Your data. Your choice.

If you select «Essential cookies only», we’ll use cookies and similar technologies to collect information about your device and how you use our website. We need this information to allow you to log in securely and use basic functions such as the shopping cart.

By accepting all cookies, you’re allowing us to use this data to show you personalised offers, improve our website, and display targeted adverts on our website and on other websites or apps. Some data may also be shared with third parties and advertising partners as part of this process.

Legal noticePrivacy notice

AOC Q27G4ZR

2560 x 1440 pixels, 27"
Price in EUR including VAT
Energy Label FProduct data sheet
11Ratings
Test reports1 test
Delivered the day after tomorrow
Only 1 piece in stock at supplier
free shipping

Product details

Win every game with the Q27G4ZR QHD 240Hz gaming monitor, overclockable to 260Hz. The Q27G4ZR combines stunning QHD resolution with a blazing-fast refresh rate of 240 Hz, which can be overclocked to 260 Hz, and a 1 ms GtG response time on a Fast IPS panel for extremely smooth and responsive gameplay. With HDR400, low input lag, and an eSports-focused design, every frame is sharp and fluid. Featuring an ergonomic stand, built-in speakers, and G-Menu software for customization, this monitor is designed to enhance both performance and comfort during every session.

Key specifications

Screen technology
LED
Display resolution
WQHD
Monitor equipment
HDR functionality, Slot for Kensington lock
Video connections
DisplayPort (1x), HDMI (2x)
Monitor type
Gaming Monitor
Refresh rate
260 Hz
Documents
Technical data sheet.pdf
Item number
55681573

General information

Manufacturer
AOC
Category
Monitor
Manufacturer no.
Q27G4ZR
Release date
7/3/2025

Colour

Colour
Black
Exact colour description
Black, Red

Display properties

Monitor type
Gaming Monitor
Display size (inches)
27"
Screen size (cm)
68.60 cm
Image resolution
2560 x 1440 pixels
Display resolution
WQHD
Pixel density
109 ppi
Pixel pitch
0.23 mm
Screen technology
LED
Panel technology
FAST IPS
Refresh rate
260 Hz
Aspect ratio
16:9
Screen surface
Anti-glare
Contrast ratio
1000 :1
Response time (grey-to-grey)
1 ms
Reaction time MPRT
0.30 ms
Brightness
400 cd/m²
Colour depth
8 bits
Colour space coverage
sRGB: 123.6%
Viewing angle (H)
178°
Viewing angle (V)
178°

Features + Functions

Monitor equipment
HDR functionality, Slot for Kensington lock
Touch
Without touch function
Sync-Technology
Adaptive Sync
HDR Certification
Vesa DisplayHDR 400

Mounting + Ergonomics

Adjustability
Height-adjustable, Pivot function, Rotatable, Tiltable
VESA wall mount
100 x 100 mm

Connections

Video connections
DisplayPort (1x), HDMI (2x)
HDMI version
2.0
DisplayPort version
1.4
Audio Connections
Jack 3.5mm Out (1x)

Power supply

Power consumption
25 W
Power consumption (standby)
0.30 W
Power consumption (Off)
0.30 W
Energy consumption per year
25 kWh

Energy declaration

Energy efficiency class
F

Origin

Country of origin
China

Sustainability

Manufacturer commitment
SBTi

Voluntary climate contribution

CO₂-Emission
Climate contribution

Scope of delivery

Scope of delivery
DisplayPort, HDMI

Product dimensions

Width
611.50 mm
Length
177 mm
Height
457 mm
Weight
4.97 kg

Legal Notice

Product Safety

Package dimensions

Length
82 cm
Width
48 cm
Height
16 cm
Weight
9.08 kg

14-day cancellation right
30-day right of return
24 Months statutory warranty
Report concern

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
  • 9.Apple
    0,9 %
  • 9.Lenovo
    0,9 %
  • 11.AOC
    1 %
  • 11.Hannspree
    1 %
  • 11.Philips
    1 %

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
  • 8.iiyama
    4 days
  • 8.Verbatim
    4 days
  • 11.AOC
    5 days
  • 11.LC-Power
    5 days
  • 11.Mobile Pixels
    5 days

Return rate

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

Source: Galaxus
  • 4.ēlo
    2,5 %
  • 6.Lenovo
    2,6 %
  • 7.AOC
    2,8 %
  • 7.Denver
    2,8 %
  • 9.BenQ
    2,9 %
Source: Galaxus

Without ratingNo rating
CT Magazin Logo
CT MagazinWQHD-Monitore mit etlichen Finessen fürs BüroReleaseMarch 2018
  • Positivesehr satte Farben
  • Positivelädt Mobilgeräte auch ausgeschaltet
  • Negativeetwas unsicherer Stand
  • NegativeMenü dreht nicht ins Hochformat

Der 27-Zöller von AOC besitzt als einziger im Test einen runden Standfuß. Auf diesem steht er relativ sicher – es sei denn, man rotiert sein Display ins Hochformat: Dabei wackelt der Monitor und verliert anschließend bei Anstupsern leicht die Balance. Leider folgt das Menü nicht der 90-Grad-Drehung, man muss deshalb entweder alles vorher einstellen oder später den Kopf verdrehen...