AOC AGON PRO AG276QKD2 27″ 500Hz Monitor

27 inch · 2560 x 1440 · 500 Hz · OLED

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Screen size 27 inch
Resolution 2560 x 1440
Refresh rate 500 Hz
Panel OLED
Response time 0.03 ms

AOC AGON PRO AG276QKD2 27″ 500Hz Monitor is a 27-inch monitor with 2560 x 1440 resolution, a 500 Hz refresh rate and OLED panel. The high refresh rate makes fast games look smoother. It came out in 2025.

Released: 2025-08-01

Specifications

Key specs

Screen size: 27 inch
Resolution: 2560 x 1440
Refresh rate: 500 Hz
Panel: OLED
Response time: 0.03 ms
Released: 2025-08-01
Part number: AG276QKD2
EAN / UPC: 4038986129992

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
Display brightness (typical): 1000 cd/m²
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
Contrast ratio (dynamic): 80000000:1
Maximum refresh rate: 500 Hz
Viewing angle, horizontal: 178°
Viewing angle, vertical: 178°
Display number of colours: 1.07 billion colours
Pixel density: 110.84 ppi
Digital horizontal frequency: 30 - 510 kHz
Digital vertical frequency: 48 - 500 Hz
Display diagonal (metric): 67.3 cm
High Dynamic Range (HDR) supported: Yes
High Dynamic Range (HDR) technology: DisplayHDR True Black 500
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

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: 10 W
Built-in speaker(s): Yes

Design

Market positioning: Gaming
Product colour: Black, Grey
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: 2.1
Audio output: Yes
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: 0 - 0°
Tilt adjustment: Yes
Tilt angle range: -5 - 20°
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): 83 W
Power consumption (standby): 0.5 W
Power consumption (off): 0.3 W
Power supply type: External
Energy efficiency scale: A to G

Weight & dimensions

Width (with stand): 608.1 mm
Depth (with stand): 240 mm
Height (with stand): 525.6 mm
Weight (with stand): 5.9 kg
Width (without stand): 357.7 mm
Depth (without stand): 74.4 mm
Height (without stand): 357.7 mm
Weight (without stand): 4.5 kg

Other features

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

Unleash lightning speed with the AG276QKD2 QD-OLED 500Hz QHD Gaming Monitor for pro level Engineered for ultimate responsiveness, the AG276QKD2 boasts a stunning 27" QHD QD-OLED display with an insane 500Hz refresh rate and HDR500 TrueBlack for breathtaking contrast and color accuracy. Featuring HDMI 2.1 and DisplayPort 2.1 connectivity alongside G-Sync Compatible technology, this monitor delivers buttery-smooth gameplay with virtually zero lag. Tailored for competitive esports pros and serious fast-paced gamers, it includes a fully ergonomic stand, customizable RGB Light FX, and intuitive G-Menu software for seamless control. Backed by a 3-year warranty, the AG276QKD2 is your perfect partner for dominating every match in style and precision.

User manual (PDF)

AG276QKD2 vs similar monitors

	AOC AGON PRO AG276QKD2 27″ 500Hz Monitor	Samsung LS27FG602SNXZA 27″ 500Hz Monitor	Samsung LS27DG600SNXZA 27″ 360Hz Monitor	AOC AG276QZD/69 27″ 240Hz 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	500 Hz	500 Hz	360 Hz	240 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