Menu
Home/Shop/Monitors/LG 45GX900A-B 45-Inch Ultragear WQHD (3440 x 1440) OLED Curved Gaming Monitor, 240Hz, 0.03ms, NVIDIA G-Sync, VESA DisplayHDR True Black 400, HDMI 2.1, DisplayPort, USB Type-C PD 65W 45 inches 45GX900A-B

LG Monitors

LG 45GX900A-B 45-Inch Ultragear WQHD (3440 x 1440) OLED Curved Gaming Monitor, 240Hz, 0.03ms, NVIDIA G-Sync, VESA DisplayHDR True Black 400, HDMI 2.1, DisplayPort, USB Type-C PD 65W 45 inches 45GX900A-B

View 1 of 17

LG 45GX900A-B 45-Inch Ultragear WQHD (3440 x 1440) OLED Curved Gaming Monitor, 240Hz, 0.03ms, NVIDIA G-Sync, VESA DisplayHDR True Black 400, HDMI 2.1, DisplayPort, USB Type-C PD 65W 45 inches 45GX900A-BView on Amazon
100%

LG 45GX900A-B 45-Inch Ultragear WQHD (3440 x 1440) OLED Curved Gaming Monitor, 240Hz, 0.03ms, NVIDIA G-Sync, VESA DisplayHDR True Black 400, HDMI 2.1, DisplayPort, USB Type-C PD 65W 45 inches 45GX900A-B · 1 of 17

Pinch or use +/− to zoom. Drag to pan; swipe between views when zoomed out. Escape closes.
View on Amazon

Affiliate link · We may earn a commission.

Compare alternatives

Check the selected model, current price and delivery at the retailer.

Adaptive Sync
FreeSync Premium Pro, G-Sync Compatible
Additional Features
Built-In Speakers, Curved, Dynamic Action Sync, Height Adjustment, High Dynamic Range, Swivel Adjustment, Ultrawide Screen
Aspect Ratio
21:9
Brand
LG
Personal shopping help

Make the right choice for you.

Get practical advice and options that fit your needs.

LG 45GX900A-B 45-Inch Ultragear WQHD (3440 x 1440) OLED Curved Gaming Monitor, 240Hz, 0.03ms, NVIDIA G-Sync, VESA DisplayHDR True Black 400, HDMI 2.1, DisplayPort, USB Type-C PD 65W 45 inches 45GX900A-B. Screen Size: 45 inches; Resolution: QHD Ultra Wide 1440p; Screen Surface Description: Matte; Screen Finish: Matte.

Check current price at Amazon

Current stock has not been confirmed. Check the retailer for the selected model, price and delivery.

Retailer prices, shipping and returns apply.

Where it fits

Compare the listed screen size (45 inches) with your own measurements and the space or equipment you need to accommodate.

Worth considering

  • Compare the listed resolution (QHD Ultra Wide 1440p) with the requirement that matters for your intended setup before selecting this configuration.

Compare the details below with your needs before ordering.

Know the details

The facts, at a glance.

Match the exact configuration

Model: 45GX900A-B.AUS. Check the selected retailer configuration against these details, including dimensions, connection requirements and included items.

Before ordering, review the selected configuration on Amazon, including its model, included items and compatibility.

