45" LG UltraGear™ OLED Gaming Monitor, 800R curve, 5K2K resolution, 165Hz refresh rate, Black
UK EU

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45" LG UltraGear™ OLED Gaming Monitor, 800R curve, 5K2K resolution, 165Hz refresh rate, Black

UK EU
UltraGear™ OLED GX9s Logo image.



World's first 5K2K OLED Gaming Monitor

Front image of the UltraGear™ OLED 45GX950A gaming monitor.

*Images have been simulated to enhance feature understanding, and may differ from actual use experience. 

*Based on published specifications of every OLED monitor as of March 2025, LG 45GX950A is the only OLED display with 5K2K (5120x2160) resolution. 

Image-summary

DISPLAY

45-inch 5K2K OLED (5120x2160)

21:9 Curved 800R

DisplayHDR True Black 400 & DCI-P3 98.5%

125 PPI

SPEED

0.03ms (GtG) response time

Dual-Mode (WUHD 165Hz ↔ WFHD 330Hz) 

DisplayPort 2.1 & USB-C (PD 90W)

TECHNOLOGY

NVIDIA® G-SYNC® Compatible 

VESA Certified AdaptiveSync

AMD FreeSync™ Premium Pro

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World's first 5K2K OLED

The world's first 45-inch 5K2K (5120x2160) OLED display provides a 33% increase in pixel count over UHD (3840x2160)1) and also offers a 50% larger screen space2) compared to DQHD(5120X1440). This 5K2K OLED provides darker shadows, brigher lights and vibrant colours while gaming in any environment.

1) The figures are calculated by multiplying the horizontal and vertical resolutions, resulting in 8.3 million pixels for 16:9 UHD and 11.05 million pixels for 21:9 5K2K.

2) The screen space was calculated by multiplying the horizontal and vertical resolutions, resulting in 7.37 million pixels for DQHD and 11.05 million pixels for 5K2K.

 

*Images have been simulated to enhance feature understanding, and may differ from actual use experience. 

Planetary images appear brighter and clearer on LG OLED monitors.

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, optimising light efficiency and minimising loss. It represents a standard luminosity of 275 nits (APL 100%) and a peak brightness of 1300 nits (APL 1.5%). With Delta E ≦ 2 colour accuracy, it ensures vivid, true-to-life colours for immersive, precise gaming even in bright environments.

*Images have been simulated to enhance feature understanding, and may differ from actual use experience.

**Among LG OLED gaming monitors with MLA+. SDR brightness is 37.5% higher than our previous models (27GR95QE, 45GR95QE) based on published specifications.

Go wide. Not short.
The 21:9 UltraWide sweet spot for gaming

No more fisheye experience to take in both sides of the 49-inch 32:9 ratio display at a glance due to excessively wide horizontal and insufficiently short vertical resolutions. The 45-inch 21:9 curved OLED monitor offers a 50% larger screen space1) compared to DQHD (5120X1440) and this balanced, optimised ratio creates immersive and captivating gameplay. Once you experience the 45-inch 21:9 sweet spot, you'll never go back to shorter.

Step into the 21:9 sweet spot for gaming

1) The screen space was calculated by multiplying the horizontal and vertical resolutions, resulting in 7.37 million pixels for DQHD and 11.05 million pixels for 5K2K.

 

*All pictures shown are simulated for illustration purpose only. *Images have been simulated to enhance feature understanding, and may differ from actual use experience.

The ideal curvature is 800R

Immerse yourself in the 800R curved screen, designed to match your 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.

*Images have been simulated to enhance feature understanding, and may differ from actual use experience.

*The viewing experience may vary depending on the distance from the screen and the user's posture.

Deeper black,
realistic colour

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) colour gamut, and Delta E ≦2 colour accuracy ensures that colours are displayed with realistic detail, just as originally intended.

*Images have been simulated to enhance feature understanding, and may differ from actual use experience.

*1.5M:1 is the contrast ratio at 25% APL (Average Picture Level) value which is given as a percentage and refers to the value between the black level and the reference level for white. 

