LG UltraGear 27" Tandem OLED GX7, Dual Mode (QHD 540Hz / HD 720Hz), 0.02ms, G-Sync Compatible, HDMI 2.1, DisplayPort 2.1 Gaming Monitor

Outrageous Speed with LG's Brightest OLED Gaming Monitor

Experience the brightness and speed of 4th Gen OLED on a vivid 27" QHD display—engineered for ultra-smooth, tear-free gameplay. With a refresh rate up to 720Hz and lightning-fast 0.02ms response time, you’ll react faster, track every movement with precision, and outpace your opponents frame by frame with astounding brightness, clarity and speed.

Our Brightest, Boldest OLED Gaming Monitor

Powered by UltraGear’s latest OLED with Primary RGB Tandem tech, this is LG’s brightest OLED gaming monitor yet—reaching 335 nits typical brightness for clear visibility in bright scenes. Enhanced APL and reduced ABL keep critical visuals sharp during intense action, while UL Verified Perfect Black and DisplayHDR True Black 500 deliver deep contrast and pinpoint detail.

Next-Gen OLED Brilliance

4th Gen Primary RGB Tandem OLED reaches 335 nits typical brightness while using less power than previous UltraGear OLED generations. The display's advanced 4-stack RGB structure delivers enhanced contrast, sharper detail, and color precision that stays consistent across every frame.

Dual Mode: QHD 540 Hz for Detail or HD 720 Hz for Speed

Dual Mode pushes gaming speed to the edge, letting you toggle between QHD resolution at 540 Hz or HD at 720 Hz from a hotkey. Gain outrageous speed and responsiveness for split-second decisions and competitive domination.

DisplayPort 2.1 Delivers Next-Gen Gaming Speed

DisplayPort 2.1 unlocks ultra-fast data speeds for stable, high-refresh gaming up to 720 Hz. USB-C keeps your setup clean with single-cable output, and dual HDMI 2.1 ports connect seamlessly to today’s top consoles. More bandwidth. More clarity. More ways to win.

NVIDIA G-SYNC Compatible & AMD FreeSync Premium Pro

NVIDIA G-SYNC Compatible and AMD FreeSync Premium Pro deliver smooth, tear-free, low-latency gaming with high refresh rates—so every frame stays fluid and sharp.

Deeper Detail with VESA DisplayHDR True Black 500

Experience breathtaking realism with VESA DisplayHDR True Black 500, delivering nuanced shadow detail and rich black expression—even in the darkest game scenes. A 1.5 million:1 contrast ratio pairs with up to 99.5% (typical), DCI-P3 color gamut and Delta E≤2 color accuracy, to ensure colors are vivid, precise, and true to the creator’s intent—giving gamers and creators alike the confidence to see every frame as it was meant to be seen.

ClearMR 21000 Delivers Elite Motion Clarity

Certified at ClearMR 21000—VESA’s highest motion-clarity tier—this display eliminates the faint blur that lingers around fast-moving objects. Every rapid turn, sprint, and effect stays crisp, helping you react faster and play with greater confidence.

4-Pole Jack &  DTS HP:X: Gaming Audio Unleashed

Experience lifelike 3D audio with DTS Headphone, pushing out spatial sound to make you feel even more part of the game. The 4-pole headphone jack combines stereo audio and mic input, delivering crisp sound and clear game-play comms through a single connection.

Virtually Borderless and Adjustable to Gamer Specs

Dive into gameplay on the 4-side, virtually borderless 27" OLED screen. The slim-profile display has adjustable height, tilt, swivel and pivot controls that let you customize your view, while backlighting amps up your battle station, making every session a vibe.

Versatile Connectivity

Versatile connectivity hub: Dual HDMI, DisplayPort 2.1, and USB downstream (x2) and USB upstream ensure seamless connections to all your devices, from consoles and peripherals to productivity gear.

Key Features

• Experience UltraGear's brightest and fastest OLED on a 27" QHD display

• Dual Mode refresh rate: switch between QHD at 540 Hz or 720 Hz HD speed

• 0.02 ms (GtG) response time renders fast action with almost zero blur or ghosting

• VESA ClearMR 21000 helps keep fast-moving targets sharp, clear and easy to track

• DisplayPort 2.1 delivers massive bandwidth for sharper visuals and ultra-fast gameplay

• DisplayHDR True Black 500 delivers deep blacks, rich contrast, and stunning dark-scene detail

• Reduced screen stutter with NVIDIA G-SYNC compatibility AMD FreeSync Premium Pro

• Virtually borderless 27" OLED with adjustable screen and back lighting for a custom setup

Picture Quality

Color Depth (Number of Colors)

1.07B

Aspect Ratio

16:9

Brightness (Typical, Minimum)

(Typ.) 335 cd/m² (Min.) 300 cd/m²

Color Gamut (Typ.)

DCI-P3 99.5% (CIE1976)

Contrast Ratio

1500000:1

Display Type

OLED

Pixel Pitch (mm)

0.2292 x 0.2292

Refresh Rate

540Hz

Resolution

2560 x 1440

Response Time (GTG)

0.02 ms (GtG)

Screen Size

26.5"

Viewing Angle

178º(R/L), 178º(U/D)

Special Features

RGB LED Lighting

Unity Hexagon Lighting

AMD FreeSync Premium Pro

Yes

NVIDIA G-Sync Compatible

Yes

DTS Headphone:X

Yes

VESA Adaptive Sync

Yes

Headphone 4-Pole (Sound+Mic)

Yes

VRR

Yes

LG Switch

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

Reader Mode

Yes

Smart Energy Saving

Yes

User Define Key

Yes

VESA DisplayHDR

DisplayHDR True Black 500

Input/Output

USB Down-stream

Yes (2ea/ver3.0)

DisplayPort

Yes x 1

USB Up-stream

Yes (via USB-C)

DP Version

2.1

USB Type-C

Yes x 1

HDMI

Yes x 2

HDMI Version 2.1

Yes

Headphone Out

Yes

USB-C (Data Transmission)

Yes