Compare models
3 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.
- ASUS HA2441A €10.23
- AOC Q24B36X €8.68
- Dell P2425D €9.68
| Model | ASUS HA2441A | AOC Q24B36X | Dell P2425D |
|---|---|---|---|
| Running cost | |||
| Running cost (per year) | €10.23 | €8.68 | €9.68 |
| over 10 years | €102 +€16 over 10 years | €87 | €97 +€10 over 10 years |
| kWh per year | 36.1 | 30.7 | 34.2 |
| kg CO₂e per year from electricity use | 7.6 | 6.4 | 7.2 |
| Specifications | |||
| Brand | ASUS | AOC | Dell |
| Model | HA2441A | Q24B36X | P2425D |
| Energy class | E | D | E |
| Screen size | 24″ (60.5 cm) | 24″ (60.4 cm) | 24″ (60.5 cm) |
| Power in on mode (SDR) | 16.5 W | 14 W | 15.6 W |
| Energy class (HDR) | G | G | – |
| Power in on mode (HDR) | 25 W | 30 W | – |
| Standby | 0.3 W | 0.5 W | 0.3 W |
| Off mode | 0.3 W | 0.3 W | 0.3 W |
| Resolution | 2560 × 1440 | 2560 × 1440 | 2560 × 1440 |
| Aspect ratio | 16:9 | 16:9 | 16:9 |
| Panel | LED LCD | LED LCD | LED LCD |
| Refresh rate | 60 Hz | 60 Hz | 60 Hz |
| Power supply | Internal | External | Internal |
| Guaranteed support | 7 years | 8 years | 7 years |
| Software updates | 8 years | 8 years | 8 years |
| Spare parts available | 7 years | 7 years | 7 years |
| On the market since | January 30, 2024 | November 15, 2025 | March 6, 2025 |
| EPREL registration number | 1854533 | 2486294 | 2151579 |
Rows where the models differ are highlighted.