Advanced eye comfort technologies
by three UL verifications

Featuring an anti-glare finish, LG WOLED’s advanced eye comfort technologies minimise 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.

Curved gaming monitor showing a robot character in a futuristic setting, with UL certifications below.

*All pictures shown are simulated for illustration purpose only.

*LG WOLED have been verified as Flicker-Free, Discomfort Glare Free, and Low Blue Light by UL.

*Certificate Number: Flicker-Free Display (OLED) - A196009, Discomfort Glare Free - V563481 (conditions of UGR less than 22), Low Blue Light Hardware Solution Platinum - V745051.

*The above feature may vary depending on the user’s computing environment or conditions.

125 PPI, enhanced readability

Boasting 125 PPI (Pixels Per Inch) and an RGWB subpixel layout, it delivers a precise gaming experience, ensuring you catch every crucial detail. Plus, it also makes productivity tasks, like editing documents or website content, more readable.

*Images have been simulated to enhance feature understanding, and may differ from actual use experience.

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Dual-Mode with selectable 8 options
switches between 330 Hz-165Hz

With VESA Certified Dual-Mode, seamlessly switch between WUHD 165Hz for graphically rich games and WFHD 330Hz for fast-paced action. Enjoy Dual-Mode with 8 selectable options and easily choose your favorite screen size among two refresh rates (165Hz, 330Hz) through the On-Screen Display. Plus, you can easily switch between a physical hotkey or keyboard shortcut via LG Switch, optimising gameplay across all genres.

Knight and race car showcasing 165Hz WQHD and 330Hz WFHD.

*Images have been simulated to enhance feature understanding, and may differ from actual use experience.

*The performance of 'Dual-Mode' may vary depending on the game type, computer graphics specifications, and configurations.

*Dual-Mode options: Off(Full Wide), Off(16:9 37"), On(Full Wide), On(21:9 39"), On(21:9 34"), On(16:9 37"), On(16:9 27"), On(16:9 24").

Racing game scene of extremely fast 0.03ms (GtG) response.

0.03ms (GtG), incredible speed

Experience lightning-fast 0.03ms (GtG) response time, minimising ghosting for sharp, clear visuals. Stay ahead in every game with unmatched speed and smooth motion.

*Images have been simulated to enhance feature understanding, and may differ from actual use experience.

The latest DisplayPort 2.1 for blazing fast gameplay

Enhance your gaming and productivity with the new DisplayPort 2.1, delivers 165Hz high-speed gaming at 5K2K resolution. The USB-C supports display, data transfer, and 90W device charging simultaneously, providing seamless laptop support all through a single cable. Enjoy faster and smoother performance for both work and play.

 

*Images have been simulated to enhance feature understanding, and may differ from actual use experience.

*To properly use Power Delivery, a USB-C cable is required to connect to the monitor's USB-C port.

*DP, HDMI, and USB-C cables are included in the package.

*Note : We have received numerous reports from users of NVIDIA 50-series graphics cards experiencing screens turning off when using DisplayPort 2.1 with 10-bit or 12-bit settings. If you are experiencing the same, as a temporary workaround, you can switch the DisplayPort input to 1.4 in your monitor's OSD menu or adjust the colour setting to 8-bit in the NVIDIA Control Panel. This issue has been reported to NVIDIA, for a more permanent solution.

Plunge into a multitude of games

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 optimised gaming experience across various genres and platforms.

A curved gaming monitor shows a racing game with a red supercar in a neon-lit city. Other game scenes float around the screen. A white console controller is placed in front, highlighting console play.

*Images have been simulated to enhance feature understanding, and may differ from actual use experience.

*PS5 and Xbox consoles support only a 16:9 aspect ratio, please ensure your display settings are configured accordingly for optimal gaming performance.

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Certified with a widely adopted technology

Powered by AMD FreeSync™ Premium Pro, NVIDIA-validated G-SYNC® compatibility, and VESA AdaptiveSync™ certification, this monitor ensures tear-free, ultra-smooth visuals and low latency, delivering unmatched gaming precision and fluidity.

