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LG 27'' UltraGear™ OLED 480Hz QHD gaming monitor, 0.03ms (GtG), DP 2.1, DisplayHDR True Black 400

Key Features

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LG 27" UltraGear™ OLED 480Hz QHD gaming monitor, 0.03ms (GtG), DP 2.1, DisplayHDR True Black 400
Where to Buy
UltraGear™ OLED GX7 Logo image. UltraGear™ OLED GX7 Logo image.



Superfast 480Hz OLED with
DP 2.1 and ClearMR 21000

"Front image of the UltraGear™ OLED 27GX790A gaming monitor. " "Front image of the UltraGear™ OLED 27GX790A gaming monitor. "



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

  • Display

    27-inch QHD (2560x1440) OLED
    DisplayHDR True Black 400 / DCI-P3 98.5% (Typ.)
    Anti-glare / Low reflection

  • Speed

    Fastest 480Hz refresh rate
    0.03ms (GtG) response time
    DisplayPort 2.1

  • Technology

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

LG OLED, ongoing evolution

Our brilliant UltraGear™ monitor with Micro Lens Array+ technology boasts a brighter OLED with a peak brightness of 1300 nits and an astonishing 480Hz refresh rate, the fastest in the world. Even in the darkest gaming scenes, it delivers detailed black depth expression, while its high aspect ratio and wide color gamut bring vibrant colors to life, offering an unrivaled gaming experience.

The fastest 480Hz Refresh rate

Latest DisplayPort 2.1 QHD@480Hz

The brightest OLED With MLA+ technology

Super black expression DisplayHDR True Black 400

*SDR brightness is 37.5% brighter than previous OLED monitors with MLA, 27GR95QE, 45GR95QE based on published specifications.
*480Hz is the World's fastest refresh rate based on published specifications of OLED monitors as of November 2024. (241112)
The fastest OLED, 480Hz and 0.03ms (GtG)

The fastest OLED, 480Hz and 0.03ms (GtG) Lightning speed

Our UltraGear™ OLED monitor delivers unmatched power with a 480Hz refresh rate, offering ultra-smooth visuals and a 0.03ms (GtG) response time for crisp, ghost-free gameplay that gives you a competitive edge.
"Racing game scene of extremely fast 0.03ms (GtG) response and a rapid 480Hz refresh rate. " "Racing game scene of extremely fast 0.03ms (GtG) response and a rapid 480Hz refresh rate. "
*Images have been simulated to enhance feature understanding, and may differ from actual use experience.

DP 2.1, the wait is over

The latest DisplayPort 2.1, sets a new standard for next-generation gaming. It is an advanced interface expected to be introduced with the next generation of GPUs, enabling high-speed gaming at 480Hz in QHD resolution. Additionally, with multi-ports like HDMI 2.1 x2, it seamlessly connects to the latest consoles and PCs.
The wide bandwidth of DP 2.1 cables enables high-speed gaming at 480Hz at QHD resolution. The wide bandwidth of DP 2.1 cables enables high-speed gaming at 480Hz at QHD resolution.
*Images have been simulated to enhance feature understanding, and may differ from actual use experience.
*DP, HDMI, and USB cables are included in the package.
*The graphics card is NOT included in the package.
*Images have been simulated to enhance feature understanding, and may differ from actual use experience.<br> **Among LG OLED gaming monitors with MLA+. SDR brightness is 37.5% higher than our previous models (27GR95QE, 45GR95QE) based on published specifications. *Images have been simulated to enhance feature understanding, and may differ from actual use experience.<br> **Among LG OLED gaming monitors with MLA+. SDR brightness is 37.5% higher than our previous models (27GR95QE, 45GR95QE) based on published specifications.

