Compare models
4 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
Yearly running cost
Bars in proportion to the energy each model uses.
- iiyama XUB2293HS-B3 €7.19
- SKitphrati HD-215 €4.34
- Zeuslap Z21Lite €6.02
- Shenzhen Kenowa HD-215 €6.39
| Model | iiyama XUB2293HS-B3 | SKitphrati HD-215 | Zeuslap Z21Lite | Shenzhen Kenowa HD-215 |
|---|---|---|---|---|
| Running cost | ||||
| Running cost (per year) | €7.19 | €4.34 | €6.02 | €6.39 |
| over 10 years | €72 +€29 over 10 years | €43 | €60 +€17 over 10 years | €64 +€20 over 10 years |
| kWh per year | 25.4 | 15.3 | 21.2 | 22.6 |
| kg CO₂e per year from electricity use | 5.3 | 3.2 | 4.5 | 4.7 |
| Specifications | ||||
| Brand | iiyama | SKitphrati | Zeuslap | Shenzhen Kenowa |
| Model | XUB2293HS-B3 | HD-215 | Z21Lite | HD-215 |
| Energy class | D | D | C | C |
| Screen size | 21″ (54.5 cm) | 21″ (55 cm) | 21″ (54.6 cm) | 21″ (54.6 cm) |
| Power in on mode (SDR) | 11.6 W | 7 W | 9.7 W | 10.3 W |
| Standby | 0.4 W | 0.5 W | 0.4 W | 0.4 W |
| Off mode | 0.3 W | 0.3 W | 0.3 W | 0.2 W |
| Resolution | 1920 × 1080 | 1920 × 1080 | 1920 × 1080 | 1920 × 1080 |
| Aspect ratio | 16:9 | 16:9 | 16:9 | 16:9 |
| Panel | LED LCD | LCD | LCD | LCD |
| Refresh rate | 60 Hz | 60 Hz | 100 Hz | 60 Hz |
| Power supply | Internal | Internal | External | External |
| Guaranteed support | 7 years | 5 years | 1 year | 1 year |
| Software updates | 8 years | 5 years | 1 year | 1 year |
| Spare parts available | 7 years | 5 years | 1 year | 1 year |
| On the market since | May 1, 2024 | July 14, 2025 | April 14, 2026 | July 18, 2024 |
| EPREL registration number | 1962515 | 2415190 | 2692426 | 2083504 |
| Energy class (HDR) | – | D | – | – |
| Power in on mode (HDR) | – | 7 W | – | – |
| Networked standby | – | 0 W | 0 W | – |
Rows where the models differ are highlighted.