LG 39' UltraGear™ OLED 240Hz WQHD Curved Smart Gaming Monitor
Key Features
•39-inch WQHD (3440x1440) OLED display•
•240Hz refresh rate/ 0.03ms (GtG) response time
•webOS
•AI Picture / Dynamic Tone Mapping / AI Personalised Picture Wizard / AI Sound
•NVIDIA® G-SYNC® Compatible / AMD FreeSync™ Premium / VESA Certified AdaptiveSync
•This product will receive security updates until 31 January 2029. For further details, refer to security bulletins at
All Spec
DISPLAY
Size [Inch] 39
Aspect Ratio 21:9
Panel Type OLED
Response Time 0.03ms (GtG)
Resolution 3440 x 1440
Pixel Pitch [mm] 0.266 x 0.266mm
Colour Depth (Number of Colours) 1.07B
Viewing Angle (CR≥10) 178º(R/L), 178º(U/D)
Brightness (Typ.) [cd/m²] 275cd/m²
Contrast Ratio (Typ.) 1500000:1
Colour Gamut (Typ.) DCI-P3 98.5% (CIE1976)
Curvature 800R
Colour Gamut (Min.) DCI-P3 94% (CIE1976)
Refresh Rate (Max.) [Hz] 240
Brightness (Min.) [cd/m²] 250cd/m²
Contrast Ratio (Min.) 1200000:1
Size [cm] 99.1
CONNECTIVITY
Audio In NO
D-Sub NO
Built-in KVM NO
DVI-D NO
HDMI YES(2ea)
Daisy Chain NO
DisplayPort YES(1ea)
DP Version 1.4 (DSC)
Thunderbolt NO
USB-C YES(1ea)
Headphone out 3-pole (Sound Only)
LAN (RJ-45) YES
Line out NO
Mic In NO
SPDIF out (Optical Digital Audio Out) NO
Thunderbolt (Data Transsmission) N/A
Thunderbolt (Power Delivery) N/A
USB Downstream Port YES(2ea/ver2.0)
USB Upstream Port YES(via USB-C)
USB-C (Data Transmission) YES
USB-C (Power Delivery) 65W
FEATURES
HDR 10 YES
AMD FreeSync™ FreeSync Premium
Auto Brightness YES
Colour Weakness NO
Smart Energy Saving YES
Colour Calibrated in Factory YES
PIP YES
PBP 2PBP
Flicker Safe NO
NVIDIA G-Sync™ G-SYNC Compatible
HW Calibration NO
Dynamic Action Sync YES
Black Stabiliser YES
Crosshair YES
Reader Mode YES
FPS Counter YES
VRR YES
Super Resolution+ NO
Dolby Vision™ NO
VESA DisplayHDR™ DisplayHDR™400 TRUE BLACK
Mini-LED Technology NO
Nano IPS™ Technology NO
Advanced True Wide Pol. NO
Motion Blur Reduction Tech. NO
OverClocking NO
User Defined Key YES
Auto Input Switch NO
RGB LED Lighting Hexagon Lighting
Camera NO
Mic NO
HDR Effect YES
MECHANICAL
Display Position Adjustments Tilt/Height/Swivel
Wall Mountable [mm] 100 x 100 mm
SOUND
Bluetooth Connectivity YES
Dolby Atmos N/A
DTS Headphone:X NO
Maxx Audio NO
Rich Bass NO
Speaker 7W x 2
INFO
Product name 39GX90SA-W
Year 2025
POWER
Power Consumption (Sleep Mode) Less than 0.5W
Power Consumption (DC Off) Less than 0.5W
AC Input 100~240V (50/60Hz)
Type External Power(Adapter)
ACCESSORY
Display Port YES
DVI-D NO
D-Sub NO
HDMI YES (ver 2.1)
Remote Controller YES
Thunderbolt NO
USB A to B NO
USB-C YES
SW APPLICATION
Dual Controller No
LG Calibration Studio (True Colour Pro) No
LG UltraGear™ Studio No
OnScreen Control (LG Screen Manager) No
CYBER SECURITY
Security Update
This product will receive security updates until 31 January 2029. For further details, refer to security bulletins at
Manufacturer SKU: 39GX90SA-W
Warranty: 24