Comparison of fluid gaming image - The left image is tearing, and the Right image is tear-free.

Logos of NVIDIA G-SYNC, VESA AdaptiveSync, and AMD FreeSync Premium Pro.

*Images have been simulated to enhance feature understanding, and may differ from actual use experience.

*The performance of the feature is compared to the models not applying the sync technology.

*Errors or delays may occur depending on the network connection.

Immerse yourself in 10Wx2 Rich Bass


Experience rich bass-driven sound with 10W x 2 stereo speakers, enhancing your immersion. For a more personal experience, easily connect a
headset via the 4-pole headphone out and enjoy realistic 3D audio with DTS Headphone:X. This is a crucial advantage for FPS games, where team

communication and directional sound are essential during voice chat.

*Images have been simulated to enhance feature understanding, and may differ from actual use experience.

*Headsets sold separately.

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.

*Images have been simulated to enhance feature understanding, and may differ from actual use experience.

How to use On-Screen Display

Enjoy seamless access to your favorite features as you dive into gaming or searching! Let’s find the joystick located in the center of your monitor. Press the joystick button to bring up main menu of the gaming GUI.

Brightness

Peak Brightness

OLED Screen Move

Dual-Mode

GUI setting image of Brightness.
GUI setting image of Peak Brightness.
GUI setting image of OLED Screen Move.
GUI setting image of Dual-Mode.

*Images have been simulated to enhance feature understanding, and may differ from actual use experience.

*The display burn-in may occur in brighter mode.

This animated video shows how the LG Switch app optimises the monitor for both gaming and everyday life.

Seamless gameplay powered by LG Switch

The LG Switch app optimises your monitor for both gaming and everyday life. Effortlessly customise your preferred image quality and brightness, then apply your settings instantly with a hotkey. Plus, you can switch between 330Hz-165Hz with dual-mode, split the display into 11 options and quickly launch your video call platform, making it even more convenient.

*Images have been simulated to enhance feature understanding, and may differ from actual use experience.

*To download the latest version of the LG Switch app, visit LG.com.

LG Switch app tutorial

Adjust your monitor settings effortlessly with LG Switch app.

*Images have been simulated to enhance feature understanding, and may differ from actual use experience.

Advanced gaming features

•Dynamic Action Sync reduces input lag for real-time response.

•Black Stabiliser brightens dark scenes, helping gamers spot enemies and details.

•Crosshair enhances precision for deadly accuracy. 

•FPS Counter shows your real-time frame rate.

*Images have been simulated to enhance feature understanding, and may differ from actual use experience.

*The Crosshair feature is unavailable while FPS Counter is activated.

*FPS Counter may display the value that exceeds the monitor’s maximum refresh rate.

*FPS (Frame Per Second) Counter: Measurement of frames per second.

Clutter-free, sleek design


The clutter-free L-stand and sleek design are crafted to save desk space and minimise 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.

Swivel adjustable icon.

Swivel

Tilt adjustable icon.

Tilt

Height adjustable icon.

Height

Borderless design icon.

Borderless design

*Images have been simulated to enhance feature understanding, and may differ from actual use experience.

Key Spec

  • Resolution

    5120 x 2160

  • Panel Type

    OLED

  • Aspect Ratio

    21:9

  • Color Gamut (Typ.)

    DCI-P3 98.5% (CIE1976)

  • Curvature

    800R

  • Refresh Rate (Max.) [Hz]

    165

  • Response Time

    0.03ms (GTG)

  • Display Position Adjustments

    Tilt/Height/Swivel

All Spec

INFO

  • Product name

    UltraGear

  • Year

    Y25

DISPLAY

  • Size [Inch]

    44.5

  • Size [cm]

    113

  • Resolution

    5120 x 2160

  • Panel Type

    OLED

  • Aspect Ratio

    21:9

  • Pixel Pitch [mm]

    0.2035 mm × 0.2035 mm

  • Color Gamut (Min.)

