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.
- Hannspree HC342PFB(HSG1450) €16.13
- AOC CU34E4CW €12.40
| Model | Hannspree HC342PFB(HSG1450) | AOC CU34E4CW |
|---|---|---|
| Running cost | ||
| Running cost (per year) | €16.13 | €12.40 |
| over 10 years | €161 +€37 over 10 years | €124 |
| kWh per year | 56.9 | 43.8 |
| kg CO₂e per year from electricity use | 12 | 9.2 |
| Specifications | ||
| Brand | Hannspree | AOC |
| Model | HC342PFB(HSG1450) | CU34E4CW |
| Energy class | E | D |
| Screen size | 34″ (86 cm) | 34″ (86.4 cm) |
| Power in on mode (SDR) | 26 W | 20 W |
| Standby | 0.5 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 | LED LCD |
| Refresh rate | 60 Hz | 60 Hz |
| Power supply | External | Internal |
| Guaranteed support | 8 years | 8 years |
| Software updates | 8 years | 8 years |
| Spare parts available | 8 years | 7 years |
| On the market since | July 20, 2021 | October 15, 2025 |
| EPREL registration number | 780066 | 2418682 |
| Energy class (HDR) | – | G |
| Power in on mode (HDR) | – | 46 W |
| Networked standby | – | 2 W |
Rows where the models differ are highlighted.