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.
- Dell P2423D €9.92
- AOC Q24B36X €8.68
- Bunosdias D1 QHD €2.79
| Model | Dell P2423D | AOC Q24B36X | Bunosdias D1 QHD |
|---|---|---|---|
| Running cost | |||
| Running cost (per year) | €9.92 | €8.68 | €2.79 |
| over 10 years | €99 +€71 over 10 years | €87 +€59 over 10 years | €28 |
| kWh per year | 35 | 30.7 | 9.9 |
| kg CO₂e per year from electricity use | 7.4 | 6.4 | 2.1 |
| Specifications | |||
| Brand | Dell | AOC | Bunosdias |
| Model | P2423D | Q24B36X | D1 QHD |
| Energy class | E | D | A |
| Screen size | 24″ (60.5 cm) | 24″ (60.4 cm) | 24″ (60.4 cm) |
| Power in on mode (SDR) | 16 W | 14 W | 4.5 W |
| Standby | 0.3 W | 0.5 W | 0.2 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 | LCD |
| Refresh rate | 60 Hz | 60 Hz | 180 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 | February 22, 2022 | November 15, 2025 | June 6, 2025 |
| EPREL registration number | 1057427 | 2486294 | 2381940 |
| Energy class (HDR) | – | G | A |
| Power in on mode (HDR) | – | 30 W | 4.5 W |
| Networked standby | – | – | 0 W |
Rows where the models differ are highlighted.