LG UltraGear 45” OLED Gaming Monitor | 45GX900A-B.AEK
45-inch OLED 240Hz WQHD Curved Gaming Monitor
*Based on published specifications of every OLED monitor as of March 2025, LG 45GX900A is the only model with 4K (3840x2160) resolution and 240Hz refresh rate.
Check out the video:
Ultrawide View with Deep Black OLED
The 45-inch WQHD (3440x1440) display offers a 34% wider view than standard 16:9 screens. This WQHD OLED represents boldly darker shadows, brighter lights, and vibrant colours for gameplay in any environment.
Brightest OLED
LG WOLED with MLA+ boosts SDR brightness by up to 37.5%. With 275 nits (APL 100%), 1300 nits peak (APL 1.5%), it delivers vivid, accurate gaming even in bright settings.
The 21:9 UltraWide Sweet Spot
With a 34% wider view than 16:9 displays, the 45-inch 21:9 WQHD curved OLED offers immersive visuals for gaming and entertainment.
Deeper Black, Realistic Colour
Experience deep contrast and vivid realism with VESA Display HDR True Black 400. A 1.5M contrast ratio and 98.5% DCI-P3 (typ.) ensure accurate, lifelike colours.
Advanced Eye Comfort Technologies by Three UL Verifications
Anti-glare design and advanced eye comfort features reduce reflections and discomfort, delivering a clear and comfortable gaming experience.
Check out the video:
The Ideal Curvature 800R
Immerse in the 800R curve for a consistent FOV (Field of View) on a desk designed to match natural sight, placing you at the core of its curvature. With a consistent 90-degree viewing angle across the entire screen, it delivers vivid, distortion-free graphics as you explore the gaming universe.
*The viewing experience may vary depending on the distance from the screen and the user's posture.
0.03ms (GtG) Speed, 240Hz Smooth Gameplay
To bring you a swift 0.03ms (GtG) response and a rapid 240Hz refresh rate, reducing reverse ghosting for crystal-clear, fluid visuals. Dive into more immersive gameplay with every frame.
Certified with a Widely Adopted Technology
ClearMR 13000 delivers sharp motion clarity, while support for G-SYNC, FreeSync Pro, and AdaptiveSync ensures smooth, tear-free performance in high-speed gaming environments.
Advanced Gaming Features
- Dynamic Action Sync reduces input lag for real-time response.
- Black Stabilizer brightens dark areas to reveal enemies.
- Crosshair enhances aim for accuracy.
- FPS Counter shows real-time frame rates.
Plunge Into the World of PC and Console Gaming!
With HDMI 2.1 support, it ensures flexible compatibility—from keyboard and mouse to joystick—while delivering smooth motion, low latency, and vivid details for optimal gaming across genres and platforms.
All-In-One USB-C for Responsive Gaming
Connect your laptop via USB-C for up to 65W power—no adapter needed. Enjoy WQHD resolution and 240Hz refresh rate via DP 1.4, HDMI 2.1 and USB-C for smooth, uninterrupted gaming.
DTS Headphone:X, built-in 7Wx2 speaker
Enjoy seamless voice chat via the 4-pole headphone out. DTS Headphone:X and built-in 7Wx2 speakers with Depth-Sound tech deliver immersive 3D audio for a powerful, dynamic gaming experience.
Clutter-Free, Sleek Design
Experience hexagon lighting and a 4-sided borderless design with a fully adjustable base for swivel, tilt, and height. The space-saving L-stand and wide swivel range enhance desk efficiency.
Check out the video:
Seamless Gameplay Powered by LG Switch
The LG Switch app optimizes your monitor for both gaming and everyday life. Effortlessly customize your preferred image quality and brightness, then apply your settings instantly with a hotkey. You can split the display into 11 options and quickly launch your video call platform, making it even more convenient.
*To download the latest version of the LG Switch app, visit LG.com.
Check out the video:
Protecting OLED Via On-Screen Display
Through On-Screen Display, you adjust OLED brightness and enable protection settings to prevent afterimages or burn-in, allowing you to enjoy superior OLED picture quality for longer. Plus, gamers can also easily customize their gaming setup for optimal performance.
Notes:
*Images have been simulated to enhance feature understanding, and may differ from actual use experience.
The images simulated.
