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.
- Terra LCD/LED 2311W €9.68
- AG Neovo TM-23 €8.74
- Guangzhou Hongyu Digital ZMON-VIBOX-23-75HZ-HL1 €7.81
| Model | Terra LCD/LED 2311W | AG Neovo TM-23 | Guangzhou Hongyu Digital ZMON-VIBOX-23-75HZ-HL1 |
|---|---|---|---|
| Running cost | |||
| Running cost (per year) | €9.68 | €8.74 | €7.81 |
| over 10 years | €97 +€19 over 10 years | €87 +€9 over 10 years | €78 |
| kWh per year | 34.2 | 30.9 | 27.6 |
| kg CO₂e per year from electricity use | 7.2 | 6.5 | 5.8 |
| Specifications | |||
| Brand | Terra | AG Neovo | Guangzhou Hongyu Digital |
| Model | LCD/LED 2311W | TM-23 | ZMON-VIBOX-23-75HZ-HL1 |
| Energy class | E | E | D |
| Screen size | 23″ (58.4 cm) | 23″ (58.4 cm) | 23″ (58.4 cm) |
| Power in on mode (SDR) | 15.6 W | 14.1 W | 12.6 W |
| Standby | 0.3 W | 0.7 W | 0.2 W |
| Off mode | 0.3 W | 0.3 W | 0 W |
| Resolution | 1920 × 1080 | 1920 × 1080 | 1920 × 1080 |
| Aspect ratio | 16:9 | 16:9 | 16:9 |
| Panel | LCD | LED LCD | LED LCD |
| Refresh rate | 60 Hz | 60 Hz | 60 Hz |
| Power supply | Internal | Internal | Internal |
| On the market since | October 20, 2019 | January 1, 2023 | June 1, 2025 |
| EPREL registration number | 378017 | 619804 | 2401571 |
| Guaranteed support | – | 7 years | 5 years |
| Software updates | – | 8 years | 5 years |
| Spare parts available | – | 7 years | 5 years |
| Networked standby | – | – | 0 W |
Rows where the models differ are highlighted.