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Overview

27" QHD (2560 x 1440) OLED Display480Hz refresh rate & 0.03ms (GtG) response timeDisplayPort 2.1NVIDIA G-SYNC compatibilityAMD FreeSync Premium ProVESA DisplayHDR True Black400 and 1.5M:1 contrast ratio

LG UltraGear 27" 480 Hz OLED QHD Gaming Monitor 0.03ms FreeSync Premium & G-Sync Compatible 2560 x 1440 (2K) DCI-P3 98.5%

Model: 27GX790A-B
Web Code: 19450634
Sold and shipped by | 4.5 seller rating (289 reviews)

Sale ends: *

Available for deliveryAvailable online only

Delivery times vary by location. Most Marketplace items leave sellers' locations within 2 business days. Allow additional time for shipping.

Seller Return Policy

Warranty

Check with the manufacturer for details.

For Quebec residents: See the Availability Guarantee disclosure in the Specifications section below.

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 colour gamut bring vibrant colours 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)

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.

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 brightest OLED

The brilliant LG’s WOLED features Micro Lens Array+ (MLA+) technology, enhancing brightness and performance by optimizing light efficiency and minimizing light loss. This results in bright and vibrant images with up to 37.5% higher brightness (SDR) compared to our previous models with MLA.

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.

Realistic details of DisplayHDR True Black 400 and DCI-P3 98.5%.

*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.

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.

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 colours certified by UL for low blue light platinum, allowing vivid game colours for a more comfortable viewing experience.

An image showcasing the LG UltraGear OLED gaming monitor, blocking harmful blue light for comfortable gaming 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.

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.

1-YEAR BURN-IN WARRANTY

for UltraGear OLED gaming monitor

Product Condition
Brand New

For Quebec residents – Disclosure under the Consumer Protection Act

In compliance with Bill 29, Best Buy and third-party sellers on Best Buy Marketplace do not guarantee the availability of replacement parts, repair services, or maintenance information for any products. Coverage provided through any Best Buy Protection programs and applicable manufacturer warranties, if any, remain in place. Information about the manufacturer’s availability guarantee can be found .

Shipping Charges

Free standard shipping may be available on orders over a minimum amount (before taxes, fees, and promo codes). Shipping charges may vary based on item size and your shipping address. Want a shipping charge estimate? Simply add an item to your cart, then access the cart and enter your postal code in the shipping estimate section.

Processing Time

Most items ship within 2 business days after an order is placed*. Allow additional time for shipping to your address.
*Please note: If an item you ordered becomes unavailable, you'll be notified and a full refund will be processed within 2 business days.

Shipping Area Restrictions

Shipping is not available in the following areas*:
  • New Brunswick (Remote)
  • Nova Scotia (Remote)
  • Prince Edward Island (Remote)
  • Newfoundland and Labrador (Remote)
*Please note: Shipping area restrictions may vary for large items. If an item can't be shipped to your address, we'll let you know during the checkout process.
See our return policy to find specific return information for this product and steps on how to return by mail.