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3 monitors side by side.

6 h a day
  • 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.

Yearly running cost

Bars in proportion to the energy each model uses.

  • E-Tech S1 €3.72
  • Dell P1424H €3.10
  • Mt-Viki MT-LMP4 €1.86
Model E-Tech S1 Dell P1424H Mt-Viki MT-LMP4
Running cost
Running cost (per year) €3.72 €3.10 €1.86
over 10 years €37 +€19 over 10 years €31 +€12 over 10 years €19
kWh per year 13.1 11 6.6
kg CO₂e per year from electricity use 2.8 2.3 1.4
Specifications
Brand E-Tech Dell Mt-Viki
Model S1 P1424H MT-LMP4
Energy class C B A
Screen size 14″ (36 cm) 14″ (35.5 cm) 14″ (35.5 cm)
Power in on mode (SDR) 6 W 5 W 3 W
Standby 0.2 W 0.3 W 0.2 W
Off mode 0.2 W 0.3 W 0.1 W
Resolution 1920 × 1080 1920 × 1080 1920 × 1080
Aspect ratio 16:9 16:9 16:9
Panel LED LCD LED LCD LED LCD
Refresh rate 60 Hz 60 Hz 60 Hz
Power supply Internal External Internal
On the market since March 4, 2025 May 23, 2023 May 27, 2026
EPREL registration number 2279966 1435998 2741032
Guaranteed support – 7 years 3 years
Software updates – 8 years 5 years
Spare parts available – 7 years 3 years
Energy class (HDR) – – A
Power in on mode (HDR) – – 3 W
Networked standby – – 0 W

Rows where the models differ are highlighted.