm)55"55" (54.65 in / 1388 mm)
85"85" (84.25 in / 2140 mm)75"75" (74.53 in / 1893 mm)85"85" (84.25 in / 2140 mm)75"75" (74.53 in / 1893 mm)
Display Type
OLED, LG Display
VA
Gamut
98.5% DCI-P3
Pixel Density
65"68 ppi77"57 ppi77"57 ppi65"68 ppi55"80 ppi55"80 ppi
85"104 ppi75"118 ppi85"104 ppi75"118 ppi
Pixel Pitch
65"0.372 mm77"0.443 mm77"0.443 mm65"0.372 mm55"0.315 mm55"0.315 mm
85"0.244 mm75"0.215 mm85"0.244 mm75"0.215 mm
Refresh Rate
40 Hz ~ 120 Hz
40 Hz ~ 120 Hz
Resolution
4K (3840x2160)
8K UHD (7680x4320)
Response Time
1 ms (min)
Viewing Angle
178° H / 178° V
178° H / 178° V

Function

HDR
65"Dolby Vision, HDR10 Pro, HLG (Hybrid Log Gamma), Dolby Vision IQ77"Dolby Vision, HDR10 Pro, HLG (Hybrid Log Gamma), Dolby Vision IQ77"Dolby Vision, HDR10, HLG (Hybrid Log Gamma)65"Dolby Vision, HDR10 Pro, HLG (Hybrid Log Gamma), Dolby Vision IQ55"Dolby Vision, HDR10 Pro, HLG (Hybrid Log Gamma), Dolby Vision IQ55"Dolby Vision, HDR10 Pro, HLG (Hybrid Log Gamma), Dolby Vision IQ
Dolby Vision, HDR10, HLG (Hybrid Log Gamma)
Licenses
ENERGY STAR, RoHS, UL/cUL
ENERGY STAR, UL/cUL
Operating Humidity
10 % ~ 80 %
10 % ~ 80 %
Operating System
webOS 5.0
Android 10
Operating Temperature
0 °C ~ 40 °C , 32 °F ~ 104 °F
0 °C ~ 40 °C , 32 °F ~ 104 °F
Processor
4 cores
Tuner
Analog (NTSC/PAL/SECAM), Clear QAM, ATSC, ATSC 3.0
Analog (NTSC/PAL/SECAM), DVB-T, DVB-T2, DVB-C, DVB-S, DVB-S2
Variable Framerate
NVIDIA G-SYNC, AMD FreeSync
Video
65"Intense Color, Perfect Viewing Angle, HDR Dynamic Tone Mapping Pro, Infinite Contrast, Image Processor - α9 Gen 3 AI Processor 4K, Advanced Contrast Enhancer, Frequency Based Sharpness Enhancer, Filmmaker Mode, HDR Gaming Interest Group (HGiG), Ultra L...77"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, G...77"OLED Motion Pro, Image Processor - α9 Gen 3 AI Processor 4K, LG ThinQ AI, Intense Color, AI 4K Upscaler, HDR Dynamic Tone Mapping Pro, Hands-Free Voice Control, Infinite Contrast, HDR Gaming Interest Group (HGiG), AI Picture Pro, Pixel Level Dimming, U...65"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, G...55"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, G...55"Intense Color, Perfect Viewing Angle, Hands-Free Voice Control, Image Processor - α9 Gen 3 AI Processor 4K, Home Dashboard, Advanced Contrast Enhancer, Filmmaker Mode, Face Enhancing, HDR Dynamic Tone Mapping Pro, Ultra Luminance Pro, Frequency Based S...
X-Anti Reflection, XR Contrast Booster 15, XR Super Resolution, XR Smoothing, Apple HomeKit, XR 8K Upscaling, Voice command, XR Picture, XR Clarity, Auto Calibration with CalMAN, X-Protection PRO, IMAX Enhanced, Chromecast Built-in, Dynamic Backlight C...

Performance

Energy Efficiency
65"A+77"A+77"A+65"A55"A
G
Power Consumption
65"0.5 W (sleep)77"173 W (max) / 0.5 W (sleep)77"0.5 W (sleep)65"143 W (max) / 0.5 W (sleep)55"115 W (max) / 0.5 W (sleep)55"0.5 W (sleep)
85"0.5 W (sleep)75"529 W (average) / 0.5 W (sleep)85"647 W (average) / 0.5 W (sleep)75"0.5 W (sleep)

Production

Accessory
65"Magic Remote Control - MR2077"Magic Remote Control - MR2077"Magic remote control65"Magic Remote Control - MR2055"Magic Remote Control - MR2055"Magic Remote Control - MR20
Premium backlit remote control
Debut
2020
2021
Model Name
65"OLED65GXPUA77"OLED77GX9LA77"OLED77GXPUA65"OLED65GX9LA55"OLED55GX9LA55"OLED55GXPUA
85"XR-85Z9J EA75"XR-75Z9J85"XR-85Z9J75"XR-75Z9J EA
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