AOC CQ27G4ZE
- Monitors
- 27″
- QHD
- LCD / LED
Uses 12% more energy than the average for 27-inch monitors on Wattabill (3150 models).
Running cost at a glance
- €15.86 per year
- €159 over 10 years
- 54.8 kWh per year
- 11 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 CQ27G4ZE that use at least 5% less energy.
About this model
Text from the manufacturer, via Icecat.
27" QHD Curved Gaming Monitor – 260Hz, Dual Mode up to 400Hz HD, Fast VA, 1ms GtG & HDR400
The CQ27G4ZE 27-inch curved QHD gaming monitor combines immersive 1500R curvature with high-speed performance for fast, responsive gameplay. Enjoy sharp QHD resolution at up to 260Hz, or switch to dual mode for refresh rates up to 400Hz in HD when every frame counts. Fast VA technology, 1ms GtG, HDR400, Adaptive-Sync and Low Input Lag help deliver fluid motion, strong contrast and immediate response, while G-Menu makes it easy to fine-tune your gaming setup
Specifications
| Brand | AOC |
|---|---|
| Model | CQ27G4ZE |
| Energy class | F |
| Screen size | 27″ (68.5 cm) |
| Power in on mode (SDR) | 25 W |
| Energy class (HDR) | G |
| Power in on mode (HDR) | 40 W |
| Standby | 0.5 W |
| Off mode | 0.3 W |
| Resolution | 2560 × 1440 |
| Aspect ratio | 16:9 |
| 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 | July 30, 2026 |
| EPREL registration number | 2765966 |
Source: EPREL, European Commission. Data updated October 13, 2026.
Product description and images: Icecat (Open Icecat), provided as is, without warranty.