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.
- GOnavidio NP0511B €4.53
- Blackview DCM8 €1.98
- NGTeco S8 PRO MAX €2.42
| Model | GOnavidio NP0511B | Blackview DCM8 | NGTeco S8 PRO MAX |
|---|---|---|---|
| Running cost | |||
| Running cost (per year) | €4.53 | €1.98 | €2.42 |
| over 10 years | €45 +€25 over 10 years | €20 | €24 +€4 over 10 years |
| kWh per year | 16 | 7 | 8.5 |
| kg CO₂e per year from electricity use | 3.4 | 1.5 | 1.8 |
| Specifications | |||
| Brand | GOnavidio | Blackview | NGTeco |
| Model | NP0511B | DCM8 | S8 PRO MAX |
| Energy class | B | A | A |
| Screen size | 15″ (39.1 cm) | 15″ (38.8 cm) | 15″ (38.8 cm) |
| Power in on mode (SDR) | 7.3 W | 3.2 W | 3.9 W |
| Standby | 0.4 W | 0 W | 0.3 W |
| Networked standby | 0 W | 0 W | 0 W |
| Off mode | 0 W | 0.3 W | 0.2 W |
| Resolution | 1920 × 1200 | 1920 × 1200 | 1920 × 1200 |
| Aspect ratio | 16:9 | 16:9 | 16:10 |
| Panel | TFT-LCD | LED LCD | LED LCD |
| Refresh rate | 60 Hz | 60 Hz | 60 Hz |
| Power supply | Internal | External | External |
| Guaranteed support | 1 year | 7 years | 7 years |
| Software updates | 1 year | 8 years | 8 years |
| Spare parts available | 1 year | 7 years | 7 years |
| On the market since | May 11, 2024 | November 10, 2025 | December 12, 2025 |
| EPREL registration number | 2022080 | 2528936 | 2570325 |
| Energy class (HDR) | – | A | A |
| Power in on mode (HDR) | – | 3.2 W | 3.9 W |
Rows where the models differ are highlighted.