AOC G4 Q27G4SDR 27″ 360Hz Monitor

27 inch · 2560 x 1440 · 360 Hz · OLED

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Screen size 27 inch
Resolution 2560 x 1440
Refresh rate 360 Hz
Panel OLED
Response time 0.03 ms

AOC G4 Q27G4SDR 27″ 360Hz Monitor is a 27-inch monitor with 2560 x 1440 resolution, a 360 Hz refresh rate and OLED panel. The high refresh rate makes fast games look smoother. It came out in 2025.

Released: 2025-09-18

Specifications

Key specs

Screen size: 27 inch
Resolution: 2560 x 1440
Refresh rate: 360 Hz
Panel: OLED
Response time: 0.03 ms
Released: 2025-09-18
Part number: Q27G4SDR
EAN / UPC: 4038986183048

Display

Display diagonal: 67.3 cm (26.5")
Display resolution: 2560 x 1440 pixels
HD type: Quad HD
Native aspect ratio: 16:9
Display technology: QD-OLED
Panel type: OLED
Response time: 0.03 ms
Response time measurement type: GTG (Gray to Gray)
Anti-glare screen: Yes
Screen shape: Flat
Contrast ratio (typical): 150000:1
Maximum refresh rate: 360 Hz
Viewing angle, horizontal: 178°
Viewing angle, vertical: 178°
Display number of colours: 1.07 billion colours
Pixel pitch: 0.2292 x 0.2292 mm
Pixel density: 110.84 ppi
Digital horizontal frequency: 30 - 510 kHz
Digital vertical frequency: 48 - 360 Hz
Display diagonal (metric): 67.3 cm
High Dynamic Range (HDR) supported: Yes
High Dynamic Range (HDR) technology: DisplayHDR 400 True Black
Surface hardness: 2H
Colour gamut standard: Adobe RGB, DCI-P3, sRGB
sRGB coverage (typical): 147.6%
Adobe RGB coverage: 98%
DCI-P3 coverage: 99.1%

Performance

Flicker-free technology: Yes
Low Blue Light technology: Yes

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Design

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

Ports & interfaces

Built-in USB hub: Yes
USB hub version: 3.2 Gen 1 (3.1 Gen 1)
Number of USB Type-B upstream ports quantity: 1
USB Type-A downstream ports quantity: 2
HDMI: Yes
HDMI ports quantity: 2
HDMI version: 2.1
DisplayPorts quantity: 1
DisplayPort version: 1.4
Headphone out: Yes
Headphone outputs: 1
HDCP: Yes
HDCP version: 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
Pivot: Yes
Pivot angle: -90 - 90°
Swivelling: Yes
Swivel angle range: -30 - 30°
Tilt adjustment: Yes
Tilt angle range: -3 - 21.5°
Picture-in-Picture: Yes

Power

Energy efficiency class (SDR): F
Energy efficiency class (HDR): G
Energy consumption (SDR) per 1000 hours: 25 kWh
Energy consumption (HDR) per 1000 hours: 29 kWh
Power consumption (typical): 72 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): 609.3 mm
Depth (with stand): 207.7 mm
Height (with stand): 537.4 mm
Weight (with stand): 6.87 kg
Width (without stand): 357.7 mm
Depth (without stand): 58.2 mm
Height (without stand): 357.7 mm
Weight (without stand): 4.99 kg

Other features

Brand specific technologies: Crosshair
Low input lag: Yes
FPS counter: Yes
Dial point: Yes
Shadow control: 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

Experience unparalleled speed and clarity with the Q27G4SDR QD-OLED monitor, combining 360Hz QHD visuals with HDR400 TrueBlack brilliance The Q27G4SDR QD-OLED Monitor redefines high-speed gaming with a blazing 360Hz refresh rate at QHD resolution. Powered by QD-OLED technology, it delivers lifelike colours, perfect contrast, and HDR400 TrueBlack for incredible depth and detail. Enjoy low input lag, G-Sync Compatibility, and HDMI 2.1 for seamless, responsive gameplay. The ergonomic stand, 3-year warranty, USB hub, and G-Menu support complete a package built for serious gamers who demand uncompromised performance.

User manual (PDF)

Q27G4SDR vs similar monitors

	AOC G4 Q27G4SDR 27″ 360Hz Monitor	Samsung LS27DG600SNXZA 27″ 360Hz Monitor	AOC G4 Q27G4ZD/69 27″ 280Hz Monitor	AOC Q27G4ZDP/WS 27" QHD 280Hz Tandem OLED Gaming Monitor White Color 2560x1440 0.03ms HDMI +
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	360 Hz	360 Hz	280 Hz	280 Hz
Panel	OLED	OLED	OLED	OLED
Response time	0.03 ms	0.03 ms	0.03 ms	0.03 ms
Released	2025	2026	2026	2026