AOC G4 CU34G4CAP 34″ 180Hz Monitor

34 inch · 3440 x 1440 · 180 Hz · Fast VA

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Screen size 34 inch
Resolution 3440 x 1440
Refresh rate 180 Hz
Panel Fast VA
Response time 1 ms

AOC G4 CU34G4CAP 34″ 180Hz Monitor is a 34-inch monitor with 3440 x 1440 resolution, a 180 Hz refresh rate and Fast VA panel. The high refresh rate makes fast games look smoother. It came out in 2026.

Released: 2026-07-30

Specifications

Key specs

Screen size: 34 inch
Resolution: 3440 x 1440
Refresh rate: 180 Hz
Panel: Fast VA
Response time: 1 ms
Released: 2026-07-30
Part number: CU34G4CAP
EAN / UPC: 4038986113915

Display

Display diagonal: 86.4 cm (34")
Display resolution: 3440 x 1440 pixels
HD type: UltraWide Quad HD
Native aspect ratio: 21:9
Display technology: LCD
Panel type: Fast VA
LED backlight: Yes
Backlight type: W-LED
Display brightness (typical): 450 cd/m²
Response time: 1 ms
Response time measurement type: GTG (Gray to Gray)
Response time (MPRT): 0.5 ms
Anti-glare screen: Yes
Screen shape: Curved
Contrast ratio (typical): 2500:1
Maximum refresh rate: 180 Hz
Viewing angle, horizontal: 178°
Viewing angle, vertical: 178°
Display number of colours: 16.7 million colours
Pixel pitch: 0.23175 x 0.23175 mm
Pixel density: 109.7 ppi
Digital horizontal frequency: 30 - 160 kHz
Digital vertical frequency: 48 - 100 Hz
Display diagonal (metric): 86.4 cm
High Dynamic Range (HDR) supported: Yes
Colour gamut standard: Adobe RGB, DCI-P3, sRGB
sRGB coverage (typical): 118.4%
Adobe RGB coverage: 89.1%
DCI-P3 coverage: 92.1%

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, Red
Front bezel colour: Black
Detachable stand: Yes

Ports & interfaces

Built-in USB hub: Yes
Number of USB Type-B upstream ports quantity: 1
Number of USB Type-C upstream ports quantity: 1
USB Type-A downstream ports quantity: 2
USB Type-C DisplayPort Alternate Mode: Yes
USB Power Delivery (USB PD): Yes
USB Power Delivery up to: 90 W
HDMI: Yes
HDMI ports quantity: 2
HDMI version: 2.0
DisplayPorts quantity: 1
DisplayPort version: 1.4
Headphone out: Yes
Headphone connectivity: 3.5 mm
Built-in KVM switch: Yes

Ergonomics

VESA mounting: Yes
Panel mounting interface: 100 x 100 mm
Cable lock slot: Yes
Cable lock slot type: Kensington
Swivelling: Yes
Swivel angle range: 20 - 20°
Tilt adjustment: Yes
Tilt angle range: 3.5 - 21.5°
Picture-in-Picture: Yes
On Screen Display (OSD): Yes
On Screen Display (OSD) languages: Simplified Chinese, Traditional Chinese, Czech, Dutch, English, Finnish, French, German, Italian, Japanese, Korean, Croatian, Polish, Portuguese, Russian, Spanish, Swedish, Turkish, Ukrainian

Power

Energy efficiency class (SDR): F
Energy efficiency class (HDR): G
Energy consumption (SDR) per 1000 hours: 31 kWh
Energy consumption (HDR) per 1000 hours: 60 kWh
Power consumption (typical): 31 W
Power consumption (standby): 0.5 W
Power consumption (off): 0.5 W
Power supply type: Internal
Energy efficiency scale: A to G

Weight & dimensions

Width (with stand): 808.1 mm
Weight (with stand): 8.6 kg
Weight (without stand): 6.38 kg

Other features

Brand specific technologies: Crosshair
Low input lag: Yes
FPS counter: Yes
Dial point: Yes
Shadow control: Yes
Motion blur reduction: Yes
Warranty period: 3 year(s)
Bezel thickness type: Frameless

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About this product

34" curved WQHD ultrawide gaming monitor with 180Hz Fast VA performance and immersive 21:9 gameplay The CU34G4CA is built for players who want a more immersive way to experience gaming. Its 34-inch WQHD 21:9 ultrawide display and deep 1500R curvature naturally wrap around your field of view, making racing games, RPGs and open-world adventures feel larger, more cinematic and easier to track in peripheral vision. The fast 180Hz refresh rate and responsive 1ms GtG Fast VA panel keep motion smooth and precise during fast gameplay, helping players react faster and stay focused during intense action scenes. HDR400 support enhances contrast and lighting detail, making darker environments feel richer and brighter highlights more impactful for a more lifelike gaming experience.

User manual (PDF)

CU34G4CAP vs similar monitors

	AOC G4 CU34G4CAP 34″ 180Hz Monitor	AOC G4 CU34G4/69 34″ 180Hz Monitor	AOC G4 CU34G4P 34″ 180Hz Monitor	AOC G4 CU34G4CA 34″ 180Hz Monitor
Screen size	34 inch	34 inch	34 inch	34 inch
Resolution	3440 x 1440	3440 x 1440	3440 x 1440	3440 x 1440
Refresh rate	180 Hz	180 Hz	180 Hz	180 Hz
Panel	Fast VA	Fast VA	Fast VA	Fast VA
Response time	1 ms	1 ms	1 ms	1 ms
Released	2026	2026	2026	2026