LG UltraGear 27" OLED Gaming Monitor | 27GX790A-B.AEK

27GX790A-B.AEK
BLACK FRIDAY
£ 799
WAS £879

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Description

LG UltraGear OLED GX7

Superfast 480Hz OLED with DP 2.1 and ClearMR 21000

  • Display: 27-inch QHD (2560x1440) OLED, displayHDR true black 400 / DCI-P3 98.5% (Typ.), anti-glare / low reflectionSpeed
  • Speed: 480Hz refresh rate, 0.03ms (GtG) response time, displayport 2.1
  • Technology: NVIDIA G-SYNC compatible, VESA certified adaptivesync, AMD freeSync premium pro

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

LG OLED, Ongoing Evolution

LG 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, one of the fastest in the world. Even in the darkest gaming scenes, it delivers detailed black depth expression, while its high aspect ratio and wide colour gamut bring vibrant colours to life, offering an unrivaled gaming experience.

  • Superfast 480Hz
  • Latest displayPort 2.1 QHD@480Hz
  • The brightest OLED with MLA+ technology
  • Super black contrast displayHDR true black 400

*SDR brightness is 37.5% brighter than previous OLED monitors with MLA, 27GR95QE, 45GR95QE based on published specifications.

Superfast OLED, 480Hz and 0.03ms (GtG): Lightning Speed

LG 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.

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.

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

*The graphics card is NOT included in the package.

Important Update: NVIDIA has released the GeForce Hotfix Display Driver 576.26 (April 28, 2025) to resolve screen blackouts when connecting to DisplayPort 2.1 on NVIDIA RTX 50 series GPUs. NVIDIA GPU users should download and install the latest display driver before connecting their DP2.1-supported monitors.

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, optimising 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 colour accuracy, it ensures vivid, true-to-life colours for immersive, precise gaming even in bright environments.

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

DisplayHDR True Black 400 | DCI-P3 98.5%: The Explosion of Colours

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

*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.

Check out the video:
Anti-glare & Low Reflection: Excellent Visibility Even Under in Low Light

There's no need to worry about screen glare if you're 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.

Low Blue Light: Powerful Protection from Blue Light

Experience gaming freely with reduced harmful blue light. LG WOLED utilises advanced technology that reduces blue light levels while preserving vivid and lifelike colours certified by UL for low blue light platinum, allowing vivid game colours for a more comfortable viewing 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.

Check out the video:
Personalised Picture Wizard: Crafted for Your Taste

Upgrade your gaming and video experience with settings tailored to your preferences, simply by selecting an image. Intuitively and effortlessly, the system customises the settings to match your taste, delivering the optimal quality for you.

*How to set Personalised Picture Wizard: Step1. Adjust to the personalised picture quality setting. (Run LG Switch app → Personalised Picture Wizard → Select quality preference through 6 steps → Complete personal quality setting through analysis). Step2. Run Personalised Picture in the On-Screen Display. (Game Adjust → Game Mode → Personalised Picture).

Smooth Motion, Infinite Play

*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

LG GX790A is NVIDIA-tested and officially validated G-SYNC Compatible monitor, that can give you unbelievable gaming experiences with significantly reduced tearing or stuttering.

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

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.

Compact and Sleek

Experience LG 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 minimise desk space usage and eliminate dead space efficiently.

4-pole Headphone Out: Plugin for Immersive Sound Effect

Enjoy your games while having voice chat by easily connecting to the 4-pole headphone out. Experience even more immersion with virtual 3D sound and DTS Headphone:X.

Award Winning Gaming GUI

Gamers can use On-Screen Display and LG Switch to easily customise the settings from adjusting basic monitor options to registering the ‘User Defined Key’ that can be set as a shortcut.

Check out the video:
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.

Dynamic Action Sync

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

Black Stabiliser

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

Crosshair

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

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.

*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: Accurate Colours Updated

By utilising the hardware calibration of LG Calibration Studio, you can experience advanced colour quality with extensive colour spectrum and consistency.

*The software and the sensor are NOT included in the package. To download the latest LG Calibration Studio software, visit LG.COM.

Quick Setups for Brighter OLED

[Option 1] Turn off the Smart Energy Saving mode.

*Power consumption may increase when the above options are chosen.

*The display burn-in may occur when any of the above options is chosen.

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.

