Monitor

CU34G4ZCA

34" curved WQHD ultrawide gaming monitor with 250Hz Fast VA speed and ultra-immersive 21:9 gameplay
MonitorCU34G4ZCA

Ultrawide immersion with performance that keeps up.

Designed for ultra-fluid gaming and total immersion, the CU34G4ZCA combines a 34-inch WQHD 21:9 ultrawide display with a dramatic 1500R curve that pulls you deeper into every race, battle and open-world environment. Its ultra-fast 250Hz refresh rate and 1ms GtG Fast VA panel deliver exceptionally smooth motion and rapid responsiveness, helping competitive players track movement more accurately and react instantly during high-speed gameplay. HDR400 support brings greater depth to shadows, highlights and environmental detail, creating a richer and more atmospheric visual experience across both competitive and cinematic titles.

  • Screen size (inch)

    34.0

    34 inch
  • Panel resolution

    3440x1440

  • Panel type

    Fast VA

    fast VA panel
  • Response time GtG

    1 ms

    1 ms response time
  • Sync technology (VRR)

    Adaptive Sync

    adaptive sync

  • Discover all the advantages this product has to offer

    View all specifications
Wide QHD (WQHD) Resolution

Wide QHD (WQHD) Resolution

With 3440 x 1440 resolution, Wide Quad HD (WQHD) offers superior picture quality and crisp imagery that reveals every detail. The widescreen 21:9 aspect ratio is perfect for watching movies in an expansive format or immersing yourself in the latest game, plus it offers more space when it’s time to work. True 8-bit color provides a broad color palette for vibrant, natural-looking images.
1500R Curved

1500R Curved

Curved design wraps around you putting you at the center of the action and provides an immersive gaming experience.
250Hz Refresh Rate

250Hz Refresh Rate

Whether you immerse yourself in fast action movies, edit quick-moving videos or play competitive games, less blurry motion and fast screen response create smooth, realistic pictures that show you what a truly clear display looks like.
Fast VA

Fast VA

Immerse yourself in a world of deeper blacks and striking contrast. Vivid, bright visuals bring your games to life like never before.
Vesa Certified DisplayHDR™ 400

Vesa Certified DisplayHDR™ 400

Even the lowest level of High Dynamic Range (HDR) feature poses a significant upgrade to common monitors. The peak luminance of 400 cd/m² enables your display to hone the picture quality with a manifold colour spectrum and more diverse contrast. The VESA-certificate ensures richness of detail and realistic portrayals of game and film worlds.
Adaptive sync

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.
Power Delivery 90W

Power Delivery 90W

Streamline your workspace with the 90W USB-C Power Delivery and docking feature. Charge your laptop, transfer data, and connect peripherals through a single cable, delivering a clutter-free, efficient setup for enhanced productivity.
KVM

KVM

Share one single keyboard, mouse and monitor between multiple computers with KVM switch hardware.
USB Hub

USB Hub

Built-in USB hubs in AOC’s monitors bring ease of use and practicality to your desk. Side mounted ports are easily reachable without even looking at them; negating time wasted searching the backside of a PC case to find a free USB port.
HDMI 2.1

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.
ERGONOMIC DESIGN

ERGONOMIC DESIGN

Ergonomic stand to maintain comfort and prevent strain during long gaming sessions. It offers a wide range of motion and easy height, tilt, and swivel adjustments, accommodating the proper ergonomics and your personal preferences.
GMENU

GMENU

AOC G-Menu is a free tool that you can install on your PC to have complete customization paired with maximum convenience.

Specifications

Download product leaflet (PDF)
  • Bezel type (front)
    3-sided frameless
  • Speakers
  • Speaker power
    5 W x 2
  • Kensington Lock
  • Bezel Colour (front)
    Black
  • Bezel finishing (front)
    Matt
  • Cabinet colour (backside)
    Black, Red
  • Cabinet finishing (backside)
    Matt
  • Vesa wallmount
    100x100

Drivers & manuals

ManualsPublish dateSizeLanguageDownload
User manualJune 24, 2026
Download pdf