AOC CU34G4ZCA
- Monitors
- 34″
- QHD
- LCD / LED
Uses about as much energy as the average for 34-inch monitors on Wattabill (558 models).
Running cost at a glance
- €19.66 per year
- €197 over 10 years
- 67.9 kWh per year
- 14 kg CO₂e per year from electricity use
Your country and usage
- Electricity at €0.2896 per kWh (household price with taxes, Eurostat 2025-S2).
- 210 g CO₂e per kWh generated in 2023 (European Environment Agency). Counts use only, not manufacturing.
We assume prices stay the same over the years.
Electricity prices in all EU countries
Same size and resolution, cheaper to run
Models on the market with the same screen size and resolution as the AOC CU34G4ZCA that use at least 5% less energy.
About this model
Text from the manufacturer, via Icecat.
34" curved WQHD ultrawide gaming monitor with 250Hz Fast VA speed and ultra-immersive 21:9 gameplay
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.
Specifications
| Brand | AOC |
|---|---|
| Model | CU34G4ZCA |
| Energy class | F |
| Screen size | 34″ (86.4 cm) |
| Power in on mode (SDR) | 31 W |
| Energy class (HDR) | G |
| Power in on mode (HDR) | 60 W |
| Standby | 0.5 W |
| Off mode | 0.3 W |
| Resolution | 3440 × 1440 |
| Aspect ratio | 21:9 |
| Panel | LED LCD |
| Refresh rate | 60 Hz |
| Power supply | Internal |
| Guaranteed support | 8 years |
| Software updates | 8 years |
| Spare parts available | 7 years |
| On the market since | June 15, 2026 |
| EPREL registration number | 2715760 |
Source: EPREL, European Commission. Data updated October 13, 2026.
Product description and images: Icecat (Open Icecat), provided as is, without warranty.