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
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Yearly running cost
Bars in proportion to the energy each model uses.
- Acer EI342CKR €19.78
- Twistedminds TM34CWQHD165VA €13.52
| Model | Acer EI342CKR | Twistedminds TM34CWQHD165VA |
|---|---|---|
| Running cost | ||
| Running cost (per year) | €19.78 | €13.52 |
| over 10 years | €198 +€63 over 10 years | €135 |
| kWh per year | 69.9 | 47.7 |
| kg CO₂e per year from electricity use | 15 | 10 |
| Specifications | ||
| Brand | Acer | Twistedminds |
| Model | EI342CKR | TM34CWQHD165VA |
| Energy class | G | E |
| Screen size | 34″ (86.4 cm) | 34″ (86.4 cm) |
| Power in on mode (SDR) | 31.9 W | 21.8 W |
| Energy class (HDR) | G | – |
| Power in on mode (HDR) | 51.2 W | – |
| Standby | 0.4 W | 0.2 W |
| Off mode | 0.3 W | 0 W |
| Resolution | 3440 × 1440 | 3440 × 1440 |
| Aspect ratio | 21:9 | 21:9 |
| Panel | LCD | LCD |
| Refresh rate | 144 Hz | 165 Hz |
| Power supply | Internal | External |
| Guaranteed support | 7 years | 1 year |
| Software updates | 8 years | 1 year |
| Spare parts available | 7 years | 1 year |
| On the market since | March 31, 2021 | November 12, 2024 |
| EPREL registration number | 372019 | 2192582 |
| Networked standby | – | 0 W |
Rows where the models differ are highlighted.