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.
- Cooler Master GM27QPA €16.13
- ASUS XG27AQDMG €15.13
- ASUS PG27AQDP €15.20
- Gamepower RAPID Q-MAX €7.75
| Model | Cooler Master GM27QPA | ASUS XG27AQDMG | ASUS PG27AQDP | Gamepower RAPID Q-MAX |
|---|---|---|---|---|
| Running cost | ||||
| Running cost (per year) | €16.13 | €15.13 | €15.20 | €7.75 |
| over 10 years | €161 +€84 over 10 years | €151 +€74 over 10 years | €152 +€74 over 10 years | €78 |
| kWh per year | 56.9 | 53.4 | 53.7 | 27.4 |
| kg CO₂e per year from electricity use | 12 | 11 | 11 | 5.7 |
| Specifications | ||||
| Brand | Cooler Master | ASUS | ASUS | Gamepower |
| Model | GM27QPA | XG27AQDMG | PG27AQDP | RAPID Q-MAX |
| Energy class | F | F | F | E |
| Screen size | 27″ (69 cm) | 27″ (67.3 cm) | 27″ (67.3 cm) | 27″ (68.6 cm) |
| Power in on mode (SDR) | 26 W | 24.4 W | 24.5 W | 12.5 W |
| Energy class (HDR) | G | F | G | – |
| Power in on mode (HDR) | 28 W | 25.5 W | 29.6 W | – |
| Standby | 0.5 W | 0.3 W | 0.3 W | 0.3 W |
| Off mode | 0.3 W | 0.2 W | 0.3 W | 0.3 W |
| Resolution | 2560 × 1440 | 2560 × 1440 | 2560 × 1440 | 2560 × 1440 |
| Aspect ratio | 16:9 | 16:9 | 16:9 | 16:9 |
| Panel | LED LCD | OLED | OLED | LCD |
| Refresh rate | 240 Hz | 240 Hz | 480 Hz | 300 Hz |
| Power supply | Internal | External | External | External |
| Guaranteed support | 8 years | 7 years | 7 years | – |
| Software updates | 9 years | 8 years | 8 years | – |
| Spare parts available | 8 years | 7 years | 7 years | – |
| On the market since | July 19, 2024 | May 6, 2024 | August 6, 2024 | December 27, 2024 |
| EPREL registration number | 2084822 | 1957748 | 2050060 | 2231840 |
| Networked standby | – | – | – | 0.4 W |
Rows where the models differ are highlighted.