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LG Ultragear OLED 27GX790B-B

2560 x 1440 pixels, 26.50"
Price in EUR including VAT
Delivered between Wed, 24.6. and Fri, 26.6.
More than 10 pieces in stock at supplier
free shipping

Refresh rate2

Product details

The LG Ultragear OLED 27GX790B-B is a 27-inch (69 cm) gaming monitor featuring a Quad HD OLED display with a refresh rate of 500 Hz. This model offers exceptional visual performance with deep blacks and vibrant colors characteristic of OLED technology. The resolution of 2560 x 1440 pixels delivers sharp, detailed images suitable for gaming and multimedia applications. The high refresh rate enables smooth motion rendering and reduces motion blur during fast-paced gaming scenes. The casing measures approximately 61 cm in width, 36 cm in height, and 5 cm in depth, with a weight of 6.2 kg including the stand. The monitor features tiltable, height-adjustable, and swivel positioning for ergonomic adjustments. Connectivity options include DisplayPort, HDMI, and USB ports for versatile device compatibility. The OLED panel provides wide viewing angles and fast pixel response times. Features include HDR support for enhanced contrast and color depth, as well as game-specific modes that can be tailored for different genres. The anti-glare coating helps reduce reflections in various lighting conditions. The design incorporates slim bezels for an immersive viewing experience and includes cable management features for a tidy workspace. This successor model to previous LG Ultragear monitors boasts improved display technology and enhanced refresh rate capabilities. The monitor operates in a temperature range of 5°C to 40°C and has a typical power consumption of 45 W during operation. The package includes the monitor, stand, power cable, and necessary connection cables. The product is designed for extended gaming sessions with features that help reduce eye strain during prolonged use.

Key specifications

Monitor type
Gaming monitor
Display resolution
WQHD
Display technology
Tandem OLED
Refresh rate
540 Hz
Monitor equipment
HDR functionalityIntegrated USB hubRGB lightingSlot for Kensington lock
Video connections
DisplayPort (1x)HDMI (2x)
USB ports
USB-AUSB-B
Documents
Technical data sheet.pdf

General information

Item number
67958338
Manufacturer
LG
Category
Monitor
Manufacturer No.
27GX790B-B.AEU
Release date
2.3.2026

Colour

Colour
Black
Exact colour description
Black

Display properties

Monitor type
Gaming monitor
Display size (inches)
26.50"
Screen size (cm)
67.30 cm
Image resolution
2560 x 1440 pixels
Display resolution
WQHD
Pixel density
111 ppi
Pixel pitch
0.23 mm
Display
OLED
Display technology
Tandem OLED
Refresh rate
540 Hz
Aspect ratio
16:9
Screen surface
High gloss
Contrast ratio
1500000:1
Response time (grey-to-grey)
0.03 ms
Brightness
335 cd/m²
Colour depth
10 bits
Colour space coverage
DCI-P3: 99.5%
Viewing angle (H)
178°
Viewing angle (V)
178°

Features + Functions

Monitor equipment
HDR functionalityIntegrated USB hubRGB lightingSlot for Kensington lock
Connectivity
3.5 mm jackHDMIUSB
Touch
Without touch function
Sync-Technology
AMD Freesync Premium Pro
Dynamic range
HDR10
HDR Certification
Vesa DisplayHDR 500

Mounting + Ergonomics

Adjustability
Height-adjustablePivot functionPivotingTiltable
VESA wall mount
100 x 100 mm

Connections

Video connections
DisplayPort (1x)HDMI (2x)
HDMI version
2.1a
DisplayPort version
2.1
USB ports
USB-AUSB-B
Exact USB ports
USB-A 3.0 (2x)USB-B 3.0 (1x)
Audio Connections
Jack 3.5mm Line Out (1x)

Power

Power consumption
29 W
Power consumption (standby)
0.50 W
Power consumption (Off)
0.30 W

Energy declaration

Energy efficiency class
F

Origin

Country of origin
China

Voluntary climate contribution

CO₂ emissions
429,4 kg
Climate contribution
EUR 10,69

Scope of delivery

Scope of delivery
ACDisplayPort cableHDMI cableUSB Type-A to USB Type-B cable

Product dimensions

Width
605.20 mm
Length
221 mm
Height
527.60 mm
Weight
6.80 kg

Legal Notice

Product Safety

Package dimensions

Length
79 cm
Width
50 cm
Height
18 cm
Weight
6.50 kg

14-day cancellation right
30-day right of return
24 Months statutory warranty
4 additional offers
Legal concerns

Compare products

Goes with

Reviews & Ratings

Statutory warranty score

How often does a product of this brand in the «Monitor» category have a defect within the first 24 months?

Source: Galaxus
  • 18.Acer
    1,4 %
  • 18.Samsung
    1,4 %
  • 20.LG
    1,6 %
  • 21.ASUS
    1,7 %
  • 22.MSI
    1,9 %

Statutory warranty case duration

How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?

Source: Galaxus
  • 15.AOC
    5 days
  • 15.Lenovo
    5 days
  • 15.LG
    5 days
  • 15.Philips
    5 days
  • 15.Samsung
    5 days

Return rate

How often is a product of this brand in the «Monitor» category returned?

Source: Galaxus
  • 15.ēlo
    3,8 %
  • 16.Acer
    4 %
  • 17.LG
    4,2 %
  • 17.Xiaomi
    4,2 %
  • 19.ASUS
    4,5 %
Source: Galaxus