Monitor

Q27G4KD

26.5" QD-OLED 500Hz Gaming Monitor
MonitorQ27G4KD

The AOC Q27G4KD redefines speed and clarity with its 26.5" QHD QD-OLED panel, delivering a blistering 500Hz refresh rate and 0.03ms GtG response for fluid, razor-sharp motion. VESA DisplayHDR™ True Black 500 ensures deep contrast and vivid color, while Adaptive Sync eliminates screen tearing. Game Mode, Dark Boost, Sniper Scope, and Shadow Control offer tactical visual enhancements, backed by 6-axis color tuning for precise calibration. Multitask effortlessly with PBP/PIP, and stay comfortable with Flicker-Free and Anti-Blue Light technologies. With DisplayPort 2.1 and HDMI 2.1 + DSC, it’s engineered for full-bandwidth performance and competitive dominance....

  • Screen size (inch)

    27.0

  • Panel resolution

    2560x1440

  • Panel type

    QD - OLED

  • Response time GtG

    0.03 ms

  • USB generation

  • Discover all the advantages this product has to offer

    View all specifications

QD OLED panel

Imagine a screen so vivid and bright, that it feels like looking through a window rather than at a monitor. The brilliant blend of two advanced screen types: OLED, known for stunning contrast with true blacks and rich colors, and Quantum Dots, which are tiny particles that emit incredibly pure light.Plus, the screen can get really bright without losing any color quality, so everything pops even in well-lit rooms. In essence, QD-OLED takes the best parts of OLED and makes them even better with Quantum Dots, giving you a picture so lifelike, that you'll forget you're watching a screen!

Become a Gaming-Optimized Weapon for your Team with 500Hz and 0.03ms

With 500Hz monitors being the standard in professional e-sport tournaments and competitions, embrace team solidarity and enjoy an ultra-smooth experience with the incredible responsive of 500Hz and 0.03ms, honing your sharpness and gaming abilities to the next level, especially where optimal team collaboration is required.

QHD Resolution

With 2560 x 1440 resolution, Quad HD (QHD) offers superior picture quality and sharp imagery that reveals the finest details. The widescreen 16:9 aspect ratio provides plenty of space to spread out and work, plus allows you to enjoy games or movies in their original size.

Optimized for Unparalleled Visual Quality

High Dynamic Range (HDR) displays deliver better contrast and color accuracy, as well as more vibrant colors, compared to Standard Dynamic Range (SDR) displays. The DisplayHDR True Black 500 variant is particularly tailored for OLED displays, representing a major advancement in visual technology. Leveraging the individual pixel dimming capability of OLED monitors, DisplayHDR True Black 500 delivers substantially deeper black levels, expanded dynamic range, and improved rise time, resulting in an incredible visual treat.

Adaptive sync

Adaptive Sync aligns your monitor’s vertical refresh rate with the frame rate delivered by your GPU, making your gameplay and casual gaming experience even more fluid by eliminating stuttering, tearing and judder. This feature is also useful when enjoying videos and other visual media, for a smoother entertainment.

Low Input Lag

Unleash your reflexes by switching to the AOC Low Input Lag mode. Forget graphical frills: this mode rewires the monitor in favour of raw response time, giving the ultimate edge in hair trigger stand offs.

Picture by Picture (PbP)

Picture by Picture is a feature that allows you to make use of multiple sources (e.g. from your laptop and desktop PC) simultaneously and display them on the same screen. Its commanding overview gives you more control and boosts your efficiency both while streaming, working and playing considerably.

HDMI 2.1

The latest standard in HDMI technology further boosts higher refresh rates and resolution. This not only opens new doors for watching content, but also for gamers: HDMI 2.1 enables next generation consoles to reach their maximum performance.

Flicker Free

AOC Flicker-Free Technology utilises a DC (Direct Current) backlight panel, reducing flickering light levels. With eye strain and fatigue absolutely minimized, feel free to enjoy those long, intense gaming sessions in comfort!

6 Games Mode

Tailor your display to the game with a click of a button. Switch settings between in-built presets for FPS, racing, or RTS games, or customise your own ideal conditions and save them. The AOC Settings KeyPad makes switching profiles or adjusting features quick and easy.

Cool Performance, Built to Last

Advanced graphene cooling keeps the panel running cooler and more stable during long sessions, protecting against burn-in while preserving peak brightness, color accuracy, and performance—so visuals stay sharp, reliable, and immersive over time.

Specifications

Download product leaflet (PDF)
  • Cabinet colour (backside)
    Black, Red
  • Vesa wallmount
    100x100

Drivers & manuals

ManualsPublish dateSizeLanguageDownload
User manual28 January 2026
Download pdf