Overview



UltraWide view with deep black OLED
The 39-inch WQHD (3440x1440) display offers a 34% wider view than standard 16:9 screens, delivering sharp and clear visuals across the expansive display. This WQHD OLED represents boldly darker shadows, brighter lights, and vibrant colors for gameplay in any environment.

Brightest OLED
Experience stunning visuals with LG WOLED. Built on LG's OLED leadership and featuring Micro Lens Array+ (MLA+) technology, it delivers up to 37.5% brighter SDR, optimizing light efficiency and minimizing loss. It represents a standard luminosity of 275 nits (APL 100%) and a peak brightness of 1300 nits (APL 1.5%), ensuring vivid, true-to-life colors for immersive, precise gaming even in bright environments.

Go wide. Not short.
The 21:9 UltraWide sweet spot for gaming
The 21:9 curved OLED monitor provides an immersive and captivating experience for both gaming and various entertainment content, thanks to its balanced and optimized aspect ratio.

The ideal curvature 800R
Immerse in the 800R curve for a consistent FOV (Field of View) on a desk designed to match natural sight, placing you at the core of its curvature. With a consistent 90-degree viewing angle across the entire screen, it delivers vivid, distortion-free graphics as you explore the gaming universe.

Deeper black,
realistic color

Experience unparalleled depth and vibrant realism with VESA DisplayHDR true black 400, delivering detailed black expression even in the darkest scenes. With a 1.5M contrast ratio, DCI-P3 98.5% (typical) color gamut ensures that colors are displayed with realistic detail, just as originally intended.

Advanced eye comfort technologies
by three UL verifications

Featuring an anti-glare finish, LG WOLED’s advanced eye comfort technologies minimize frustrating reflections and keep your eyes comfortable, delivering crystal-clear gaming performance with consistent clarity. With UL verifications in key areas—limiting harmful blue light exposure and preventing distractions from flickering lights—these technologies promote visual comfort and contribute to a smoother gaming experience, whether you’re gaming in bright environments or LED-lit rooms.

0.03ms (GtG) speed,
240Hz smooth gameplay

To bring you a swift 0.03ms (GtG) response and a rapid 240Hz refresh rate, reducing reverse ghosting for crystal-clear, fluid visuals. Dive into more immersive gameplay with every frame.

All-in-One USB-C for responsive gaming
Connect your laptop to the monitor with a USB-C cable for up to 65W power delivery, eliminating the need for a separate adapter. Enjoy WQHD resolution and a 240Hz refresh rate via DP 1.4 or HDMI 2.1, ensuring your gaming remains uninterrupted.

Smooth motion, infinite play
Our monitor certified with ClearMR 13000, exceeding VESA testing with a Clear Motion Ratio of over 12500. It brings to captures the subtle blurring that occurs around the edges of moving objects, display fast-moving action with fine details.

Advanced gaming features
•Low Latency reduces input lag for real-time response.
•Black Stabilizer brightens dark scenes, helping gamers spot enemies and details.
•Crosshair enhances precision for deadly accuracy.
•FPS Counter shows your real-time frame rate.

Plunge into the world of PC and console gaming!
LG UltraGear™ monitors deliver smooth, responsive gameplay for both PC and console, whether you're diving into fast-paced action or exploring vast open worlds. With HDMI 2.1 support, they offer flexible compatibility—from keyboard and mouse to joystick—along with fluid motion, low latency, and vibrant details for an optimized gaming experience across various genres and platforms.

Plugin for immersive sound effect
Enjoy gaming with seamless voice chat via the 4-pole headphone out. Get fully immersed with the virtual 3D sound powered by DTS Headphone:X, while the built-in 7W x2 speakers with Depth-Sound technology deliver a powerful, dynamic audio experience.

Seamless gameplay powered by LG Switch
The LG Switch app optimizes your monitor for both gaming and everyday life. Effortlessly customize your preferred image quality and brightness, then apply your settings instantly with a hotkey. Plus, you can split the display into 11 options and quickly launch your video call platform, making it even more convenient.

