The LG 39GX90SA-W.AEU is a 39-inch curved gaming monitor with an UltraWide Quad HD resolution (3440×1440 pixels). It features an OLED panel delivering deep blacks, high contrast, and wide viewing angles. With a refresh rate of 175 Hz and a 0.1 ms response time, this monitor is perfect for fast-paced gaming and professional graphic work. Support for NVIDIA G-SYNC and AMD FreeSync eliminates screen tearing and ensures smooth visuals. The monitor comes with an ergonomic stand that allows tilt and height adjustment. Connectivity includes HDMI, DisplayPort, and USB ports for versatile device connections.
Technical specifications:
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Type: curved OLED monitor
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Screen size: 39 inches
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Resolution: 3440 × 1440 (UltraWide QHD)
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Refresh rate: 175 Hz
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Response time: 0.1 ms
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NVIDIA G-SYNC and AMD FreeSync support
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Aspect ratio: 21:9
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Brightness: up to 250 cd/m²
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Contrast ratio: 1.000.000:1 (static)
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Ports: 2× HDMI, 1× DisplayPort, USB hub
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Stand adjustments: tilt, height
Display diagonal:
99.1 cm (39")
Display resolution:
3440 x 1440 pixels
Native aspect ratio:
21:9
Contrast ratio (typical):
1500000:1
Maximum refresh rate:
240 Hz
Display number of colours:
1.07 billion colours
Display brightness (typical):
275 cd/m²
Response time measurement type:
GTG (Gray to Gray)
Screen curvature rating:
800R
Viewing angle, horizontal:
178°
Viewing angle, vertical:
178°
Response time (fast):
0.03 ms
Pixel pitch:
0.266 x 0.266 mm
High Dynamic Range (HDR) supported:
Yes
High Dynamic Range (HDR) technology:
DisplayHDR 400 True Black, Dynamic Tone Mapping
NVIDIA G-SYNC type:
G-SYNC Compatible
AMD FreeSync type:
FreeSync Premium
VESA Adaptive Sync support:
Yes
Flicker-free technology:
Yes
Low Blue Light technology:
Yes
Operating system installed:
webOS
Market positioning:
Gaming
USB Type-A downstream ports quantity:
2
USB Type-C downstream ports quantity:
1
USB Power Delivery (USB PD):
Yes
USB Power Delivery up to:
65 W
DisplayPort out version:
1.4
Panel mounting interface:
100 x 100 mm
Energy efficiency class (SDR):
G
Energy efficiency class (HDR):
G
Energy consumption (SDR) per 1000 hours:
40 kWh
Energy consumption (HDR) per 1000 hours:
46 kWh
Power consumption (off):
0.5 W
AC input voltage:
220 - 240 V
Energy efficiency scale:
A to G
Width (with stand):
887.8 mm
Depth (with stand):
322.8 mm
Height (with stand):
605.7 mm
Weight (with stand):
11.4 kg
Width (without stand):
887.8 mm
Depth (without stand):
198 mm
Height (without stand):
404.4 mm
Weight (without stand):
7.3 kg
Brand specific technologies:
Black Stabiliser
Picture processing technology:
LG AI Picture