The 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%). With Delta E ≦ 2 color accuracy, it ensures vivid, true-to-life colors 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.
Realistic details of DisplayHDR True Black 400 and DCI-P3 98.5%.
DisplayHDR True Black 400 | DCI-P3 98.5%

The explosion of colors

VESA DisplayHDR True Black 400 delivers deep and consistent black levels that remain unchanged across various environments. With a 1.5M contrast ratio, DCI-P3 98.5% (typical) color gamut, and Delta E ≦2 color accuracy ensures that colors 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.
"A video demonstrating the glare-free screen of the LG UltraGear OLED gaming monitor, even under bright lighting conditions. "
Anti-glare & Low reflection

Excellent visibility even under the light

You no longer need to be in a dimly lit room. Even in bright environments or LED-lit gaming rooms, you can enjoy uninterrupted, crystal-clear visuals with Anti-glare and Low Reflection technology.
"An image showcasing the LG UltraGear OLED gaming monitor, blocking harmful blue light for comfortable gaming experience. "
Low Blue Light

Powerful protection from blue light

Experience gaming freely with reduced harmful blue light. LG WOLED utilizes advanced technology that reduces blue light levels while preserving vivid and lifelike colors certified by UL for low blue light platinum, allowing vivid game colors for a more comfortable viewing experience.
*Images have been simulated to enhance feature understanding, and may differ from actual use experience.
*LG OLED panels have been certified 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.
Personalized Picture Wizard

Crafted for your taste

Upgrade your gaming and video experience with the quality tailored to your preferences, simply by selecting an image. Intuitively and effortlessly, the system customizes the settings to match your taste, delivering the optimal quality for you.
Animated video of AI Personalized Picture Wizard function in action. Animated video of AI Personalized Picture Wizard function in action.
*Images have been simulated to enhance feature understanding, and may differ from actual use experience.
*How to set Personalized Picture Wizard: Step1. Adjust to the personalized picture quality setting. (Run LG Switch app → Personalized Picture Wizard → Select quality preference through 6 steps → Complete personal quality setting through analysis). Step2. Run Personalized Picture in the On-Screen Display. (Game Adjust → Game Mode → Personalized Picture).

Smooth motion,
infinite play

A medieval knight is fighting on horseback. A medieval knight is fighting on horseback.
*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.
NVIDIA® G-SYNC® Compatible Logo.

NVIDIA® G-SYNC® Compatible

Our monitor is an NVIDIA-tested and officially validated G-SYNC® Compatible monitor, that can give you a good gaming experience with significantly reduced tearing or stuttering.
VESA certified AdaptiveSync Logo.

VESA certified AdaptiveSync

Featuring VESA AdaptiveSync Display certification, geared towards gaming with notably higher refresh rates and low latency. Enjoy smoother, tear-free gaming visuals and jitter-free video playback.
AMD FreeSync™ Premium Pro Logo.

AMD FreeSync™ Premium Pro

With FreeSync™ Premium Pro technology, gamers can experience seamless, fluid movement in high-resolution and fast-paced games. It significantly reduces screen tearing and stuttering.

First-ever OLED monitor to receive VESA ClearMR 21000 certification

The first OLED gaming monitor certified by ClearMR 21000, finally captures even the subtle blurring that occurs around the edges of moving objects, displaying fast-moving action with sharpness and detail. Also, it allows you to take a step closer to victory.
Image of a green car racing on a track. Image of a green car racing on a track.
*Images have been simulated to enhance feature understanding, and may differ from actual use experience.
A image shows VESA certified ClearMR 21000.

Unleash ultimate clarity:
ClearMR 21000

A new standard set. Our monitor is the world's first to achieve ClearMR 21000 certification, exceeding VESA testing with a Clear Motion Ratio of over 19500. Experience unparalleled clarity and smoothness.

Compact and sleek

Experience our hexagon lighting and a virtually borderless 4-sided clean design featuring a fully adjustable base with swivel, tilt, height, and pivot. A clutter-free L stand and wide-range swivel adjustment are designed to minimize desk space usage and eliminate dead space efficiently.

