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Overview

Bring your games to life with the LG 45GX900A-B 45-inch curved OLED gaming monitor, designed for an immersive visual experience with deep contrast and vivid colours. Enjoy seamlessly smooth motion with a 240Hz refresh rate and adaptive sync technology for responsive, tear-free gameplay.
  • 45 in. 3440 x 1440 QHD curved OLED display
  • 240Hz refresh rate, FreeSync Premium Pro & G-SYNC Compatible
This description was generated by AI and reviewed for accuracy.
Open Box

Open Box - LG 45" Ultrawide UWQHD Curved OLED Gaming Monitor (45GX900A-B) - G-SYNC/FreeSync - 0.03ms GTG - 240Hz

Model: 45GX900A-B
Web Code: 19776393
Sold and shipped by | 4.1 seller rating (11,109 reviews)

Available for deliveryAvailable online only

Delivery times vary by location. Most Marketplace items leave sellers' locations within 2 business days. Allow additional time for shipping.

Seller Return Policy

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Warranty

Check with the manufacturer for details.

For Quebec residents: See the Availability Guarantee disclosure in the Specifications section below.

What's included:

  • LG Monitor
  • External Power Adapter
  • HDMI Cable
  • Displayport Cable
  • USB-C Cable
What you need to know
  • 45 in. 3440 x 1440 QHD OLED panel offers a wide, immersive picture
  • OLED technology delivers true blacks and high contrast from every angle
  • 240Hz refresh rate provides ultra-smooth, responsive on-screen motion
  • FreeSync Premium Pro and G-SYNC Compatible minimize screen tearing and stutter
  • DisplayHDR True Black 400 and HDR 10 enhance contrast and visual detail
Screen & Picture
  • 45 in. 21:9 OLED display with 800R curve creates an engrossing, cinema-like view
  • OLED panel supports up to 98.5% DCI-P3 colour for rich, lifelike hues
  • DisplayHDR True Black 400 and HDR 10 deliver deep blacks and brilliant highlights for vivid visuals
  • Colour calibrated in factory and HW calibration ready help ensure accurate images
  • 1.5M:1 contrast ratio and 178-degree viewing angles maintain detail and clarity
Motion & Gaming
  • 240Hz refresh rate and 0.03ms GTG response time enable lightning-fast gameplay
  • FreeSync Premium Pro and G-SYNC Compatible keep motion tear-free and smooth
  • Dynamic Action Sync minimizes input lag for real-time responsiveness
  • Black Stabilizer reveals hidden details in dark gaming scenes for a competitive edge
  • FPS Counter helps track performance for consistently smooth gameplay
  • Crosshair feature improves aiming accuracy
Viewing Comfort
  • Reader Mode adjusts screen brightness for comfortable reading
  • UL-verified flicker-free display reduces on-screen flicker for less eye fatigue
  • Glare free screen minimizes distracting reflections for better focus
  • Low blue light hardware solution platinum helps lower blue light exposure
  • Colour weakness adjustment supports colourblind users
Features
  • 2PBP and PIP let you view content from multiple sources at the same time
  • Built-in speakers provide audio without external equipment
Connections
  • Two HDMI, one DisplayPort, one USB-C with 65W power delivery, two USB-A v3.0, and four-pole headphone out offer wide connectivity
  • VESA mountable design supports 100 x 100 mounting for flexible setup
Stand, Mounting & Dimensions
  • Height, tilt, swivel, and rotate-to-portrait adjustments support ergonomic viewing
Power & Efficiency
  • Smart energy saving reduces overall power consumption in use and helps manage costs
This description was generated by AI and reviewed for accuracy.

For Quebec residents – Disclosure under the Consumer Protection Act

In compliance with Bill 29, Best Buy and third-party sellers on Best Buy Marketplace do not guarantee the availability of replacement parts, repair services, or maintenance information for any products. Coverage provided through any Best Buy Protection programs and applicable manufacturer warranties, if any, remain in place. Please contact the manufacturer directly for information about their availability guarantee.

Shipping Charges

Free standard shipping on all orders over $14 (before taxes, fees, and promo codes).

Processing Time

Most items ship within 2 business days after an order is placed*. Allow additional time for shipping to your address.
*Please note: If an item you ordered becomes unavailable, you'll be notified and a full refund will be processed within 2 business days.

Shipping Area Restrictions

Shipping is not available in the following areas*:
  • No restrictions in Canada
*Please note: Shipping area restrictions may vary for large items. If an item can't be shipped to your address, we'll let you know during the checkout process.
Product Category
Monitors
Return/Exchange Period
30 days
Condition
Opened

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