The AOC AG276FK 68.6 cm (27") monitor, 1920 x 1080 (FHD), IPS, 400 cd/m2, 0.3ms, 520Hz, 16:9, 10W, HDMI, DP is an advanced display designed for users who demand extremely fast refresh rates and superior color accuracy in gaming and professional applications. This monitor provides an excellent experience for gamers, business users, and home consumers looking for reliability and outstanding image quality.

Evaluation of key product features

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This monitor is the perfect choice for esports enthusiasts, professional gamers, and anyone who appreciates fast responsiveness without tearing. A response time of just 0.3ms ensures that fast-moving action is displayed with extreme clarity, which is essential for competitive gaming or precise design. With a refresh rate of up to 520Hz, users experience incredibly smooth graphics without blurring or lag.

The IPS panel technology delivers realistic color reproduction and excellent viewing angles – making it suitable for workspaces where image quality is crucial. The 400 cd/m2 brightness allows comfortable use even in bright daylight, ensuring good visibility in any environment.

HDMI and DisplayPort connectivity ensure easy connection to a variety of computers, game consoles, and other devices. The standard 16:9 aspect ratio and Full HD resolution are optimal for most business and entertainment applications, although higher pixel densities may be required for advanced needs.

The monitor stands out for its combination of extreme speed, ultra-low latency and sophisticated color performance, making it the ideal choice for users who demand the most from their equipment - whether in a business environment, gaming or creative work. High brightness and a precise IPS matrix ensure a comfortable, premium visual experience every day.

Screen
Screen diagonal: 68.6 cm (27")
Screen resolution: 1920 x 1080 pixels
HD type: Full HD
Native aspect ratio: 16:9
Display technology: LED
Screen type: Fast IPS
Feature: LED backlight
Backlight type: W-LED
Brightness (typical): 400 cd/m²
Response time: 0.5ms
Response time measurement type: GTG (gray to gray)
Response time (MPRT): 0.3ms
Screen shape: Flat
Contrast ratio: 1000:1
Maximum refresh rate: 520 Hz
Viewing angle, horizontal: 178°
Viewing angle, vertical: 178°
Number of colors on the screen: 16.7 million colors
Pixel density: 81.59 ppi
Digital horizontal frequency: 30 - 590 kHz
Digital vertical frequency: 48 - 520 Hz
Screen diagonal (cm): 68.5 cm
Feature: High Dynamic Range (HDR) video support
High Dynamic Range (HDR) technology: DisplayHDR 400
Color space standard: Adobe RGB, DCI-P3, sRGB
sRGB coverage (classic): 119.8%
Adobe RGB coverage: 94.3%
DCI-P3 color gamut: 94.4%
Services
Feature: VESA Adaptive Sync supported
Feature: Low Blue Light Technology
multimedia
Number of speakers: 2
RMS power: 10W
Feature: Built-in speakers
design
Market Positioning: Games
Product color: black, gray
Feature: Frameless design
Front frame: Gray
Feature: Removable stand
Connections and interfaces
Feature: Built-in USB hub
USB Hub Version: 3.2 Gen 1 (3.1 Gen 1)
USB input port type: USB Type B
Number of upstream data slots: 1
Number of USB-A downstream slots: 2
Feature: HDMI
Number of HDMI inputs: 2
HDMI version: 2.0
Number of DisplayPort connectors: 2
DisplayPort output version: 1.4
Feature: Headphone output
Headphone outputs: 1
Headphone jack: 3.5 mm
ergonomics
Feature: VESA mount
Panel mounting interface: 100 x 100 mm
Feature: Cable lock slot
Cable lock slot type: Kensington
Feature: Height adjustment
Adjustable height (max.): 13 cm
Feature: Pivot
Rotation angle: -90 - 90°
Feature: Rotatable
Rotation angle range: -18.5 - 18.5°
Feature: Tilt adjustment
Tilt angle range: 3.5 - 18.5°
Feature: Picture in Picture
Function: On-Screen Display (OSD)
Number of OSD languages: 19
energy
Energy efficiency class (EER): E
Energy efficiency class (HDR): G
Energy consumption (SDR) per 1000 hours: 21 kWh
Energy consumption (HDR) per 1000 hours: 40 kWh
Power consumption (standard operation): 33 W
Power consumption (standby): 0.5 W
Power consumption (off): 0.3 W
Power supply type: Internal
Energy efficiency scale: from A to G
Weight and dimensions
Device width (including stand): 613.7 mm
Device depth (including stand): 240 mm
Device height (including stand): 535.9 mm
Weight (including stand): 6.6 kg
Width (without stand): 613.7 mm
Depth (without stand): 83 mm
Height (without stand): 366.6 mm
Weight (without stand): 5.34 kg
Packaging information
Packaging width: 730 mm
Packaging depth: 436 mm
Packaging height: 188 mm
Package weight: 10.8 kg
Scope of delivery
Included cables: AC, DisplayPort, HDMI, USB
Other functions
Feature: Low input lag
Function: FPS counter
Feature: Dial tip
Function: Shadow control
Function: Motion blur reduction
Warranty period: 3 years
Reach a new dimension of gaming with the AGON AG276FK, a 27-inch Full HD monitor that delivers ultimate eSports performance with a 520Hz refresh rate.
With a revolutionary 520Hz refresh rate, this monitor delivers ultra-smooth gameplay in competitive games. The AG276FK features a fast IPS panel with a 1ms GtG response time and HDR400 brightness for vivid colors. It covers 99% of the sRGB color space and enhances game realism. With an ergonomic stand, low input lag, AdaptiveSync technology, USB hub, customizable RGB lighting effects, and Gmenu, this model offers superior connectivity and image quality. Dedicated FPS settings and an included gamepad for easy access to the on-screen menu make it ideal for professional gamers.

