LG UltraGear 27GX790B 26.5 " black

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LG UltraGear 27GX790B 26.5 " black

2026 UltraGear (gaming)gaming OLED HDMI 2.1 Dual Mode HDR Adaptive-Sync FreeSync good DCI-P3

Screen size:26.5 "

Resolution:2560x1440 (16:9)

Panel:OLED (WOLED), response 0.02 ms

Frequency:540 Hz, 720 Hz (HD)

Contrast:1 500 000:1

Brightness:335 cd/m²

Functions:HDR, AMD FreeSync Premium Pro, NVIDIA G-Sync Compatible, VESA Adaptive-Sync, Flicker-Free

Connectors:DisplayPort v2.1 • 2xHDMI v2.1

VESA ClearMR 21000 certified.

All specifications

Specifications UltraGear 27GX790B

Colour

Product type	gaming
Size	26.5 "


Screen
Panel type	OLED (WOLED)
Surface treatment	anti-glare
Resolution	2560x1440 (16:9)
FPS	540 Hz
Frame Rate (Dual Mode)	720 Hz (HD)
Pixel size	0.23 mm
Response time (GtG)	0.02 ms
Vertical viewing angle	178 °
Horizontal viewing angle	178 °
Brightness	335 cd/m²
Static contrast	1 500 000:1
Colour depth	10-bit (1.07B Colors)
Colour gamut (DCI-P3)	99.5 % / CIE1976 /
HDR	DisplayHDR True Black 500


Connection
Video transmission	DisplayPort v2.1 2xHDMI v2.1
USB-A hub	2x5Gbps
Connectors (optional)	mini-Jack output (3.5 mm) / sound + microphone /

Features
Features	Flicker-Free AMD FreeSync Premium Pro NVIDIA G-Sync Compatible Adaptive-Sync
Portrait pivot
Screen swivel	/ +- 30° /
Height adjustment	/ 130 mm /
Game Features	aim FPS display brighten darker areas / Black Stabilizer /


General
RGB lighting	LG Unity Hexagon Lighting
Wall mount	VESA 100x100mm
External power supply
Dimensions (WxHxD)	605x528x220 mm
Dimensions without stand (WxHxD)	605x351x51 mm
Weight	6.8 kg
Weight without stand	4.3 kg
Official Website	lg.com
Added to E-Catalog	January 2026

The information in the model description is for reference purposes.
Always clarify the specifications and configuration of the product with the online store manager before purchasing.

How to Choose a Gaming MonitorWe understand matrix types, suitable resolution, FreeSync and other important aspects when choosing a gaming monitor

Monitor matrices types: TN+film, IPS, VA, OLED, QLED and QD-OLEDCurrent types of monitor matrices, their pros and cons, as well as recommendations for selection

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	27” LG UltraGear™ OLED Gaming Monitor, Dual Mode (720Hz@HD, 540Hz@QHD), DP2.1, Black 27GX790BB Black 27GX790B for pictures, reviews, and tech specs of the 27GX790B-B. Get free delivery and 5% off your first order.. LG. Life's Good. Official partner LG Lg.com Delivery: in United Kingdom Report	£682.50 Buy in shop

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	LG UltraGear 27GX790B 27 OLED Dual Mode Full HD 720Hz QHD 540Hz 0.02ms Gaming Monitor Black 27GX790B-B.AEK Stunning OLED Display for True-to-Life VisualsExperience games like never before with the 27-inch OLED panel of the LG UltraG... moreear 27GX790B. Boasting vibrant colors deep blacks and exceptional contrast this monitor delivers a cinematic gaming experience that immerses you in every scene. Whether you’re exploring vast open worlds or engaging in high-speed action visuals remain crisp and detailed across every frame . Ultra-Fast Refresh Rates for Competitive GamingWith dual refresh rate support of 720Hz for Full HD and 540Hz for QHD this monitor is built for extreme responsiveness. Fast-paced games feel smoother and more fluid reducing motion blur and giving you the edge in competitive gameplay . Lightning-Fast 0.02ms Response TimeThe LG UltraGear 27GX790B features an astonishing 0.02ms response time virtually eliminating ghosting and trailing effects. Every action appears instantly on-screen ensuring precise control and a seamless gaming experience . High-Resolution Options for Sharp DetailSwitch between Full HD and QHD resolutions depending on your performance needs. The monitor adapts effortlessly to your setup providing sharp and detailed visuals whether you prioritize speed or image quality . Designed for Gamers Built for ComfortErgonomically designed the LG UltraGear 27GX790B supports extended gaming sessions without strain. Adjustable tilt and height options help you find the perfect viewing angle while the sleek gamer-centric design complements any gaming setup.. Laptopsdirect.co.uk Delivery: to United Kingdom Report	£848.97 Buy in shop

	LG UltraGear GX7 WOLED 27-inch 4th Gen. QHD Gaming Monitor27GX790B with Dual-Mode(720Hz@HD 540Hz@QHD) 0.02ms(GtG) DP2.1 VESA Next-Level Visuals with 4th Gen WOLED Display Dive into ultra-sharp detail on this 27" QHD (2560x1440) 4th Gen Tandem OLED g... moreaming monitor. Expect deeper blacks fast response and jaw-dropping clarity that redefines your play. LGs Brightest* Gaming Monitor OLED Yet Powered by the revolutionary 4th Gen WOLED with Primary RGB Tandem technology reaching up to 1500 nits of peak brightness and certified with VESA DisplayHDR True Black 500 for crystal-clear high-contrast gameplay even in bright environments. OLED with QHD 540Hz - HD 720Hz Dual-Mode - With VESA Certified Dual-Mode enjoy UltraGears fastest performance with up to 720Hzthe highest refresh rate ever introduced. Seamlessly switch between QHD 540Hz for detailed visuals and HD 720Hz for ultra-fast action. High-speed bandwidth with DisplayPort 2.1 - The latest DisplayPort 2.1 on the 27GX790B delivers next-generation bandwidth optimized for ultra-high-speed gaming supporting stable performance even at extreme refresh rates. Extending this connectivity the USB-C port supports streamlined single-cable display output and data transfer. Certified with a widely adopted technology - NVIDIA G-SYNC Compatible / VESA Certified AdaptiveSync / AMD FreeSync Premium Pro that will provide tear-free ultra-smooth visuals and low latency ClearMR 21000 for smooth motion infinite play - VESA certified by ClearMR 21000 this monitor finally captures even the subtle blurring that occurs around the edges of moving objects displaying fast-moving action with sharpness and detail. Quzo.co.uk Delivery: to United Kingdom Report	£878.81 Buy in shop

	LG UltraGear GX7 WOLED 27-inch 4th Gen. QHD Gaming Monitorㅣ27GX790B wi 27GX790B-B.AEK LG UltraGear GX7 WOLED 27-inch 4th Gen. QHD Gaming Monitorㅣ27GX790B with Dual-Mode(720Hz@HD. 540Hz@QHD). 0.02ms(GtG). DP2.1.... moreVESA DisplayHDR™ True Black 500 LaptopHub.uk Delivery: in United Kingdom Report	£891.83 Buy in shop