LG's Brightest 4th Gen OLED

Introducing LG's gaming monitor powered by 4th Gen OLED with revolutionary Primary RGB Tandem technology-reaching up to 1500 nits of peak brightness for visibly clearer gameplay, helping you to see on-screen visuals with clarity even in bright environments. In fast-paced or sunlit in-game scenes, enhanced APL and reduced ABL help maintain consistent luminance without dimming critical visuals. With UL Verified Perfect Black, Colour and VESA DisplayHDR™ True Black 500, this next-gen OLED delivers the contrast and clarity gamers need to react faster, see more, and stay immersed in every frame.

Next-Gen OLED Brilliance

Powered by 4th Gen Primary RGB Tandem OLED, the 27GX790B delivers brighter visuals with less power than the previous 3rd Gen OLEDs-reaching up to 1500 nits of peak brightness. Its advanced 4-stack RGB structure produces deeper contrast, sharper detail, and stunning color precision. Experience clearer shadows, deep immersion, and visual consistency in every frame-built for serious gaming.

UL-verified Perfect visual experience, consistent in both low and bright light | Perfect black

Perfect Black is UL-verified and delivers true black levels to enhance perceived brightness and contrast, whether it's bright or dark around you.

Perfect colour & 100% colour fidelity

Perfect colour and 100% colour Fidelity deliver accurate colour expression even under varying lighting conditions, from low light to bright ambient environments.

Perfect reproduction

UL-verified Perfect Reproduction helps ensure that actual game content is faithfully rendered on screen, maintaining intended colour and detail in both dark and bright environments. Unlike static image-based metrics, this certification reflects real-world content reproduction accuracy.

Deep Detail with VESA DisplayHDR™ True Black 500

Experience deep, lifelike visuals with VESA DisplayHDR™ True Black 500, delivering precise black tones even in the darkest scenes. The monitor's DCI-P3 99.5% (Typ.) colour gamut ensures colours are presented with accurate detail, reflecting the original intent.

UL-verified advanced eye comfort technologies

Featuring AGLR(Anti-glare and low reflection), LG WOLED's UL-verified 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 smooth gaming experience, whether you're gaming in bright environments or LED-lit rooms.

720Hz(@HD) - 540Hz(@QHD) Dual-Mode with customisable settings

With VESA Certified Dual-Mode, enjoy UltraGear's fastest performance with up to 720Hz refresh rate-the highest ever introduced. Seamlessly switch between QHD 540Hz for detailed visuals and HD 720Hz for ultra-fast action. Choose your preferred refresh rate and screen size via On-Screen Display, or toggle instantly through LG Switch for optimised gameplay across every genre.

• Anti-glare
• Low Reflection
• HDR10
• Color Weakness Mode
• Smart Energy Saving
• Color Calibration
• NVIDIA G-SYNC
• Hardware Calibration
• Dynamic Action Sync
• Black Stabilizer Technology
• Crosshair
• Reading Mode
• FPS Counter
• VESA DisplayHDR True Black 500
• Auto Input Switch
• RGB LED Unity Hexagon Lighting
• One Click Mount
• DTS Headphone: X
• Dual Controller

• Swivel
• Height
• Pivot
• Tilt

• 99.5% DCI-P3
• 94% DCI-P3 (CIE 1976)

• HDMI
• DisplayPort
• USB-C

• 50 Hz
• 60 Hz