AOC G4 C27G4ZX 27″ 280Hz Monitor

27 inch · 1920 x 1080 · 280 Hz · VA

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Screen size 27 inch
Resolution 1920 x 1080
Refresh rate 280 Hz
Panel VA

AOC G4 C27G4ZX 27″ 280Hz Monitor is a 27-inch monitor with 1920 x 1080 resolution, a 280 Hz refresh rate and VA panel. The high refresh rate makes fast games look smoother. It came out in 2026.

Released: 2026-03-15

Specifications

Key specs

Screen size: 27 inch
Resolution: 1920 x 1080
Refresh rate: 280 Hz
Panel: VA
Released: 2026-03-15
Part number: C27G4ZX

Display

Display diagonal: 68.6 cm (27")
Display resolution: 1920 x 1080 pixels
HD type: Full HD
Native aspect ratio: 16:9
Display technology: LCD
Panel type: VA
LED backlight: Yes
Backlight type: W-LED
Response time (MPRT): 0.3 ms
Anti-glare screen: Yes
Screen shape: Curved
Screen curvature rating: 1500R
Maximum refresh rate: 280 Hz
Viewing angle, horizontal: 178°
Viewing angle, vertical: 178°
Display number of colours: 1.073 billion colours
Pixel pitch: 0.3114 x 0.3114 mm
Pixel density: 82 ppi
Viewable size, horizontal: 59.8 cm
Viewable size, vertical: 33.6 cm
Digital horizontal frequency: 30 - 320 kHz
Digital vertical frequency: 48 - 280 Hz
Display diagonal (metric): 68.6 cm
High Dynamic Range (HDR) supported: Yes
DDC/CI: Yes
Haze rate: 25%
Colour gamut standard: NTSC
NTSC coverage (typical): 85%

Performance

VESA Adaptive Sync support: Yes
Flicker-free technology: Yes
Low Blue Light technology: Yes
Game mode: Yes

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Design

Market positioning: Gaming
Product colour: Black
Frameless design: Yes
Front bezel colour: Black
Feet colour: Black

Ports & interfaces

HDMI: Yes
HDMI ports quantity: 2
HDMI version: 2.0
DisplayPorts quantity: 1
DisplayPort version: 1.4
Audio output: Yes
Headphone out: Yes
Headphone outputs: 1
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
Height adjustment: Yes
Adjustable height (max): 13 cm
Swivelling: Yes
Swivel angle range: 28 - 28°
Tilt adjustment: Yes
Tilt angle range: -3 - 21°
On Screen Display (OSD): Yes

Power

Energy efficiency class (SDR): Not available
Energy efficiency class (HDR): Not available
Power consumption (typical): 30 W
Power consumption (standby): 0.5 W
Power consumption (max): 44 W
Power consumption (off): 0.3 W
Power supply type: Internal

Operational conditions

Operating temperature (T-T): 0 - 40 °C
Storage temperature (T-T): -25 - 55 °C
Operating relative humidity (H-H): 10 - 85%
Storage relative humidity (H-H): 5 - 93%
Operating altitude: 0 - 5000 m
Non-operating altitude: 0 - 12192 m

Weight & dimensions

Width (with stand): 611.5 mm
Depth (with stand): 177 mm
Height (with stand): 457 mm
Weight (with stand): 4.97 kg
Width (without stand): 611.5 mm
Depth (without stand): 78.7 mm
Height (without stand): 367.6 mm
Weight (without stand): 4.05 kg

Other features

Low input lag: Yes
FPS counter: Yes
Dial point: Yes
Shadow control: Yes
Motion blur reduction: Yes
Bezel thickness type: Frameless
Mean time between failures (MTBF): 30000 h

Check the manufacturer's page before buying.

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About this product

27" curved FHD gaming monitor with 280Hz refresh rate, 0.3ms response time, AMD FreeSync, and Flicker-Free comfort for ultra-smooth immersion. The 27" curved monitor is built for speed and immersion, combining FHD visuals, a 280Hz refresh rate, and ultra-fast 0.3ms response time—featuring AMD FreeSync for smoother, tear-free gameplay and Flicker-Free technology for added comfort—delivering a fast and focused gaming experience.

User manual (PDF)

C27G4ZX vs similar monitors

	AOC G4 C27G4ZX 27″ 280Hz Monitor	Lenovo Legion 27-2c Monitor	Acer XZ270 X0bmiiphx	iiyama G-MASTER GC2784HSU-B1 27″ 240Hz Monitor
Screen size	27 inch	27 inch	27 inch	27 inch
Resolution	1920 x 1080	1920 x 1080	1920 x 1080	1920 x 1080
Refresh rate	280 Hz	280 Hz	200 Hz	240 Hz
Panel	VA	VA	VA	VA
Released	2026	2026	2026	2026