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
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Yearly running cost
Bars in proportion to the energy each model uses.
- Lenovo P27UD-40(C26270UP0) €10.61
- Guangzhou changhong audio-visual electronic products M-27LFK4P60 €4.34
| Model | Lenovo P27UD-40(C26270UP0) | Guangzhou changhong audio-visual electronic products M-27LFK4P60 |
|---|---|---|
| Running cost | ||
| Running cost (per year) | €10.61 | €4.34 |
| over 10 years | €106 +€63 over 10 years | €43 |
| kWh per year | 37.4 | 15.3 |
| kg CO₂e per year from electricity use | 7.9 | 3.2 |
| Specifications | ||
| Brand | Lenovo | Guangzhou changhong audio-visual electronic products |
| Model | P27UD-40(C26270UP0) | M-27LFK4P60 |
| Energy class | D | C |
| Screen size | 27″ (68.5 cm) | 27″ (70 cm) |
| Power in on mode (SDR) | 17.1 W | 7 W |
| Energy class (HDR) | F | – |
| Power in on mode (HDR) | 27.1 W | – |
| Standby | 0.5 W | 0.3 W |
| Networked standby | 2 W | 0 W |
| Off mode | 0.3 W | 0 W |
| Resolution | 3840 × 2160 | 3840 × 2160 |
| Aspect ratio | 16:9 | 16:9 |
| Panel | LED LCD | LED LCD |
| Refresh rate | 60 Hz | 60 Hz |
| Power supply | Internal | External |
| Guaranteed support | 7 years | 1 year |
| Software updates | 8 years | 1 year |
| Spare parts available | 7 years | 1 year |
| On the market since | June 8, 2026 | October 25, 2024 |
| EPREL registration number | 2715409 | 2181008 |
Rows where the models differ are highlighted.