ASINB0FDC38XGQ
Adaptive SyncFreeSync Premium Pro, G-Sync Compatible
Additional FeaturesBuilt-In Speakers, Curved, Dynamic Action Sync, Height Adjustment, High Dynamic Range, Swivel Adjustment, Ultrawide Screen
Aspect Ratio21:9
Best Sellers Rank#3,260 in Electronics (See Top 100 in Electronics) #139 in Computer Monitors
BrandLG
Brightness275 candela_per_square_meter
ColorBlack
Color Gamut99
Connectivity TechnologyDisplayPort, HDMI, USB Type C
Contrast Ratio1500000:1
Customer Reviews4.2 4.2 out of 5 stars (141) 4.2 out of 5 stars
Display Resolution Maximum3440 x 1440 pixels
Display TechnologyWQHD
Display TypeOLED
GTIN195174124062
Hardware ConnectivityDisplayPort, HDMI, USB Type C
Included ComponentsDisplayPort Cable, HDMI 2.1 Cable, Monitor, USB-C Cable
Item Dimensions D x W x H13.3"D x 39.1"W x 26.1"H
Item Weight29.8 pounds
ManufacturerLG Electronics Inc.
Model Name45GX900A-B.AUS
Model Number45GX900A-B.AUS
Mounting TypeWall Mount
Native Resolution3440x1440
Picture Quality Enhancement TechnologyDisplayHDR True Black 400, HDR 10
Pixel Pitch0.3
Power Consumption70 watts
Refresh Rate240 hertz
ResolutionQHD Ultra Wide 1440p
Response Time0.03 milliseconds
Screen FinishMatte
Screen Size45 inches
Screen Surface DescriptionMatte
ShapeCurved
Specific Uses For ProductGaming, Multimedia, Personal
Total Number of HDMI Ports2
Total USB 3.0 Ports2
Total Usb Ports3
UPC195174124062
Unit Count1 Count
Viewing Angle178 degrees
Warranty Description2 Year Manufacturer
Warranty Type2 Years Manufacturer Warranty

Product information & sources

Information reviewed 2026-10-16. Confirm the current configuration, dimensions and compatibility before purchasing.

Relevant alternatives

Another angle on the same essential.

Explore monitors ↗
22 Inch Computer Monitor FHD 1080p IPS 75Hz FreeSync HDMI Gaming Black 22 Inches 22"FHD 75Hz IPS
ETiansumonitors

22 Inch Computer Monitor FHD 1080p IPS 75Hz FreeSync HDMI Gaming Black 22 Inches 22"FHD 75Hz IPS

Flicker-Free Eye Care & Wide Color Gamut (sRGB 99% + 90% DCI-P3): Low blue light mode and flicker-free technology help provide a more comfortable viewing experience during extended work sessions. The IPS panel covers 99% sRGB and 90% DCI-P3 color gamut, delivering rich, accurate colors with wide viewing angles that maintain consistency from any position.

Check current price at AmazonCompare +
Explore product ↗View on Amazon

Affiliate link · We may earn a commission.

Acer 23.8in FHD 1920x1080 IPS 120Hz Office Monitor KB242Y G0bi 23.8-inch IPS FHD 120Hz
Acermonitors

Acer 23.8in FHD 1920x1080 IPS 120Hz Office Monitor KB242Y G0bi 23.8-inch IPS FHD 120Hz

Incredible Images: The Acer KB242Y G0bi 23.8" monitor with 1920 x 1080 Full HD resolution in a 16:9 aspect ratio presents stunning, high-quality images with excellent detail. The zero-frame design provides maximum visibility of the screen from edge-to-edge.

Check current price at AmazonCompare +
Explore product ↗View on Amazon

Affiliate link · We may earn a commission.

Acer 27in FHD 1920x1080 IPS 120Hz Gaming Monitor | Office KB272 G0bi 27-inch IPS FHD 120Hz
Acermonitors

Acer 27in FHD 1920x1080 IPS 120Hz Gaming Monitor | Office KB272 G0bi 27-inch IPS FHD 120Hz

Incredible Images: The Acer KB272 G0bi 27" monitor with 1920 x 1080 Full HD resolution in a 16:9 aspect ratio presents stunning, high-quality images with excellent detail.

Check current price at AmazonCompare +
Explore product ↗View on Amazon

Affiliate link · We may earn a commission.

A little context before you choose.

Choose a screen, then check the complete connection.↗Monitor size calculator: diagonal into desk space↗

Your privacy

Analytics preferences

May we use optional Google Analytics to understand page views and shopping interactions? Advertising personalization stays disabled. Your choice does not affect browsing.

You can change your choice here at any time. Read our privacy policy.