LG - UltraGear 45" WQHD OLED 240Hz 0.03ms G-SYNC FreeSync Premium Pro Gaming Monitor with DisplayHDR400 TRUE - Black
Customers are saying
Customers appreciate the exceptional OLED quality, noting that both the size and visual clarity are perfect for their needs. Users also frequently highlight the impressive picture quality, which performs well for both gaming and watching videos. Additionally, the high refresh rate is highly regarded for providing a smooth and responsive experience.
Highlights
OLED Gaming Just Went Smart
The UltraGear 45” OLED gaming monitor combines ultra-wide scale, 240Hz speed, and 0.03ms response time for sharp, fluid gameplay with stunning contrast and color. With built-in webOS for streaming and cloud gaming, plus USB-C connectivity, it delivers a complete gaming and entertainment setup in one display.
The webOS-powered smart gaming monitor
Meet the smart gaming monitor powered by webOS and AI—built for how you play.³ Stream your favorite services and shows with free LG Channels and top apps, or jump straight into cloud gaming—no PC or console required. Everything’s right on screen, easily controlled with the remote for quick, hassle-free access.
alpha 8 AI Processor Powers Smarter Performance
Powered by the alpha 8 AI Processor 4K Gen9, your Smart Monitor intelligently optimizes picture and sound in real time. Think of it as the brain behind the experience—enhancing sharpness, balancing brightness, and improving audio clarity so everything looks and sounds better with less effort.
AI Sound Enhances Voices and Key Audio Cues
The AI Sound setting analyzes on-screen action and separates voices, sound effects, and background audio. AI Sound helps keep team comms clear while highlighting important gameplay cues—like approaching footsteps or nearby action—through speakers or connected headphones.
The LG Gaming Portal is now open
Browse LG’s Gaming Portal⁴ with a gamepad or remote, track rankings and points, and jump into a wide mix of games—from AAA titles to casual favorites. With access to leading cloud gaming services including Xbox Cloud Gaming, GeForce NOW, and Amazon Luna, plus native webOS app games, you can start playing instantly—no console or PC required.
Size Matters in OLED Gaming
The 21:9 45” UltraGear OLED delivers the ultimate ultra-wide screen space for gaming, offering more screen area than a 49” 32:9 screen. Get ready for a bigger, more immersive gaming experience that pulls you deeper into the action.
Bright OLED with MLA+
MLA+ pushes OLED brightness further, hitting up to 1300 nits peak for stronger highlights and better visibility in every scene. By improving light efficiency and reducing loss, MLA+ delivers brighter, visuals with enhanced contrast—so games look sharper and more defined.
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.
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.
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.
NVIDIA G-SYNC Compatible & AMD FreeSync Premium Pro
Minimize screen tearing and stuttering with NVIDIA G-SYNC compatibility and AMD FreeSync Premium Pro. These adaptive sync technologies help keep gameplay smooth and responsive by matching the monitor’s refresh rate to your GPU—so fast action stays clear with reduced blur and ghosting.
Serious Connectivity for Serious Gamers
Simplify your setup with USB-C—connect your laptop and get up to 65W power delivery through a single cable. For gaming, tap into WQHD resolution at up to 240Hz via DisplayPort 1.4 or HDMI 2.1 for smooth, seamless performance.
Personalize Your Display with Switch App
With the LG Switch app⁵, easily optimize your monitor for gaming or everyday use. Adjust brightness, fine-tune image quality, apply settings with a hotkey, split the screen into 11 layouts, and launch video calls in a click.
Action As It Happens with Dynamic Action Sync
Dynamic Action Sync minimizes input lag for faster reactions—so you can respond to every move, shot, or turn the instant it happens.
Black Stabilizer
Black Stabilizer brightens dark scenes, helping gamers spot enemies hiding in the shadows and react quickly during sudden flashes—keeping you one step ahead in every battle.
Advantage of Accuracy with Crosshair
Crosshair offers an accuracy advantage with center-display crosshairs that provide enhanced vision and precision for increased accuracy in first-person shooter games.
Battlestation upgrade Adjustable to Gamer Specs
Go bigger with a virtually borderless 45” OLED display built to keep you locked in. UltraGear’s slim, streamlined design pairs with height, tilt, and swivel adjustments—so you can dial in your perfect view and stay comfortable through every session.
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.
- Refresh Rate240HzMaximum Resolution3440 x 1440Response Time0.03 millisecondsSynchronization TechnologyFreeSync Premium Pro (AMD Adaptive Sync), G-SYNC Compatible (NVIDIA Adaptive Sync)Screen Size44.5 inches
Reviews
Rating 4.9 out of 5 stars with 22 reviews
- OLED Quality (8)
- Picture Quality (4)
- Refresh Rate (4)
Customer Images
The vast majority of our reviews come from verified purchases. Reviews from customers may include My Best Buy members, employees, and Tech Insider Network members (as tagged). Select reviewers may receive discounted products, promotional considerations or entries into drawings for honest, helpful reviews.