Product Features:
- PPI (pixel per inch): 84 ppi
- Color calibrated in factory
- HW calibration ready
- Headphone out: 4-pole (sound+mic)
- Accessory: HDMI, display port, USB-C
Original: $1,425.47
-65%$1,425.47
$498.91Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
45-inch OLED 240Hz WQHD Curved Gaming Monitor
*Based on published specifications of every OLED monitor as of March 2025, LG 45GX900A is the only model with 4K (3840x2160) resolution and 240Hz refresh rate.
Check out the video:
Ultrawide View with Deep Black OLED
The 45-inch WQHD (3440x1440) display offers a 34% wider view than standard 16:9 screens. This WQHD OLED represents boldly darker shadows, brighter lights, and vibrant colours for gameplay in any environment.
Brightest OLED
LG WOLED with MLA+ boosts SDR brightness by up to 37.5%. With 275 nits (APL 100%), 1300 nits peak (APL 1.5%), it delivers vivid, accurate gaming even in bright settings.
The 21:9 UltraWide Sweet Spot
With a 34% wider view than 16:9 displays, the 45-inch 21:9 WQHD curved OLED offers immersive visuals for gaming and entertainment.
Deeper Black, Realistic Colour
Experience deep contrast and vivid realism with VESA Display HDR True Black 400. A 1.5M contrast ratio and 98.5% DCI-P3 (typ.) ensure accurate, lifelike colours.
Advanced Eye Comfort Technologies by Three UL Verifications
Anti-glare design and advanced eye comfort features reduce reflections and discomfort, delivering a clear and comfortable gaming experience.
Check out the video:
The Ideal Curvature 800R
Immerse in the 800R curve for a consistent FOV (Field of View) on a desk designed to match natural sight, placing you at the core of its curvature. With a consistent 90-degree viewing angle across the entire screen, it delivers vivid, distortion-free graphics as you explore the gaming universe.
*The viewing experience may vary depending on the distance from the screen and the user's posture.
0.03ms (GtG) Speed, 240Hz Smooth Gameplay
To bring you a swift 0.03ms (GtG) response and a rapid 240Hz refresh rate, reducing reverse ghosting for crystal-clear, fluid visuals. Dive into more immersive gameplay with every frame.
Certified with a Widely Adopted Technology
ClearMR 13000 delivers sharp motion clarity, while support for G-SYNC, FreeSync Pro, and AdaptiveSync ensures smooth, tear-free performance in high-speed gaming environments.
Advanced Gaming Features
- Dynamic Action Sync reduces input lag for real-time response.
- Black Stabilizer brightens dark areas to reveal enemies.
- Crosshair enhances aim for accuracy.
- FPS Counter shows real-time frame rates.
Plunge Into the World of PC and Console Gaming!
With HDMI 2.1 support, it ensures flexible compatibility—from keyboard and mouse to joystick—while delivering smooth motion, low latency, and vivid details for optimal gaming across genres and platforms.
All-In-One USB-C for Responsive Gaming
Connect your laptop via USB-C for up to 65W power—no adapter needed. Enjoy WQHD resolution and 240Hz refresh rate via DP 1.4, HDMI 2.1 and USB-C for smooth, uninterrupted gaming.
DTS Headphone:X, built-in 7Wx2 speaker
Enjoy seamless voice chat via the 4-pole headphone out. DTS Headphone:X and built-in 7Wx2 speakers with Depth-Sound tech deliver immersive 3D audio for a powerful, dynamic gaming experience.
Clutter-Free, Sleek Design
Experience hexagon lighting and a 4-sided borderless design with a fully adjustable base for swivel, tilt, and height. The space-saving L-stand and wide swivel range enhance desk efficiency.
Check out the video:
Seamless Gameplay Powered by LG Switch
The LG Switch app optimizes your monitor for both gaming and everyday life. Effortlessly customize your preferred image quality and brightness, then apply your settings instantly with a hotkey. You can split the display into 11 options and quickly launch your video call platform, making it even more convenient.
*To download the latest version of the LG Switch app, visit LG.com.
Check out the video:
Protecting OLED Via On-Screen Display
Through On-Screen Display, you adjust OLED brightness and enable protection settings to prevent afterimages or burn-in, allowing you to enjoy superior OLED picture quality for longer. Plus, gamers can also easily customize their gaming setup for optimal performance.
Notes:
*Images have been simulated to enhance feature understanding, and may differ from actual use experience.
The images simulated.
Product Features:
- PPI (pixel per inch): 84 ppi
- Color calibrated in factory
- HW calibration ready
- Headphone out: 4-pole (sound+mic)
- Accessory: HDMI, display port, USB-C
