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.
- ViewSonic VS17090 €25.24
- AOC Q32E4U €10.54
- iiyama GB3271QSU-B2 €15.69
| Model | ViewSonic VS17090 | AOC Q32E4U | iiyama GB3271QSU-B2 |
|---|---|---|---|
| Running cost | |||
| Running cost (per year) | €25.24 | €10.54 | €15.69 |
| over 10 years | €252 +€147 over 10 years | €105 | €157 +€51 over 10 years |
| kWh per year | 89.1 | 37.2 | 55.4 |
| kg CO₂e per year from electricity use | 19 | 7.8 | 12 |
| Specifications | |||
| Brand | ViewSonic | AOC | iiyama |
| Model | VS17090 | Q32E4U | GB3271QSU-B2 |
| Energy class | G | C | E |
| Screen size | 32″ (80.1 cm) | 32″ (80.1 cm) | 32″ (80.1 cm) |
| Power in on mode (SDR) | 40.7 W | 17 W | 25.3 W |
| Standby | 0.4 W | 0.5 W | 0.4 W |
| Off mode | 0.2 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 | Internal | Internal |
| On the market since | October 27, 2017 | October 2, 2025 | May 20, 2025 |
| EPREL registration number | 391331 | 2458787 | 2283978 |
| Energy class (HDR) | – | C | F |
| Power in on mode (HDR) | – | 17 W | 30.4 W |
| Guaranteed support | – | 8 years | 7 years |
| Software updates | – | 8 years | 8 years |
| Spare parts available | – | 7 years | 7 years |
Rows where the models differ are highlighted.