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.
- Casper 2714-5SE €15.20
- Hgfrtee B340QQU16 €4.96
| Model | Casper 2714-5SE | Hgfrtee B340QQU16 |
|---|---|---|
| Running cost | ||
| Running cost (per year) | €15.20 | €4.96 |
| over 10 years | €152 +€102 over 10 years | €50 |
| kWh per year | 53.7 | 17.5 |
| kg CO₂e per year from electricity use | 11 | 3.7 |
| Specifications | ||
| Brand | Casper | Hgfrtee |
| Model | 2714-5SE | B340QQU16 |
| Energy class | E | C |
| Screen size | 34″ (86.3 cm) | 34″ (85 cm) |
| Power in on mode (SDR) | 24.5 W | 8 W |
| Energy class (HDR) | E | – |
| Power in on mode (HDR) | 24.6 W | – |
| Standby | 0.2 W | 0.1 W |
| Networked standby | 0 W | – |
| Off mode | 0.1 W | 0 W |
| Resolution | 3440 × 1440 | 3440 × 1440 |
| Aspect ratio | 21:9 | 16:9 |
| Panel | TFT LCD | LCD |
| Refresh rate | 50 Hz | 165 Hz |
| Power supply | Internal | External |
| On the market since | June 3, 2026 | March 18, 2026 |
| EPREL registration number | 2746822 | 2665077 |
| Guaranteed support | – | 1 year |
| Software updates | – | 1 year |
| Spare parts available | – | 1 year |
Rows where the models differ are highlighted.