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.
- Dell S3423DWC €19.23
- MSI PRO MP341CQPHG E12 €15.51
| Model | Dell S3423DWC | MSI PRO MP341CQPHG E12 |
|---|---|---|
| Running cost | ||
| Running cost (per year) | €19.23 | €15.51 |
| over 10 years | €192 +€37 over 10 years | €155 |
| kWh per year | 67.9 | 54.8 |
| kg CO₂e per year from electricity use | 14 | 11 |
| Specifications | ||
| Brand | Dell | MSI |
| Model | S3423DWC | PRO MP341CQPHG E12 |
| Energy class | F | E |
| Screen size | 34″ (86.3 cm) | 34″ (86.4 cm) |
| Power in on mode (SDR) | 31 W | 25 W |
| Standby | 0.4 W | 0.5 W |
| Off mode | 0.3 W | 0.3 W |
| Resolution | 3440 × 1440 | 3440 × 1440 |
| Aspect ratio | 21:9 | 21:9 |
| Panel | LED LCD | LCD |
| Refresh rate | 60 Hz | 60 Hz |
| Power supply | Internal | Internal |
| Guaranteed support | 7 years | 3 years |
| Software updates | 8 years | 8 years |
| Spare parts available | 7 years | 3 years |
| On the market since | April 26, 2022 | April 20, 2026 |
| EPREL registration number | 1107221 | 2664456 |
| Energy class (HDR) | – | G |
| Power in on mode (HDR) | – | 40 W |
Rows where the models differ are highlighted.