Compare similar products
The UltraGear 45” OLED Smart gaming monitor delivers the speed, scale, and smart performance serious players demand. The ultra-wide 21:9 display provides more usable screen space than a 49” 32:9 setup, giving you a broader view for deeper, more controlled gameplay. OLED technology powers vivid color, deep blacks, and a 1.5M:1 contrast ratio, enhanced by DisplayHDR True Black 400 and up to 98.5% DCI-P3 coverage. Stay competitive with a 240Hz refresh rate¹ and ultra-fast 0.03ms (GtG) response time for sharp, fluid motion with reduced blur. NVIDIA G-SYNC Compatible² and AMD FreeSync Premium Pro help keep gameplay smooth and tear-free. MLA+ technology boosts brightness up to 1300 nits peak for stronger highlights and better visibility. The 800R curve pulls you deeper into the action, while the virtually borderless design keeps your focus locked in. Built-in webOS lets you stream content or jump into cloud gaming—no PC or console required. USB-C with 65W power delivery simplifies your setup, while the adjustable stand keeps you comfortable through every session.
Unleash unparalleled gaming prowess with the world's first 5K2K WUHD (5120 x 2160) resolution OLED gaming monitor¹. This 45" curved UltraGear monitor elevates your gameplay experience with Dual Mode technology. Dual Mode lets a player switch between breathtaking UHD visuals at up to 165Hz, or Full HD at a blistering 330Hz for ultra-responsive gameplay in FPS, MOBA, or racing titles²—all at the touch of a hotkey. Immerse yourself in up to 1300 nits brightness in UltraGear OLED brilliance, boasting up to 98.5% DCI-P3 color coverage, a staggering 1.5M:1 contrast ratio, and DisplayHDR True Black 400. The dramatic 800R curve and 21:9 aspect ratio offer more vertical screen space than a 49” 32:9 display, pulling you deeper into the action like never before. A sleek, slim design offers adjustable height, tilt, and swivel controls for your perfect view, complemented by RGB backlighting to set the mood for your battlestation. Equipped with DisplayPort 2.1, HDMI 2.1 ports, and USB Type-C with 65W power delivery, plus NVIDIA G-SYNC Compatible and AMD FreeSync Premium Pro support, you’ll enjoy smooth, tear-free gaming at high refresh rates. UltraGear's 2-year limited warranty and OLED Care tools, give you OLED gaming peace of mind as well.
Experience lightning-quick speed with up to a 240Hz refresh rate¹ and 0.03ms response time on a huge 45" WQHD curved OLED monitor. UltraGear Fact: The 45-inch 21:9 45” UltraGear OLED monitor delivers more screen area than a 49-inch 32:9 aspect ratio screen. The sweeping, 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 Pro 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 pivot adjustments for optimal comfort. The RBG backlighting creates the mood that’ll upgrade any battlestation.
Samsung’s 49" Odyssey OLED G9 Dual QHD Curved Gaming Monitor takes gaming to new heights. Content springs to life with a wider color spectrum and vibrant images on a 5120 x 1440 resolution screen. OLED technology delivers near instant reaction time with 0.03ms (GtG) and a 240Hz refresh rate. G-Sync compatibility keeps the GPU and panel in perfect sync, which reduces choppiness, screen lag, and image tearing. The wide 32:9 screen in Dual QHD resolution and 110 PPI provides an unparalleled level of clarity. OLED Glare Free technology significantly reduces glare from external sources for a distraction-free presentation. OLED Safeguard automatically adjusts brightness, reduces heat, and dims during breaks. Deep Black Levels depict truer black and dark colors on screen for supreme depth in every game. The ergonomic height-adjustable stand with tilting enables the ideal angles during game play. HDMI 2.1, Micro HDMI, DisplayPort, USB-C Upstream and Downstream ports provide increased flexibility and reduce cable clutter. CoreSync & Core Lighting+ add color and enhance the screen’s surroundings for an immersive experience. Picture-in-Picture and Picture-by-Picture makes multitasking easy and efficient. 3-Year Warranty.
| Pros for LG - UltraGear 45" WQHD OLED 240Hz 0.03ms G-SYNC FreeSync Premium Pro Gaming Monitor with DisplayHDR400 TRUE - Black | |||
|---|---|---|---|
| OLED Quality, Refresh Rate, Picture Quality | Overall Performance, Screen Size, OLED Quality, Resolution, Refresh Rate | Overall Performance, Screen Size, OLED Quality, Refresh Rate, Resolution | Overall Performance, Screen Size, Refresh Rate, OLED Quality, Resolution |
| Cons for LG - UltraGear 45" WQHD OLED 240Hz 0.03ms G-SYNC FreeSync Premium Pro Gaming Monitor with DisplayHDR400 TRUE - Black | |||
| There were no cons for this product— | Connectivity | Connectivity, Text Clarity, Software | Connectivity, Speakers, Glare, Port Selection |
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