Compare models
2 monitors side by side.
- Electricity at €0.2832 per kWh (household price with taxes, Eurostat 2026-S1).
- 210 g CO₂e per kWh generated in 2023 (European Environment Agency). Counts use only, not manufacturing.
Electricity prices in all EU countries
- Cheapest to run
- Add a model Use the Compare buttons on any of the monitors.
Yearly running cost
Bars in proportion to the energy each model uses.
- Aopen DT3239D €19.60
- AOC C32G42ZE €15.51
| Model | Aopen DT3239D | AOC C32G42ZE |
|---|---|---|
| Running cost | ||
| Running cost (per year) | €19.60 | €15.51 |
| over 10 years | €196 +€41 over 10 years | €155 |
| kWh per year | 69.2 | 54.8 |
| kg CO₂e per year from electricity use | 15 | 11 |
| Specifications | ||
| Brand | Aopen | AOC |
| Model | DT3239D | C32G42ZE |
| Energy class | F | E |
| Screen size | 32″ (801.4 cm) | 32″ (80.1 cm) |
| Power in on mode (SDR) | 31.6 W | 25 W |
| Energy class (HDR) | F | G |
| Power in on mode (HDR) | 31.7 W | 35 W |
| Standby | 0 W | 0.3 W |
| Networked standby | 0 W | – |
| Off mode | 0.1 W | 0.3 W |
| Resolution | 1920 × 1080 | 1920 × 1080 |
| Aspect ratio | 16:9 | 16:9 |
| Panel | TFT LCD | LED LCD |
| Refresh rate | 60 Hz | 60 Hz |
| Power supply | Internal | Internal |
| On the market since | February 27, 2025 | July 4, 2026 |
| EPREL registration number | 2275661 | 2508721 |
| Guaranteed support | – | 8 years |
| Software updates | – | 8 years |
| Spare parts available | – | 7 years |
Rows where the models differ are highlighted.