Protecting OLED via On-Screen Display
Through On-Screen Display, you adjust OLED brightness and enable protection settings to prevent afterimages or burn-in, allowing you to enjoy superior OLED picture quality for longer. Plus, gamers can also easily customize their gaming setup for optimal performance.

Clutter-free, sleek design
The clutter-free L-stand and sleek design are crafted to save desk space and minimize dead zones, making your setup clean and efficient. Experience hexagon lighting and a virtually borderless 4-sided design, paired with a fully adjustable base for swivel, tilt, and height adjustments.




At-a-glance



  • 240Hz refresh rate/ 0.03ms (GtG) response time

  • 39-inch WQHD (3440x1440) OLED display

  • Clutter-free, L-stand sleek design

  • DisplayHDR True Black 400 / DCI-P3 98.5%

  • NVIDIA® G-SYNC® Compatible / VESA Certified AdaptiveSync / AMD FreeSync™ Premium Pro

  • The 21:9 UltraWide sweet spot for gaming




Reasons to buy


  • 240Hz refresh rate/ 0.03ms (GtG) response time
  • 39-inch WQHD (3440x1440) OLED display
  • Clutter-free, L-stand sleek design
  • DisplayHDR True Black 400 / DCI-P3 98.5%
  • NVIDIA® G-SYNC® Compatible / VESA Certified AdaptiveSync / AMD FreeSync™ Premium Pro
  • The 21:9 UltraWide sweet spot for gaming

Specification


Technical Description: LG 39GX900A-B computer monitor 99.1 cm (39") 3440 x 1440 pixels Wide Quad HD OLED Black

Design
Product colour:
Black
Market positioning:
Gaming

Display
DCI-P3 coverage:
98.5%
Colour gamut standard:
DCI-P3
High Dynamic Range (HDR) technology:
DisplayHDR 400 True Black, HDR Effect, High Dynamic Range 10 (HDR10)
High Dynamic Range (HDR) supported:
Yes
Display diagonal (metric):This is the size of the display screen, measured diagonally.
99.1 cm
Pixel pitch:This is the parameter of a picture tube, which specifies the shortest distance between two dots of the same colour. The principle is: the smaller the dot pitch, the better sharpness of image.
0.266 x 0.266 mm
Display number of colours:
1.07 billion colours
Viewing angle, vertical:Maximum vertical angle at which a display can be viewed with acceptable visual performance.
178°
Viewing angle, horizontal:Maximum horizontal angle at which a display can be viewed with acceptable visual performance.
178°
Maximum refresh rate:
240 Hz
Contrast ratio (typical):The difference in light intensity between the brightest white and the darkest black.
1500000:1
Screen curvature rating:
800R
Screen shape:
Curved
Response time measurement type:
GTG (Gray to Gray)
Response time:The response time is the time difference between the moment that a source (for example a video card) sends a signal and that equipment (for example a monitor) receives or display the signal. (Used abbreviations: R/F = Rise and Fall.)
0.03 ms
Display brightness (typical):
275 cd/m²
Panel type:
OLED
HD type:Type of supported High Definition (e.g. Full HD, 4K Ultra HD).
Wide Quad HD
Touchscreen:A screen of a laptop, smartphone, etc., that responds to touch so you can control the interface using your fingers.
No
Display technology:The technology used in the display e.g. plasma, LED.
OLED
Native aspect ratio:The aspect ratio is the ratio of the width of an image to its height. The native aspect ratio is the one which the projector/display is particularly designed for. Images shown in native aspect ratio will utilize the entire resolution of the display and achieve maximum brightness. Images shown in other than native aspect ratio will always have less resolution and less brightness than images shown in native aspect ratio.
21:9
Display resolution:The number of distinct pixels in each dimension that can be displayed. It is usually quoted as width × height, with the units in pixels: for example, "1024 × 768" means the width is 1024 pixels and the height is 768 pixels. The higher the number of pixels, the sharper the image.
3440 x 1440 pixels
Display diagonal:Size of the display for this product, measured diagonally, usually in inches.
99.1 cm (39")

