AOC CU34E4CW
- Monitors
- 34″
- QHD
- LCD / LED
Uses 36% less energy than the average for 34-inch monitors on Wattabill (558 models).
Running cost at a glance
- €12.68 per year
- €127 over 10 years
- 43.8 kWh per year
- 9.2 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 CU34E4CW that use at least 5% less energy.
About this model
Text from the manufacturer, via Icecat.
Maximize productivity with the CU34E4CW 34" WQHD monitor
Experience the power of performance with the CU34E4CW. This 34" UWQHD monitor delivers stunning visuals at a smooth 120Hz refresh rate, enhanced by Hardware Anti-Blue Light and HDR10 for eye comfort and vivid clarity. Equipped with a 90W PD docking station, Smart KVM for seamless device control, and a built-in 5MP webcam, it's the all-in-one solution for modern multitasking and efficient hybrid workspaces.
Specifications
| Brand | AOC |
|---|---|
| Model | CU34E4CW |
| Energy class | D |
| Screen size | 34″ (86.4 cm) |
| Power in on mode (SDR) | 20 W |
| Energy class (HDR) | G |
| Power in on mode (HDR) | 46 W |
| Standby | 0.5 W |
| Networked standby | 2 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 | October 15, 2025 |
| EPREL registration number | 2418682 |
Source: EPREL, European Commission. Data updated October 13, 2026.
Product description and images: Icecat (Open Icecat), provided as is, without warranty.