LG 34GX90SA-W computer monitor 86.4 cm (34 inch) 3440 x 1440 pixels Wide Quad HD OLED White

The webOS-powered smart gaming monitor
Introducing the smart gaming monitor, powered by webOS with AI, allowing you to relax during game breaks with effortless streaming1), including free LG Channels and numerous streaming options. Plus, access high-performance cloud gaming1) without a separate PC or console, all easily controlled with the remote2) for added convenience.

The Gaming Portal is now open
The Gaming Portal is a gaming-friendly platform that offers a tailored experience, with options to select menus for gamepads or remote controls and support for personalized gamification. You can track rankings and points among players, while easily accessing a wide range of titles, from AAA to social games. With partnerships with leading cloud gaming services like GeForce NOW, Amazon Luna, and soon Xbox Cloud, along with native webOS app games, it allows gaming without the need for external consoles or devices, delivering the ultimate gaming experience.

Sharper characters, enhanced realism
With AI Picture, it delivers lifelike game visuals that highlight faces and bodies, reduce noise, and add depth. Every detail, from subtle expressions to enemy movements, is easy to catch, ensuring a focused screen for total immersion in gaming or streaming.

Come alive with brightness and contrast
Enjoy visuals as they were meant to be seen, with Dynamic Tone Mapping adjusting brightness and contrast for optimal detail and realism. Movies and games come alive with rich immersion and consistent quality across all content.

Crafted for your taste
Pick an image you like, and AI Personalised Picture Wizard will find your perfect match from 85 million choices, saving it to your profile. Get ready to level up your gaming and video experience with a look that's uniquely you.

Detect, distinguish, fine-tuned sound
Detects your space and delivers perfectly tuned audio through a simulated 9.1 channel setup, pinpointing sound locations for a tactical edge without the need for extra speakers or headsets. Also, it distinguishes the gamer's voice from ambient sound, adjusting voice levels and clarity to keep you focused on your game.

UltraWide view with deep black OLED
The 34-inch WQHD (3440x1440) display offers a 34% wider view than standard 16:9 screens, delivering sharp and clear visuals across the expansive display. This WQHD OLED represents boldly darker shadows, brighter lights, and vibrant colours for gameplay in any environment.

The brightest OLED
Experience stunning visuals with LG WOLED. Built on LG's OLED leadership and featuring Micro Lens Array+ (MLA+) technology, it delivers up to 37.5% brighter SDR, optimising light efficiency and minimising loss. It represents a standard luminosity of 275 nits (APL 100%) and a peak brightness of 1300 nits (APL 1.5%). With Delta E ≦ 2 colour accuracy, it ensures vivid, true-to-life colours for immersive, precise gaming even in bright environments.

Go wide. Not short.
The 21:9 UltraWide sweet spot for gaming
The 21:9 curved OLED monitor provides an immersive and captivating experience for both gaming and various entertainment content, thanks to its balanced and optimized aspect ratio.

The ideal curvature is 800R
Immerse yourself in the 800R curve 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.

Deeper black, realistic colour
Experience unparalleled depth and vibrant realism with VESA DisplayHDR true black 400, delivering detailed black expression even in the darkest scenes. With a 1.5M contrast ratio, DCI-P3 98.5% (typical) colour gamut ensures that colours are displayed with realistic detail, just as originally intended.

Advanced eye comfort technologies by three UL verifications
Featuring an anti-glare finish, LG WOLED’s advanced eye comfort technologies minimise frustrating reflections and keep your eyes comfortable, delivering crystal-clear gaming performance with consistent clarity. With UL verifications in key areas—limiting harmful blue light exposure and preventing distractions from flickering lights—these technologies promote visual comfort and contribute to a smoother gaming experience, whether you’re gaming in bright environments or LED-lit rooms.

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
Powered by AMD FreeSync™ Premium, NVIDIA-validated G-SYNC® compatibility, and VESA AdaptiveSync™ certification, this monitor ensures tear-free, ultra-smooth visuals and low latency, delivering unmatched gaming precision and fluidity.

Certified with a widely adopted technology
Powered by AMD FreeSync™ Premium and NVIDIA-validated G-SYNC® compatibility, this monitor ensures tear-free, ultra-smooth visuals and low latency, delivering unmatched gaming precision and fluidity.

Advanced gaming features
•Low Latency reduces input lag for real-time response.
•Black Stabiliser brightens dark scenes, helping gamers spot enemies and details.
•Crosshair enhances precision for deadly accuracy.
•FPS Counter shows your real-time frame rate.

Plunge into a multitude of games
LG UltraGear™ monitors deliver smooth, responsive gameplay for both PC and console, whether you're diving into fast-paced action or exploring vast open worlds. With HDMI 2.1 support, they offer flexible compatibility—from keyboard and mouse to joystick—along with fluid motion, low latency, and vibrant details for an optimised gaming experience across various genres and platforms.

All-in-One USB-C for responsive gaming
Connect your laptop to the monitor with a USB-C cable for up to 65W power delivery, eliminating the need for a separate adapter. Enjoy WQHD resolution and a 240Hz refresh rate via DP 1.4 or HDMI 2.1, ensuring your gaming remains uninterrupted.

Easy to optimise effortlessly with LG Switch
The LG Switch app optimises your monitor for both work and life. You can easily split the display into up to 11 options, change the theme design, or launch a video call platform with a mapped hotkey. Plus, you can quickly navigate and select smart functions with the keyboard and mouse, while seamlessly switching between your PC and webOS using shortcut keys.

Clutter-free, sleek design
The clutter-free L-stand and sleek design are crafted to save desk space and minimise dead zones, making your setup clean and efficient. Experience hexagon lighting and a virtually borderless 4-sided design, paired with a fully adjustable base for swivel, tilt, and height adjustments.

How to use

Connect your PC, console or laptop via HDMI 2.1, DisplayPort 1.4 or USB-C. If using a laptop, a single USB-C cable can provide up to 65W power delivery while carrying video. Use the remote or keyboard and mouse to navigate webOS, access the Gaming Portal and launch cloud gaming services or native apps. For optimal image, allow AI Picture and Dynamic Tone Mapping to adjust brightness and contrast automatically; use the AI Personalised Picture Wizard to select a preferred profile. Enable adaptive sync and set your GPU output to match 240 Hz for lowest latency and smooth motion.

Recommendations

For competitive gameplay, connect via DisplayPort 1.4 or HDMI 2.1, enable adaptive sync and select the highest refresh rate in your system settings. Use the AI audio features for clearer in-game voice communication and run the AI Personalised Picture Wizard in a typical lighting environment to get the most accurate profile.