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.
- Yashi DY55020 €52.72
- Dahua DHI-LM55-F400 €47.76
| Model | Yashi DY55020 | Dahua DHI-LM55-F400 |
|---|---|---|
| Running cost | ||
| Running cost (per year) | €52.72 | €47.76 |
| over 10 years | €527 +€50 over 10 years | €478 |
| kWh per year | 186 | 169 |
| kg CO₂e per year from electricity use | 39 | 35 |
| Specifications | ||
| Brand | Yashi | Dahua |
| Model | DY55020 | DHI-LM55-F400 |
| Energy class | F | F |
| Screen size | 55″ (140 cm) | 55″ (139 cm) |
| Power in on mode (SDR) | 85 W | 77 W |
| Standby | 0.3 W | 0.5 W |
| Off mode | 0.1 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 | Internal |
| On the market since | March 14, 2025 | November 21, 2025 |
| EPREL registration number | 2361818 | 761160 |
| Guaranteed support | – | 15 years |
| Software updates | – | 8 years |
| Spare parts available | – | 7 years |
Rows where the models differ are highlighted.