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.
- ViewSonic VS20051(VA2457-2K-HD) €9.92
- AOC Q24B36X €8.68
| Model | ViewSonic VS20051(VA2457-2K-HD) | AOC Q24B36X |
|---|---|---|
| Running cost | ||
| Running cost (per year) | €9.92 | €8.68 |
| over 10 years | €99 +€12 over 10 years | €87 |
| kWh per year | 35 | 30.7 |
| kg CO₂e per year from electricity use | 7.4 | 6.4 |
| Specifications | ||
| Brand | ViewSonic | AOC |
| Model | VS20051(VA2457-2K-HD) | Q24B36X |
| Energy class | E | D |
| Screen size | 24″ (61 cm) | 24″ (60.4 cm) |
| Power in on mode (SDR) | 16 W | 14 W |
| Energy class (HDR) | E | G |
| Power in on mode (HDR) | 17 W | 30 W |
| Standby | 0.5 W | 0.5 W |
| Off mode | 0.3 W | 0.3 W |
| Resolution | 2560 × 1440 | 2560 × 1440 |
| Aspect ratio | 16:9 | 16:9 |
| Panel | LED LCD | LED LCD |
| Refresh rate | 60 Hz | 60 Hz |
| Power supply | External | External |
| Guaranteed support | 3 years | 8 years |
| Software updates | 9 years | 8 years |
| Spare parts available | 8 years | 7 years |
| On the market since | March 21, 2025 | November 15, 2025 |
| EPREL registration number | 2305072 | 2486294 |
Rows where the models differ are highlighted.