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.
- Blackstorm GMF27QHD €14.88
- Gamepower RAPID Q-MAX €7.75
- Cepter C27ESPORTP4 €9.92
| Model | Blackstorm GMF27QHD | Gamepower RAPID Q-MAX | Cepter C27ESPORTP4 |
|---|---|---|---|
| Running cost | |||
| Running cost (per year) | €14.88 | €7.75 | €9.92 |
| over 10 years | €149 +€71 over 10 years | €78 | €99 +€22 over 10 years |
| kWh per year | 52.6 | 27.4 | 35 |
| kg CO₂e per year from electricity use | 11 | 5.7 | 7.4 |
| Specifications | |||
| Brand | Blackstorm | Gamepower | Cepter |
| Model | GMF27QHD | RAPID Q-MAX | C27ESPORTP4 |
| Energy class | F | E | D |
| Screen size | 27″ (68.5 cm) | 27″ (68.6 cm) | 27″ (69 cm) |
| Power in on mode (SDR) | 24 W | 12.5 W | 16 W |
| Energy class (HDR) | G | – | F |
| Power in on mode (HDR) | 27 W | – | 22 W |
| Standby | 0.2 W | 0.3 W | 0.2 W |
| Off mode | 0.2 W | 0.3 W | 0.2 W |
| Resolution | 2560 × 1440 | 2560 × 1440 | 2560 × 1440 |
| Aspect ratio | 16:9 | 16:9 | 16:9 |
| Panel | LCD | LCD | OLED |
| Refresh rate | 180 Hz | 300 Hz | 240 Hz |
| Power supply | External | External | External |
| Guaranteed support | 2 years | – | 7 years |
| Software updates | 8 years | – | 7 years |
| Spare parts available | 7 years | – | 7 years |
| On the market since | July 1, 2024 | December 27, 2024 | July 20, 2026 |
| EPREL registration number | 2050437 | 2231840 | 2732628 |
| Networked standby | – | 0.4 W | – |
Rows where the models differ are highlighted.