LG 45GX90SA-B 44.5” UWQHD OLED 240Hz Gaming Monitor
Ultra-wide 21:9 OLED gaming monitor with 240Hz refresh rate, 0.03ms response time, and immersive UWQHD resolution for competitive and cinematic gameplay
The LG 45GX90SA-B is a premium 44.5-inch ultra-wide OLED gaming monitor designed to deliver exceptional clarity, speed, and immersion for both competitive and cinematic gaming experiences. With a UWQHD resolution of 3440 × 1440 and a cinematic 21:9 aspect ratio, it provides an expansive field of view ideal for racing simulations, flight simulators, and immersive open-world gaming.
Built with advanced OLED panel technology, the display produces deep blacks, vibrant colors, and an outstanding contrast ratio of 1,500,000:1 for true-to-life image quality. The ultra-fast 0.03ms response time ensures instantaneous pixel transitions, reducing motion blur and delivering crystal-clear visuals during high-speed gameplay.
With a 240Hz refresh rate, the monitor provides ultra-smooth motion handling, making it ideal for competitive gaming and high-FPS simulation environments. The curved ultra-wide design enhances peripheral vision, creating a more natural and immersive viewing experience.
Integrated speakers provide convenient audio output without the need for external setups, while the adjustable ergonomic stand ensures comfortable positioning across different desk configurations.
Key Features
44.5-inch ultra-wide OLED display
UWQHD resolution (3440 × 1440)
21:9 cinematic aspect ratio
240Hz ultra-high refresh rate
0.03ms response time for near-instant pixel transitions
OLED panel with deep blacks and vibrant colors
1,500,000:1 contrast ratio
Immersive curved ultra-wide design
Integrated stereo speakers
Gaming-optimized motion clarity
Ideal for sim racing and flight simulation
Ergonomic height-adjustable stand
Specifications
Product Type: Gaming Monitor
Model: LG 45GX90SA-B
Screen Size: 44.5 inches
Panel Type: OLED
Resolution: 3440 × 1440 (UWQHD)
Aspect Ratio: 21:9
Refresh Rate: 240Hz
Response Time: 0.03ms
Brightness: 275 cd/m²
Contrast Ratio: 1,500,000:1
Speaker: Yes (Built-in)
Dimensions: 992.7 (W) × 541.7–661.7 (H) × 338.6 (D) mm
Display Type: Curved Ultra-Wide OLED
Compatibility
Compatible with PC gaming systems
Compatible with NVIDIA and AMD GPUs
Ideal for sim racing titles (Assetto Corsa, iRacing, ACC, AMS2)
Ideal for flight simulation (MSFS, X-Plane, DCS World)
Supports ultra-wide 21:9 game formats
Compatible with PlayStation and Xbox (limited ultra-wide support depending on game)
Works with HDMI and DisplayPort setups
Premium ultra-wide OLED gaming monitor designed for maximum immersion, ultra-fast response, and competitive performance across racing, flight, and AAA gaming titles
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