Expert Service. Unbeatable Price.

• About Us
• Contact Pick Up
• Returns

Best Buy Logo

Welcome to the Best Buy store

LG - UltraGear 45" WQHD OLED 240Hz 0.03ms G-SYNC FreeSync Premium Pro Gaming Monitor with DisplayHDR400 TRUE - Black

The UltraGear 45OLED 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 4932:9 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 gamingno PC or console required. USB-C with 65W power delivery simplifies your setup, while the adjustable stand keeps you comfortable through every session.

Included Items

• Monitor
• Power Cable
• HDMI 2.1 Cable
• DisplayPort Cable
• USB-C Cable
• Remote Control (with batteries)

Features

OLED Gaming Just Went Smart
The UltraGear 45OLED 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 AIbuilt for how you play.³ Stream your favorite services and shows with free LG Channels and top apps, or jump straight into cloud gamingno PC or console required. Everythings 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 experienceenhancing 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 cueslike approaching footsteps or nearby actionthrough speakers or connected headphones.

The LG Gaming Portal is now open
Browse LGs Gaming Portal⁴ with a gamepad or remote, track rankings and points, and jump into a wide mix of gamesfrom 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 instantlyno console or PC required.

Size Matters in OLED Gaming
The 21:9 45UltraGear OLED delivers the ultimate ultra-wide screen space for gaming, offering more screen area than a 4932:9 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 contrastso 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 monitors refresh rate to your GPUso fast action stays clear with reduced blur and ghosting.

Serious Connectivity for Serious Gamers
Simplify your setup with USB-Cconnect 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 reactionsso 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 flasheskeeping 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 45OLED display built to keep you locked in. UltraGears slim, streamlined design pairs with height, tilt, and swivel adjustmentsso 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 Number:45GX90SB-BProduct Name:UltraGear 45" WQHD OLED 240Hz 0.03ms G-SYNC FreeSync Premium Pro Gaming Monitor with DisplayHDR400 TRUE BLACKColor:BlackRefresh Rate:240HzMaximum Resolution:3440 x 1440Native Resolution:3440 x 1440Contrast Ratio:1,500,000:1Response Time:0.03 millisecondsDisplay Type:OLEDSynchronization Technology:FreeSync Premium Pro (AMD Adaptive Sync), G-SYNC Compatible (NVIDIA Adaptive Sync)Aspect Ratio:21:9Curved Screen:trueBrightness:275 candela per square meterScreen Size:44.5 inchesHigh Dynamic Range (HDR):trueHigh Dynamic Range Format:VESA Certified DisplayHDR 400 True BlackOLED Technology:Standard OLEDNumber of DisplayPort Inputs (Total):1Number of HDMI Inputs (Total):2Display Connector(s):2 x HDMI 2.1, 1 x DisplayPort 1.4Number of USB Ports (Total):3USB Ports:2 x USB-A, 1 x USB-CHeadphone Jack:trueWall Mountable:trueTiltable:trueAdjustable Stand Height:trueBuilt-In Webcam:falseIntegrated Speaker(s):trueProduct Height With Stand:26.1 inchesProduct Height Without Stand:18 inchesProduct Width:39 inchesProduct Depth (With Stand):13.3 inchesProduct Depth Without Stand:8.6 inchesProduct Weight:30 poundsStand Included:trueENERGY STAR Certified:falseEPEAT Qualified:falseOperating System Compatibility:Not Applicable, Not Applicable, Not Applicable, Not Applicable, Not ApplicableWarranty - Parts:2-Year Parts and LaborWarranty - Labor:2-Year Parts and Labor
• About Us
• Contact Pick Buy Logo

  Prices and offers are subject to change. Copyright 2017 Best Buy. All rights reserved. BEST BUY, the BEST BUY logo, the Tag Design, MY BEST BUY, and BESTBUY.COM are trademarks of Best Buy and its affiliated companies.