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.
- KTC H27P22S €36.59
- Guangdong Songren U270CA1, S270ES1, T270LG1, V270HQ1, Z270PG1 €13.33
- Armaggeddon PXP 27-UXD €14.26
| Model | KTC H27P22S | Guangdong Songren U270CA1, S270ES1, T270LG1, V270HQ1, Z270PG1 | Armaggeddon PXP 27-UXD |
|---|---|---|---|
| Running cost | |||
| Running cost (per year) | €36.59 | €13.33 | €14.26 |
| over 10 years | €366 +€233 over 10 years | €133 | €143 +€9 over 10 years |
| kWh per year | 129 | 47.1 | 50.4 |
| kg CO₂e per year from electricity use | 27 | 9.9 | 11 |
| Specifications | |||
| Brand | KTC | Guangdong Songren | Armaggeddon |
| Model | H27P22S | U270CA1, S270ES1, T270LG1, V270HQ1, Z270PG1 | PXP 27-UXD |
| Energy class | G | E | F |
| Screen size | 27″ (68.6 cm) | 27″ (68.6 cm) | 27″ (68.6 cm) |
| Power in on mode (SDR) | 59 W | 21.5 W | 23 W |
| Energy class (HDR) | G | – | F |
| Power in on mode (HDR) | 63 W | – | 24 W |
| Standby | 0.3 W | 0.5 W | 0.3 W |
| Off mode | 0.2 W | 0.3 W | 0.2 W |
| Resolution | 3840 × 2160 | 3840 × 2160 | 3840 × 2160 |
| Aspect ratio | 16:9 | 16:9 | 16:9 |
| Panel | TFT-LCD | LCD | LCD |
| Refresh rate | 160 Hz | 160 Hz | 160 Hz |
| Power supply | Internal | External | Internal |
| On the market since | July 29, 2025 | February 5, 2026 | June 3, 2026 |
| EPREL registration number | 2103648 | 2623756 | 2746922 |
| Networked standby | – | 0 W | 0 W |
| Guaranteed support | – | 1 year | – |
| Software updates | – | 1 year | – |
| Spare parts available | – | 1 year | – |
Rows where the models differ are highlighted.