AOC G4 Q27G42XE 27″ 180Hz Monitor

27 inch · 2560 x 1440 · 180 Hz · Fast IPS

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Screen size 27 inch
Resolution 2560 x 1440
Refresh rate 180 Hz
Panel Fast IPS
Response time 1 ms

AOC G4 Q27G42XE 27″ 180Hz Monitor is a 27-inch monitor with 2560 x 1440 resolution, a 180 Hz refresh rate and Fast IPS panel. The high refresh rate makes fast games look smoother. It came out in 2025.

Released: 2025-01-10

Specifications

Key specs

Screen size: 27 inch
Resolution: 2560 x 1440
Refresh rate: 180 Hz
Panel: Fast IPS
Response time: 1 ms
Released: 2025-01-10
Part number: Q27G42XE

Display

Display diagonal: 68.6 cm (27")
Display resolution: 2560 x 1440 pixels
HD type: Quad HD
Native aspect ratio: 16:9
Panel type: Fast IPS
LED backlight: Yes
Backlight type: W-LED
Display brightness (typical): 300 cd/m²
Response time: 1 ms
Response time measurement type: GTG (Gray to Gray)
Response time (MPRT): 0.5 ms
Anti-glare screen: Yes
Screen shape: Flat
Contrast ratio (typical): 1000:1
Contrast ratio (dynamic): 80000000:1
Maximum refresh rate: 180 Hz
Viewing angle, horizontal: 178°
Viewing angle, vertical: 178°
Display number of colours: 16.7 million colours
Pixel pitch: 0.2745 x 0.2745 mm
Pixel density: 108 ppi
Digital horizontal frequency: 30 - 270 kHz
Digital vertical frequency: 48 - 180 Hz
Display diagonal (metric): 68.6 cm
High Dynamic Range (HDR) supported: Yes
High Dynamic Range (HDR) technology: High Dynamic Range 10 (HDR10)
Surface hardness: 3H
Colour gamut standard: Adobe RGB, DCI-P3, sRGB
sRGB coverage (typical): 120%
Adobe RGB coverage: 89.9%
DCI-P3 coverage: 92.9%

Performance

NVIDIA G-SYNC: Yes
AMD FreeSync refresh rate range: 48 - 180 Hz
VESA Adaptive Sync support: Yes
Flicker-free technology: Yes
Low Blue Light technology: Yes
Game mode: Yes

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Multimedia

Number of speakers: 2
RMS rated power: 4 W
Built-in speaker(s): Yes

Design

Market positioning: Gaming
Product colour: Black, Red
Frameless design: Yes
Front bezel colour: Black
Detachable stand: Yes

Ports & interfaces

HDMI: Yes
HDMI ports quantity: 2
HDMI version: 2.0
DisplayPorts quantity: 1
DisplayPort out version: 1.4
DisplayPort version: 1.4
Headphone out: Yes
Headphone outputs: 1
Headphone connectivity: 3.5 mm
HDCP: Yes
HDCP version: 1.4/2.2

Ergonomics

VESA mounting: Yes
Panel mounting interface: 100 x 100 mm
Cable lock slot: Yes
Cable lock slot type: Kensington
Tilt adjustment: Yes
Tilt angle range: -3 - 21°
On Screen Display (OSD): Yes
On Screen Display (OSD) languages: Simplified Chinese, Traditional Chinese, Czech, Dutch, English, Finnish, French, German, Italian, Japanese, Korean, Croatian, Polish, Portuguese, Russian, Spanish, Swedish, Turkish, Ukrainian
Number of OSD languages: 19
LED indicators: Yes

Power

Energy efficiency class (SDR): E
Energy efficiency class (HDR): G
Energy consumption (SDR) per 1000 hours: 21 kWh
Energy consumption (HDR) per 1000 hours: 34 kWh
Power consumption (typical): 27 W
Power consumption (standby): 0.5 W
Power consumption (off): 0.3 W
Power supply type: Internal
Energy efficiency scale: A to G

Weight & dimensions

Width (with stand): 613.9 mm
Depth (with stand): 197.6 mm
Height (with stand): 449.7 mm
Weight (with stand): 3.88 kg
Width (without stand): 366.3 mm
Depth (without stand): 51 mm
Height (without stand): 366.3 mm
Weight (without stand): 3.49 kg

Other features

Brand specific technologies: Crosshair
Low input lag: Yes
FPS counter: Yes
Dial point: Yes
Shadow control: Yes
Motion blur reduction: Yes
Local dimming: Yes
Warranty period: 3 year(s)
Bezel thickness type: Frameless
Compliance certificates: CE
Certification: WEEE,REACH compliant,RoHs compliant,CB,TUV-Bauart-Mark,ISO 9241-307,EAC,FCC

Technical details

Native refresh rate: 60 Hz

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About this product

Enhance your setup with the Q27G42XE 27" QHD Gaming Monitor The Q27G42XE features a 27" QHD Fast IPS panel, 180Hz refresh rate, and 1ms GtG response time for crisp and smooth visuals. With HDR10, G-Sync compatible, and low input lag, it ensures reliable performance. A battle-station-ready design, recyclable packaging, and G-Menu software make this monitor a practical and eco-friendly addition to any gaming setup.

User manual (PDF)

Q27G42XE vs similar monitors

	AOC G4 Q27G42XE 27″ 180Hz Monitor	AOC Q27G42XEP 27″ 180Hz Monitor	Samsung Odyssey G5	ASUS TUF Gaming VG27AQL5F 27″ 220Hz Monitor
Screen size	27 inch	27 inch	27 inch	27 inch
Resolution	2560 x 1440	2560 x 1440	2560 x 1440	2560 x 1440
Refresh rate	180 Hz	180 Hz	180 Hz	220 Hz
Panel	Fast IPS	Fast IPS	Fast IPS	Fast IPS
Response time	1 ms	1 ms	1 ms	1 ms
Released	2025	2026	2026	2026