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.
- Uperfect M184K03,M184J03,M184J05,M184T01,M184E02 €3.72
- Shandong Yi Hang Electronic Technology Development K18G €2.85
| Model | Uperfect M184K03,M184J03,M184J05,M184T01,M184E02 | Shandong Yi Hang Electronic Technology Development K18G |
|---|---|---|
| Running cost | ||
| Running cost (per year) | €3.72 | €2.85 |
| over 10 years | €37 +€9 over 10 years | €29 |
| kWh per year | 13.1 | 10.1 |
| kg CO₂e per year from electricity use | 2.8 | 2.1 |
| Specifications | ||
| Brand | Uperfect | Shandong Yi Hang Electronic Technology Development |
| Model | M184K03,M184J03,M184J05,M184T01,M184E02 | K18G |
| Energy class | A | A |
| Screen size | 18″ (47 cm) | 18″ (46.9 cm) |
| Power in on mode (SDR) | 6 W | 4.6 W |
| Standby | 0.5 W | 0.1 W |
| Networked standby | 0 W | – |
| Off mode | 0 W | 0.1 W |
| Resolution | 3840 × 2160 | 3840 × 2160 |
| Aspect ratio | 16:9 | 16:9 |
| Panel | LCD | LCD |
| Refresh rate | 60 Hz | 60 Hz |
| Power supply | External | External |
| Guaranteed support | 1 year | 3 years |
| Software updates | 1 year | 3 years |
| Spare parts available | 1 year | 3 years |
| On the market since | June 24, 2026 | February 19, 2025 |
| EPREL registration number | 2769666 | 2268096 |
Rows where the models differ are highlighted.