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It is important to know

When choosing this monitor, it's important to understand the practical implications of the combination of Full HD screen size and extremely high refresh rates, especially when compared to the demands of long-term office or creative use. Before purchasing, it's worth considering whether the benefits of fast response times will outweigh the minor compromises in text sharpness in your case.

• Full HD (1920 x 1080) resolution on a 27-inch screen means less sharpness in text and graphics, which can limit comfort when reading documents or spreadsheets all day long.
• The monitor stands out with its extremely high refresh rate (520 Hz) and very fast response time, which brings the most added value for advanced gamers, but less for typical office work or creative tasks.
• Connectivity includes HDMI and DisplayPort, allowing for use with a variety of devices, but for the highest refresh rates you need a suitably powerful graphics card and the right interface.
• An IPS panel provides better color fidelity and wider viewing angles, which is useful when working with multiple people or multiple screens, but is not necessarily suited to dark spaces or requirements for perfect contrast.
• The absence of higher resolutions (QHD or 4K) on this diagonal may limit multitasking or window spacing in more demanding workflows.

Source of editorial recommendations: ENAA guides and team experience.

In practice

🟢 High refresh rate gaming

The monitor is particularly suitable for competitive fast-paced gaming due to its 520 Hz support and extremely low response time, provided that your hardware can reach the required frequencies.

🟡 Long hours of office work

Suitable with limitations - due to the lower pixel density at 27" size, you can quickly notice less sharp text, which is not optimal for editing documents or spreadsheets for long periods of time.

🟡 Use with two monitors

Suitable with limitations - the size fits a balanced dual-monitor setup, but the Full HD resolution means it can't achieve the same sharpness as QHD or 4K displays.

🔴 Advanced creative work (graphic design, video)

Less suitable – Full HD resolution at this size limits display accuracy, which can hinder detailed work with graphics or video.

🟢 Home and classic use

Very suitable - for browsing the web, watching videos, or basic tasks, the monitor offers a large enough screen and good color reproduction.

Answers to frequently asked questions

Is this monitor suitable for eSports games?

Yes, due to its extremely high refresh rate (520 Hz) and very fast response time, it is basically designed for competitive gamers.

What is your experience with writing and reading documents?

At this screen size and Full HD resolution, text will be less sharp than on smaller monitors or at higher resolutions, which may affect comfort when working for long periods of time.

Do I need a special graphics card to take advantage of 520 Hz?

Yes, such a high refresh rate requires a powerful graphics card and a proper connection like DisplayPort to reach the monitor's full potential.

Does the display allow you to connect to multiple devices at the same time?

Connectivity via HDMI and DisplayPort allows for the connection of various devices, but simultaneous display functionality is not specifically supported or specified.

Is this monitor suitable for use as a secondary display for a laptop?

You can use the monitor as an external display for your laptop, but make sure your laptop supports the appropriate output resolution and frequency via HDMI or DisplayPort.

Description updated: October 2026

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