What's in the Box:
  • Adapter
  • Stand body / Stand base
  • Power cord
Product Features:
  • Dual controller
  • Smart energy saving
  • DTS HP:X
  • DP version: 2.1
  • DC output: 19V 7.37A
  • Headphone out: 4-pole (Sound+Mic)

Specs

General

  • Brand LG
  • Product Category Gaming Monitors
  • Product Type Gaming Monitor
  • Specific Product Colour Black
  • Colour Black

Display

  • Display Resolution QHD
  • Screen Type OLED
  • Screen Size (Display) 27"
  • Screen Resolution 2560 x 1440 px
  • Aspect Ratio 16:9
  • Refresh Rate 480 Hz

Monitor Features

  • Additional Features HDMI, Tilt, Pivot
  • Brightness 250 cd/m²
  • Horizontal Viewing Angle 178°
  • Native Contrast Ratio 1500000:1
  • Response Time 0.03 ms
  • Vertical Viewing Angle 178°
  • VESA Mounting 100 x 100 mm

Power

  • On-mode Power Consumption 0.5 W
  • Power Supply 100-240 V

Dimensions

  • Width 605.2 mm
  • Depth 249.1 mm
  • Height 579.3 mm
  • Weight 9.3 kg

Delivery

We offer a comprehensive nationwide (excluding Republic of Ireland) delivery service; we aim to deliver all orders as quickly as possible.

Item Type Delivered In Delivered By
Small Items 2 Working days DPD
Large Electrical Appliance 3-5 Working days Independent transport company
Furniture & Bedding 3-5 Working days Independent transport company

Please note: if you have ordered furniture and bedding products that involve a lead time, are customised or made to measure, we will contact you to discuss delivery.

Free Click & Collect In Store

Can't wait for delivery or don't want to pay additional delivery charges? It's incredibly simple to collect your online order in store and get your hands on your product quickly and easily. Simply select the Click & Collect option and head to your nearest Harvey Norman store to collect your order.

  1. During checkout, select “Click & Collect” and select your preferred store.
  2. After your order is placed, you will receive an order acknowledgement email with your order number.
  3. Once the store has confirmed your order and reserved the stock, you will receive an email to inform you that your order is "Ready for collection". If you want to use "Contactless Click & Collect" select this option on this email.
  4. Bring your order number to the store you selected for Click & Collect, along with photo ID and the credit card you used to make the order.
  5. Speak to one of our staff and your order should be processed in minutes.
  6. If availing of Contactless Click & Collect, please click the link in your email "ready to pick up" to let the store know you are on your way. When you have parked in the designated parking bay, open your email, and choose the "I'm here" option and a member of staff will bring your purchase out to your car.

Easy returns

Store Purchases: For all items purchased from a physical store, please return to your local Harvey Norman Store. Please see Terms & Conditions here.

Online Purchases: For all items purchased via our Online Store (website), please fill out our Contact Form where our team can guide you through the process.

-->

Description

keyboard_arrow_down

Description

LG UltraGear OLED GX7

Superfast 480Hz OLED with DP 2.1 and ClearMR 21000

  • Display: 27-inch QHD (2560x1440) OLED, displayHDR true black 400 / DCI-P3 98.5% (Typ.), anti-glare / low reflectionSpeed
  • Speed: 480Hz refresh rate, 0.03ms (GtG) response time, displayport 2.1
  • Technology: NVIDIA G-SYNC compatible, VESA certified adaptivesync, AMD freeSync premium pro

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

LG OLED, Ongoing Evolution

LG 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, one of the fastest in the world. Even in the darkest gaming scenes, it delivers detailed black depth expression, while its high aspect ratio and wide colour gamut bring vibrant colours to life, offering an unrivaled gaming experience.

  • Superfast 480Hz
  • Latest displayPort 2.1 QHD@480Hz
  • The brightest OLED with MLA+ technology
  • Super black contrast displayHDR true black 400

*SDR brightness is 37.5% brighter than previous OLED monitors with MLA, 27GR95QE, 45GR95QE based on published specifications.

Superfast OLED, 480Hz and 0.03ms (GtG): Lightning Speed

LG 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.

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.

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

*The graphics card is NOT included in the package.

Important Update: NVIDIA has released the GeForce Hotfix Display Driver 576.26 (April 28, 2025) to resolve screen blackouts when connecting to DisplayPort 2.1 on NVIDIA RTX 50 series GPUs. NVIDIA GPU users should download and install the latest display driver before connecting their DP2.1-supported monitors.

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, optimising 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 colour accuracy, it ensures vivid, true-to-life colours for immersive, precise gaming even in bright environments.

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

DisplayHDR True Black 400 | DCI-P3 98.5%: The Explosion of Colours

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

*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.

Check out the video:
Anti-glare & Low Reflection: Excellent Visibility Even Under in Low Light

There's no need to worry about screen glare if you're 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.

Low Blue Light: Powerful Protection from Blue Light

Experience gaming freely with reduced harmful blue light. LG WOLED utilises advanced technology that reduces blue light levels while preserving vivid and lifelike colours certified by UL for low blue light platinum, allowing vivid game colours for a more comfortable viewing 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.

Check out the video:
Personalised Picture Wizard: Crafted for Your Taste

Upgrade your gaming and video experience with settings tailored to your preferences, simply by selecting an image. Intuitively and effortlessly, the system customises the settings to match your taste, delivering the optimal quality for you.

