LG 39GX90SA-W 39-inch Ultragear WQHD (3440 x 1440) OLED Curved Gaming Monitor 240Hz, 1ms, NVIDIA G-Sync Compatible, AMD FreeSync Premium, VESA DisplayHDR True Black 400, webOS, USB Type-C, White

Price: $1,599.99
(as of Apr 18, 2025 09:27:53 UTC – Details)

Experience lightning-quick speed with up to a 240Hz refresh rate¹ and 0.03ms response time on a huge 39″ WQHD curved OLED monitor. The steep 800R curve surrounds you in the action. And with the 240Hz refresh rate, and 0.03ms response time, the action is fast, the play seamless and precise. Dive into UltraGear OLED’s immaculate visuals with up to 98.5% of DCI-P3 color coverage and a 1,500,000:1 contrast ratio for stunning blacks and vibrant colors. LG’s game-changing webOS streaming platform adds ease and versatility, letting you enjoy your favorite entertainment streaming platforms as well as cloud gaming services from one, simple to access home screen. Adaptive sync technologies FreeSync Premium and NVIDIA G-SYNC compatibility ensure tear-free, stutter-free performance, whether you’re on PC or next-gen consoles. Plus, the UltraGear’s 2-year OLED limited warranty and OLED Care features give you peace of mind, keeping your UltraGear monitor in top shape. Designed for gamers, the virtually borderless design complements any gaming setup, with height, tilt, and swivel adjustments for optimal comfort. The RBG backlighting creates the mood that’ll upgrade any battlestation. ¹Actual refresh rates may vary depending on computer graphics specifications and configurations.
²Internet connection and subscription to streaming services are required. Amazon, Prime Video and all related logos are trademarks of Amazon.com, Inc. or its affiliates. Amazon Prime membership and/or Prime Video fees apply. See primevideo.com/terms for details. HBO Max 2023 Warner Media, LLC. All Rights Reserved. HBO Max is used under license. Number of LG Channels subject to change.
³Internet connection and subscription to streaming services are required.
⁴Graphics card that supports DisplayPort 1.4 or HDMI 2.1 are required to achieve up to 240Hz refresh rate support. Graphics card sold separately.
⁵Software installation required. Visit Support on LG.com to download.
The 240Hz OLED Smart Gaming Monitor that’s Ahead of the (800R) Curve – The 39” WQHD OLED with a steep 800R curve and 1300-nit peak brightness pulls you deep into the action, while a 240Hz refresh rate and 0.03ms response time keep gameplay insanely fast and smooth. Plus, LG’s webOS lets you stream your favorites and cloud game—all from one epic screen.
Up to 240Hz & 0.03ms – Outrageous OLED Gaming Speed – Game at the speed of OLED with an ultra-fast 240Hz and near instantaneous 0.03ms (GtG) response time. The faster speed lets you respond quickly to opponents and enjoy smoother scenes with less lag or ghosting.
Your Favorite Streaming Services Plus Cloud Gaming – Thanks to webOS24, find your favorites fast with built-in access to Netflix, Prime Video, the Apple TV app, Disney+, HBO Max. And over 300 free LG Channels with everything from comedy to movies to sports. Game without a PC or console! Connect to your favorite cloud gaming services such as NVIDIA GeForce NOW, Amazon Luna, and Blacknut directly from the webOS home screen.
Ultimate Frame Sync: FreeSync Premium & G-SYNC Compatible – Say goodbye to screen tearing and stutter. With AMD FreeSync Premium and NVIDIA G-SYNC compatibility, this OLED monitor delivers ultra-smooth, tear-free visuals, giving you perfect frame sync across PC and next-gen console gaming.
Bright Picture. Deep Blacks, Brilliant Detail: OLED Gaming FTW – Get lost in vivid visuals with OLED technology, delivering exceptional brightness, up to 98.5% of DCI-P3 color coverage, a 1.5M:1 contrast ratio, and DisplayHDR True Black 400. Every gaming scene pops with deep blacks, brilliant highlights, and cinematic color.
The 800R Curve: Surround Yourself in the Action – See and feel the action all around you with the dramatic 800R curve. This steep curvature extends your periphery, pulling you deeper into the game and making the action more intense.
Low Glare, More Focus: Play Without Distractions – Stay in the zone with an OLED screen that’s designed to minimize glare and reflections. The anti-glare surface reduces light distractions, so you can keep your attention where it matters—on every move, every target, and every win.
webOS Gaming: AI Tools Customize Your Gaming Experience – Experience enhanced gaming in webOS with AI tools. Dynamic Tone Mapping and AI Picture sharpen visuals, while AI Personalized Picture Wizard customizes settings to your taste. AI Sound completes the package, delivering precision-tuned audio for every game or stream.
Unlock Your Potential with Advanced Gaming Features – Dynamic Action Sync reduces input lag for real-time response. Black Stabilizer brightens dark scenes to see what’s hidden. FPS Counter shows your real-time frame rate. Crosshair enhances precision for deadly accuracy.
OLED Protection: 2-Year Limited Warranty & Panel Care Tools – Rest easy knowing your OLED monitor is built to last. The 2-year limited warranty covers key components, including the OLED panel. And OLED Care tools such as pixel cleaning keep your display sharp, for reliable top-tier performance. Please see Warranty Information on this page for all warranty details.