Compare models
4 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
Yearly running cost
Bars in proportion to the energy each model uses.
- Corsair RDD0023 €15.75
- Gamepower RAPID Q-MAX €7.75
- Cepter C27ESPORTP4 €9.92
- Rampage PRIME PR27F300QH €11.41
| Model | Corsair RDD0023 | Gamepower RAPID Q-MAX | Cepter C27ESPORTP4 | Rampage PRIME PR27F300QH |
|---|---|---|---|---|
| Running cost | ||||
| Running cost (per year) | €15.75 | €7.75 | €9.92 | €11.41 |
| over 10 years | €158 +€80 over 10 years | €78 | €99 +€22 over 10 years | €114 +€37 over 10 years |
| kWh per year | 55.6 | 27.4 | 35 | 40.3 |
| kg CO₂e per year from electricity use | 12 | 5.7 | 7.4 | 8.5 |
| Specifications | ||||
| Brand | Corsair | Gamepower | Cepter | Rampage |
| Model | RDD0023 | RAPID Q-MAX | C27ESPORTP4 | PRIME PR27F300QH |
| Energy class | F | E | D | E |
| Screen size | 27″ (68.6 cm) | 27″ (68.6 cm) | 27″ (69 cm) | 27″ (69 cm) |
| Power in on mode (SDR) | 25.4 W | 12.5 W | 16 W | 18.4 W |
| Energy class (HDR) | G | – | F | E |
| Power in on mode (HDR) | 27.4 W | – | 22 W | 18.5 W |
| Standby | 0.4 W | 0.3 W | 0.2 W | 0.2 W |
| Off mode | 0.3 W | 0.3 W | 0.2 W | 0.2 W |
| Resolution | 2560 × 1440 | 2560 × 1440 | 2560 × 1440 | 2560 × 1440 |
| Aspect ratio | 16:9 | 16:9 | 16:9 | 16:9 |
| Panel | OLED | LCD | OLED | LCD |
| Refresh rate | 240 Hz | 300 Hz | 240 Hz | 300 Hz |
| Power supply | External | External | External | External |
| On the market since | April 1, 2023 | December 27, 2024 | July 20, 2026 | June 5, 2025 |
| EPREL registration number | 1528762 | 2231840 | 2732628 | 2379796 |
| Networked standby | – | 0.4 W | – | 0 W |
| Guaranteed support | – | – | 7 years | 1 year |
| Software updates | – | – | 7 years | 1 year |
| Spare parts available | – | – | 7 years | 1 year |
Rows where the models differ are highlighted.