LG UltraGear 27GX790A 26.5 " black (27GX790A-B)

Name: LG UltraGear 27GX790A 26.5 " black 27GX790A-B
Brand: LG

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LG UltraGear 27GX790A 26.5 " black

2025 UltraGear (gaming)gaming OLED HDMI 2.1 HDR Adaptive-Sync FreeSync good DCI-P3

Screen size:26.5 "

Resolution:2560x1440 (16:9)

Panel:WOLED, response 0.03 ms

Frequency:480 Hz

Contrast:1 500 000:1

Brightness:275 cd/m²

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

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

Monitor with MLA+ technology, which increases screen brightness. VESA ClearMR 21000 certification.

Flagship OLED monitor with serious gaming ambitions. Judge for yourself, the model's screen boasts a high refresh rate of up to 480 Hz and lightning-fast response times — as low as 0.03 ms when switching from gray to gray pixels. Additionally, the monitor supports adaptive frame synchronization technologies AMD FreeSync Premium Pro and NVIDIA G-Sync Compatible. In terms of color accuracy, the display covers approximately 98.5% of the DCI-P3 color gamut.

Finally, it is awarded the VESA DisplayHDR True Black 400 and ClearMR 13000 certifications. A notable feature of the LG UltraGear 27GX790A in terms of onboard connection interfaces is the DisplayPort v2.1 (UHBR20), providing data transfer speeds up to 80 Gbps. Accompanying this port are two HDMI v2.1 ports, and the monitor also features a two-port USB hub. The model's stand allows for height adjustment (up to 11 cm), tilt, and swivel positions. Alternatively, a VESA 100x100 mm wall mount can be purchased separately.

All specifications

Specifications UltraGear 27GX790A

Colour

Product type	gaming
Size	26.5 "


Screen
Panel type	WOLED / MLA+ /
Surface treatment	anti-glare
Resolution	2560x1440 (16:9)
FPS	480 Hz
Pixel size	0.23 mm
Response time (GtG)	0.03 ms
Vertical viewing angle	178 °
Horizontal viewing angle	178 °
Brightness	275 cd/m²
Static contrast	1 500 000:1
Colour depth	10-bit (1.07B Colors)
Colour gamut (DCI-P3)	98.5 % / CIE1976 /
HDR	DisplayHDR True Black 400


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

Features
Features	Flicker-Free AMD FreeSync Premium Pro NVIDIA G-Sync Compatible Adaptive-Sync
Portrait pivot
Screen swivel	/ +- 30° /
Height adjustment	/ 110 mm /
Game Features	aim FPS display brighten darker areas / Black Stabiliser /


General
RGB lighting	+
Wall mount	VESA 100x100mm
External power supply
Dimensions (WxHxD)	605x579x249 mm
Dimensions without stand (WxHxD)	605x351x45 mm
Weight	9.3 kg
Weight without stand	5.1 kg
Official Website	lg.com
Added to E-Catalog	February 2025
P/N	27GX790A-B

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.
Catalog LG 2026 - new arrivals, bestsellers, and the most relevant models LG.

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

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