Swivel adjustable icon. Swivel -30~30°

Tilt adjustable icon. Tilt -5~15°

Height adjustable icon. Height 110m

Pivotable icon. Pivot Clockwise

*Images have been simulated to enhance feature understanding, and may differ from actual use experience.
The 4-pole headphone cord is connected to the monitor. The 4-pole headphone cord is connected to the monitor.
4-pole headphone out

Plugin for immersive
sound effect

Enjoy your games while having voice chat by connecting easily with 4-pole headphone out. Also, you can feel even more immersive with virtual 3D sound with DTS Headphone:X.
*Headsets sold separately.
Custom GUI for gamer.
Gaming GUI

Award winning gaming GUI

Gamers can use On-Screen Display and LG Switch to easily customize the setting from adjusting basic monitor options to registering ‘User Defined Key’ that user can set the shortcut.
*Images have been simulated to enhance feature understanding, and may differ from actual use experience.
*To download the LG Switch app, visit LG.COM.
A video demonstrating a dual screen size mode that shows a screen shrinks 27-inch to 24-inch.

Compact size, quick movement

Gaming monitor features a 27-inch display while also offering a 24-inch screen size adjustment option for games requiring quick responsiveness. This allows players to adapt to a more compact screen size for a wider view and reduced movements, enabling them to gain a competitive edge.
*How to set 24-inch mode: Open the OSD Menu → Input → Aspect Ratio and select 16:9 24.
  • "Comparison of Low Latency- The left image does not support Low Latency, and the Right image does support Low Latency. "

    Dynamic Action Sync

    Reducing input lag with Dynamic Action Sync, gamers can catch critical moments in real-time and respond quickly.

  • Comparison of Black Stabilizer - The left image is the Black Stabilizer 'off,' and the Right image is the Black Stabilizer 'on'

    Black Stabilizer

    Black Stabilizer helps gamers to detect snipers lurking in the darkest corners and swiftly navigate flash explosions.

  • Comparison of Crosshair - The left image is the Crosshair 'off,' and the Right image is the Crosshair 'on'

    Crosshair

    The target point is fixed in the center to enhance shooting accuracy.

  • Display the FPS Counter in the corner of the screen.

    FPS Counter

    The FPS Counter will let you see how well everything is loading. Whether you're editing, playing games, or watching a movie, every frame matters, and with the FPS Counter, you'll have real-time data.

*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.
LG Calibration Studio software. LG Calibration Studio software.
LG Calibration Studio

Accurate colors updated

By utilizing the hardware calibration of LG Calibration Studio, you can experience advanced color quality with extensive color spectrum and consistency.
*Images have been simulated to enhance feature understanding, and may differ from actual use experience.
*The software and the sensor are ​NOT included in the package. To download the latest LG Calibration Studio software, visit LG.COM.
GUI setting image of SMART ENERGY SAVING.

Quick setups for brighter OLED

[Option 1] Turn off the Smart Energy Saving mode.
GUI setting image of Gamer Mode.

Quick setups for brighter OLED

[Option 2] Set Game Mode as Gamer 1.
GUI setting image of Brightness.

Quick setups for brighter OLED

[Option 3] Set Brightness to 100.
GUI setting image of Peak Brightness.

Quick setups for brighter OLED

[Option 4] Set Peak Brightness as High.
*Images have been simulated to enhance feature understanding, and may differ from actual use experience.
*Power consumption may increase when the above options are chosen.
*The display burn-in may occur when any of the above options is chosen.
GUI setting image of OLED Screen Move.

How to Protect your OLED

You can prevent occurring afterimages or display burn-in by turning on the 'OLED Screen Move', which moves the screen slightly at regular intervals, 'Screen Saver' and 'Image Cleaning'.
*This feature can be controlled or set with the 4-way joystick button on the monitor.
*It may not prevent every afterimage or display burn-in with this method.
2-YEAR BURN-IN WARRANTY for UltraGear OLED gaming monitor. 2-YEAR BURN-IN WARRANTY for UltraGear OLED gaming monitor.