*How to set Personalised Picture Wizard: Step1. Adjust to the personalised picture quality setting. (Run LG Switch app → Personalised Picture Wizard → Select quality preference through 6 steps → Complete personal quality setting through analysis). Step2. Run Personalised Picture in the On-Screen Display. (Game Adjust → Game Mode → Personalised Picture).

Smooth Motion, Infinite Play

*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

LG GX790A is NVIDIA-tested and officially validated G-SYNC Compatible monitor, that can give you unbelievable gaming experiences with significantly reduced tearing or stuttering.

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

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.

Compact and Sleek

Experience LG 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 minimise desk space usage and eliminate dead space efficiently.

4-pole Headphone Out: Plugin for Immersive Sound Effect

Enjoy your games while having voice chat by easily connecting to the 4-pole headphone out. Experience even more immersion with virtual 3D sound and DTS Headphone:X.

Award Winning Gaming GUI

Gamers can use On-Screen Display and LG Switch to easily customise the settings from adjusting basic monitor options to registering the ‘User Defined Key’ that can be set as a shortcut.

Check out the video:
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.

Dynamic Action Sync

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

Black Stabiliser

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

Crosshair

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

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.

*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: Accurate Colours Updated

By utilising the hardware calibration of LG Calibration Studio, you can experience advanced colour quality with extensive colour spectrum and consistency.

*The software and the sensor are NOT included in the package. To download the latest LG Calibration Studio software, visit LG.COM.

Quick Setups for Brighter OLED

[Option 1] Turn off the Smart Energy Saving mode.

*Power consumption may increase when the above options are chosen.

*The display burn-in may occur when any of the above options is chosen.

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.

What's in the Box:
  • Adapter
  • Stand body / Stand base
  • Power cord
Product Features:
  • Dual controller
  • Smart energy saving
  • DTS HP:X
  • DP version: 2.1
  • DC output: 19V 7.37A
  • Headphone out: 4-pole (Sound+Mic)

Specifications

keyboard_arrow_down

Specs

General

  • Brand LG
  • Product Category Gaming Monitors
  • Product Type Gaming Monitor
  • Specific Product Colour Black
  • Colour Black

Display

  • Display Resolution QHD
  • Screen Type OLED
  • Screen Size (Display) 27"
  • Screen Resolution 2560 x 1440 px
  • Aspect Ratio 16:9
  • Refresh Rate 480 Hz

Monitor Features

  • Additional Features HDMI, Tilt, Pivot
  • Brightness 250 cd/m²
  • Horizontal Viewing Angle 178°
  • Native Contrast Ratio 1500000:1
  • Response Time 0.03 ms
  • Vertical Viewing Angle 178°
  • VESA Mounting 100 x 100 mm

Power

  • On-mode Power Consumption 0.5 W
  • Power Supply 100-240 V

Dimensions

  • Width 605.2 mm
  • Depth 249.1 mm
  • Height 579.3 mm
  • Weight 9.3 kg

Delivery & Returns

keyboard_arrow_down

Delivery

We offer a comprehensive nationwide (excluding Republic of Ireland) delivery service; we aim to deliver all orders as quickly as possible.

Item Type Delivered In Delivered By
Small Items 2 Working days DPD
Large Electrical Appliance 3-5 Working days Independent transport company
Furniture & Bedding 3-5 Working days Independent transport company

Please note: if you have ordered furniture and bedding products that involve a lead time, are customised or made to measure, we will contact you to discuss delivery.

Free Click & Collect In Store

Can't wait for delivery or don't want to pay additional delivery charges? It's incredibly simple to collect your online order in store and get your hands on your product quickly and easily. Simply select the Click & Collect option and head to your nearest Harvey Norman store to collect your order.

  1. During checkout, select “Click & Collect” and select your preferred store.
  2. After your order is placed, you will receive an order acknowledgement email with your order number.
  3. Once the store has confirmed your order and reserved the stock, you will receive an email to inform you that your order is "Ready for collection". If you want to use "Contactless Click & Collect" select this option on this email.
  4. Bring your order number to the store you selected for Click & Collect, along with photo ID and the credit card you used to make the order.
  5. Speak to one of our staff and your order should be processed in minutes.
  6. If availing of Contactless Click & Collect, please click the link in your email "ready to pick up" to let the store know you are on your way. When you have parked in the designated parking bay, open your email, and choose the "I'm here" option and a member of staff will bring your purchase out to your car.

Easy returns

Store Purchases: For all items purchased from a physical store, please return to your local Harvey Norman Store. Please see Terms & Conditions here.

Online Purchases: For all items purchased via our Online Store (website), please fill out our Contact Form where our team can guide you through the process.

-->

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