Ergonomics
Picture-in-Picture:Picture-in-picture (PiP) is a feature of some television receivers and similar devices. One program (channel) is displayed on the full TV screen at the same time as one or more other programs are displayed in inset windows. Sound is usually from the main program only.
Yes
Tilt adjustment:The tilt, which means the angle at which the device is pointing (up or down), can be changed.
Yes
Swivelling:
Yes
Height adjustment:The part of the device that can be adjusted to change the height.
Yes
Panel mounting interface:
100 x 100 mm
VESA mounting:
Yes

Multimedia
RMS rated power:RMS (Root mean square) is a measure of the continuous power required by a device, in particular audio amplfiers and loudspeakers.
14 W
Number of speakers:The quantity of speakers included in/with the product.
2
Built-in speaker(s):The device contains speaker(s) to produce sound.
Yes

Other features
FPS counter:
Yes
Brand specific technologies:
Black Stabilizer

Packaging data
Package weight:Weight of the packaged product.
17.5 kg
Package height:The distance from the top to the bottom of the packaging.
338 mm
Package depth:The distance from the front to the back of the packaging.
550 mm
Package width:The distance from one side of the packaging to the other.
985 mm

Performance
Smart modes:
Energy saving
AMD FreeSync type:
FreeSync Premium Pro
AMD FreeSync:
Yes
NVIDIA G-SYNC:
Yes

Ports & interfaces
Headphone out:The socket for connecting headphones to the device.
Yes
DisplayPort version:
1.4
DisplayPorts quantity:Number of DisplayPorts. A DisplayPort is a digital display interface developed by the Video Electronics Standards Association (VESA). The interface is primarily used to connect a video source to a display device such as a computer monitor, though it can also be used to carry audio, USB, and other forms of data.
1
HDMI ports quantity:The number of sockets (ports) for HDMI connections. HDMI (High-Definition Multimedia Interface) is a compact audio/video interface for transferring uncompressed video data and compressed/uncompressed digital audio data from a HDMI-compliant device ("the source device") to a compatible computer monitor, video projector, digital television, or digital audio device. HDMI is a digital replacement for existing analog video standards.
2
HDMI:HDMI (High-Definition Multimedia Interface) is a compact audio/video interface for transferring uncompressed video data and compressed/uncompressed digital audio data from a HDMI-compliant device ("the source device") to a compatible computer monitor, video projector, digital television, or digital audio device. HDMI is a digital replacement for existing analog video standards.
Yes
USB Power Delivery up to:
65 W
USB Power Delivery (USB PD):
Yes
USB Type-C downstream ports quantity:
1
USB Type-A downstream ports quantity:
2
Built-in USB hub:
Yes

Power
Power supply type:The type of power supply which this product uses.
External
AC input frequency:
50/60 Hz
AC input voltage:The voltage of the AC electricity that is inpitted into the product.
100 - 240 V
Power consumption (off):
0.3 W

Weight & dimensions
Weight (without stand):
7.3 kg
Height (without stand):
404.4 mm
Depth (without stand):
198 mm
Width (without stand):
887.8 mm
Weight (with stand):
11.4 kg
Height (with stand):
605.7 mm
Depth (with stand):
322.8 mm
Width (with stand):
887.8 mm


Product details


39GX900A-B.AEK LG Electronics 8806096497784

LG 39GX900A-B computer monitor 99.1 cm (39") 3440 x 1440 pixels Wide Quad HD OLED Black

£973.99 and In stock

SKU39GX900A-B.AEK

LG 39GX900A-B computer monitor 99.1 cm (39") 3440 x 1440 pixels Wide Quad HD OLED Black

Quick Code: Q2896221 MPN: 39GX900A-B.AEK
£973.99

Quantity:
In Stock

Key Features

  • 39-inch WQHD (3440x1440) OLED display
  • The 21:9 UltraWide sweet spot for gaming
  • 240Hz refresh rate/ 0.03ms (GtG) response time
  • DisplayHDR True Black 400 / DCI-P3 98.5%
  • Clutter-free, L-stand sleek design