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.
- NOS TX27FHD540 €12.09
- Gamebooster LYRIS FF30 €10.42
| Model | NOS TX27FHD540 | Gamebooster LYRIS FF30 |
|---|---|---|
| Running cost | ||
| Running cost (per year) | €12.09 | €10.42 |
| over 10 years | €121 +€17 over 10 years | €104 |
| kWh per year | 42.7 | 36.8 |
| kg CO₂e per year from electricity use | 9 | 7.7 |
| Specifications | ||
| Brand | NOS | Gamebooster |
| Model | TX27FHD540 | LYRIS FF30 |
| Energy class | E | D |
| Screen size | 27″ (68.6 cm) | 27″ (69 cm) |
| Power in on mode (SDR) | 19.5 W | 16.8 W |
| Energy class (HDR) | F | D |
| Power in on mode (HDR) | 20.5 W | 16.9 W |
| Standby | 0.3 W | 0.2 W |
| Networked standby | 0 W | – |
| Off mode | 0.2 W | 0.2 W |
| Resolution | 1920 × 1080 | 1920 × 1080 |
| Aspect ratio | 16:9 | 16:9 |
| Panel | LCD | LCD |
| Refresh rate | 240 Hz | 300 Hz |
| Power supply | Internal | STANDARD EXTERNAL |
| On the market since | June 9, 2026 | March 18, 2026 |
| EPREL registration number | 2752640 | 2664462 |
| Guaranteed support | – | 1 year |
| Software updates | – | 1 year |
| Spare parts available | – | 1 year |
Rows where the models differ are highlighted.