2-YEAR WARRANTY for UltraGear OLED gaming monitors

*Limited warranty. Terms and conditions may vary by country.
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PICTURE QUALITY
  • Aspect Ratio
    16:09
    Brightness (Typical, Minimum)
    (Typ.) 275 cd/m² (Min.) 250 cd/m²
  • Color Depth (Number of Colors)
    1.07
    Color Gamut (Typ.)
    DCI-P3 98.5% (CIE1976)
  • Contrast Ratio
    1500000:1 (Typ.)
    Display Type
    OLED
  • Pixel Pitch (mm)
    0.2292 × 0.2292
    Refresh Rate
    480Hz
  • Resolution
    2560 x 1440
    Response Time (GTG)
    0.03ms (GtG)
  • Screen Size
    26.5"
    Surface Treatment
    Anti-Glare, Low-Reflection of the front polarizer
  • Viewing Angle
    178˚(R/L), 178˚(U/D)
SPECIAL FEATURE
  • AMD FreeSync™ Technology
    Yes
    Auto Input Switch
    Yes
  • Black Stabilizer®
    Yes
    Color Weakness Mode
    Yes
  • Crosshair®
    Yes
    Dual controller
    Yes
  • Dynamic Action Sync®
    Yes
    Factory Calibration
    Yes
  • FPS Counter
    Yes
    H/W Calibration (True Color Pro)
    Yes
  • HDR Effect
    Yes
    HDR10
    Yes
  • Live Color Low Blue Light
    Yes
    NVIDIA G-Sync™
    Yes
  • Reader Mode
    Yes
    Smart Energy Saving
    Yes
  • User Define Key
    Yes
    VESA Adaptive-Sync (Display Port)
    Yes
  • VESA DisplayHDR™
    Yes
    VESA DSC
    Yes
INPUT/OUTPUT
  • DisplayPort
    Yes
    DP Version
    2.1
  • HDMI
    Yes
    HDMI (Max. Resolution at Hz)
    Supports FRL as compliant with HDMI 2.1
  • Headphone Out
    Yes
    USB Down-stream
    Yes
  • USB Up-stream
    Yes
STAND
  • Detachable Base
    Yes
    Display Position Adjustments
    Tilt/Height/Swivel/Pivot
  • Height (mm)
    110mm
    One Click Stand Set-up
    Yes
  • Pivot
    Yes
    Swivel (Angle)
    -30~30°
  • Tilt (Angle)
    -5~15º
    Wall Mount Size (mm)
    100x100
POWER
  • DC Off (Max)
    Less than 0.3W
    Input
    100~240V (50/60Hz)
  • Power Save/Sleep Mode (Max)
    Less than 0.5W
    Type
    External Power(Adapter)
DIMENSIONS/WEIGHTS
  • Shipping Dimensions (WxHxD)
    32.3" x 7.2" x 20.9"
    Shipping Weight
    27.6 lbs
  • With Stand (WxHxD)
    23.8" x 22.8" x 9.8" (Up) 23.8" x 18.5" x 9.8" (Down)
    With Stand Weight
    20.5 lbs
  • Without Stand (WxHxD)
    23.8" x 13.8" x 1.8"
    Without Stand Weight
    11.2 lbs
CABINET/ACCESSORIES
  • Calibration Report (Paper)
    Yes
    Display Port Cable
    Yes
  • HDMI Cable
    Yes
    USB A to B
    Yes

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*Prices, promotions and availability may vary by store and online. Prices subject to change without notice. Quantities are limited. Check with your local retailers for final price and availability.
With an LG computer monitor you’ll discover cutting-edge display technology and slim designs, from the LG 21:9 UltraWide monitors to our latest TV monitors, which offer state-of-the-art display and features. You’ll get a new outlook on life with 2 in 1 TV+Monitors and other IT products from LG. LG makes life good.