    DCI-P3 94.0% (CIE1976)

  • Color Gamut (Typ.)

    DCI-P3 98.5% (CIE1976)

  • Color Depth (Number of Colors)

    1.07B

  • Contrast Ratio (Min.)

    1200000:1

  • Contrast Ratio (Typ.)

    1500000:1

  • Response Time

    0.03ms (GTG)

  • Refresh Rate (Max.) [Hz]

    165

  • Viewing Angle (CR≥10)

    178º(R/L), 178º(U/D)

  • Curvature

    800R

  • Brightness (Min.) [cd/m²]

    250cd/m²

  • Brightness (Typ.) [cd/m²]

    275cd/m²

  • Colour Bit

    10bit

FEATURES

  • HDR 10

    YES

  • VESA DisplayHDR™

    DisplayHDR™400 TRUE BLACK

  • HDR Effect

    YES

  • Color Calibrated in Factory

    YES

  • HW Calibration

    HW Calibration Ready

  • Reader Mode

    YES

  • Color Weakness

    YES

  • NVIDIA G-Sync™

    G-SYNC Compatible

  • AMD FreeSync™

    FreeSync Premium Pro

  • VRR

    YES

  • Black Stabilizer

    YES

  • Dynamic Action Sync

    YES

  • Crosshair

    YES

  • FPS Counter

    YES

  • User Defined Key

    YES

  • Auto Input Switch

    YES

  • RGB LED Lighting

    Unity Hexagon Lighting

  • PBP

    2PBP

  • PIP

    YES

  • Smart Energy Saving

    YES

  • Others (Features)

    VESA DSC Tech, 4way Joystick, Delta E<2

SW APPLICATION

  • LG Calibration Studio (True Color Pro)

    YES

  • Dual Controller

    YES

CONNECTIVITY

  • HDMI

    YES(2ea)

  • DisplayPort

    YES(1ea)

  • DP Version

    2.1 (DSC)

  • USB-C

    YES(1ea)

  • USB-C (Max. Resolution at Hz)

    5120 x 2160@165Hz

  • USB-C (Data Transsmission)

    YES

  • USB-C (Power Delivery)

    90W

  • USB Upstream Port

    YES(via USB-C)

  • USB Downstream Port

    YES(2ea/ver3.0)

  • Headphone out

    4-pole (Sound+Mic)

SOUND

  • Speaker

    10W x 2

  • DTS HP:X

    YES

  • Rich Bass

    YES

POWER

  • Type

    External Power(Adapter)

  • AC Input

    100~240V (50/60Hz)

  • Power Consumption (Sleep Mode)

    Less than 0.5W

  • Power Consumption (DC Off)

    Less than 0.3W

  • DC Output

    20.0V / 18.0A

MECHANICAL

  • Display Position Adjustments

    Tilt/Height/Swivel

  • Wall Mountable [mm]

    100 x 100mm

DIMENSIONS/WEIGHTS

  • Dimension with Stand (W x H x D) [mm]

    991.6 x 665.6 x 342mm (UP) 991.6 x 545.6 x 342mm (Down)

  • Dimension without Stand (W x H x D) [mm]

    991.6 x 460.7 x 225.5mm

  • Dimension in Shiping (W x H x D) [mm]

    1142 x 301 x 564mm

  • Weight with Stand [kg]

    14kg

  • Weight without Stand [kg]

    9.4kg

  • Weight in Shipping [kg]

    20.5kg

ACCESSORY

  • HDMI

    YES (ver 2.1)

  • USB-C

    YES

  • Display Port

    YES (ver 2.1)

  • Others (Accessory)

    Door, Mouse holder

  • Adapter

    YES

  • Calibration Report (Paper)

    No

  • HDMI (Color/Length)

    Black / 1.8m

  • Power Cord

    YES

COMPLIANCE INFORMATION

The safety information for accessories is included with the safety information for the product and is not provided separately.

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