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.
- Majesty MAS1-272K540 €16.13
- ASUS XG27AQDMG €15.13
- ASUS PG27AQDP €15.20
| Model | Majesty MAS1-272K540 | ASUS XG27AQDMG | ASUS PG27AQDP |
|---|---|---|---|
| Running cost | |||
| Running cost (per year) | €16.13 | €15.13 | €15.20 |
| over 10 years | €161 +€10 over 10 years | €151 | €152 +€1 over 10 years |
| kWh per year | 56.9 | 53.4 | 53.7 |
| kg CO₂e per year from electricity use | 12 | 11 | 11 |
| Specifications | |||
| Brand | Majesty | ASUS | ASUS |
| Model | MAS1-272K540 | XG27AQDMG | PG27AQDP |
| Energy class | F | F | F |
| Screen size | 27″ (68.6 cm) | 27″ (67.3 cm) | 27″ (67.3 cm) |
| Power in on mode (SDR) | 26 W | 24.4 W | 24.5 W |
| Energy class (HDR) | G | F | G |
| Power in on mode (HDR) | 48 W | 25.5 W | 29.6 W |
| Standby | 0.4 W | 0.3 W | 0.3 W |
| Off mode | 0.1 W | 0.2 W | 0.3 W |
| Resolution | 2560 × 1440 | 2560 × 1440 | 2560 × 1440 |
| Aspect ratio | 16:9 | 16:9 | 16:9 |
| Panel | LCD | OLED | OLED |
| Refresh rate | 240 Hz | 240 Hz | 480 Hz |
| Power supply | External | External | External |
| On the market since | September 12, 2026 | May 6, 2024 | August 6, 2024 |
| EPREL registration number | 2844761 | 1957748 | 2050060 |
| Guaranteed support | – | 7 years | 7 years |
| Software updates | – | 8 years | 8 years |
| Spare parts available | – | 7 years | 7 years |
Rows where the models differ are highlighted.