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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.

  • NGTeco S6 €2.54
  • Royy P5S €0.93
  • SKitphrati S-156 €2.05
Model NGTeco S6 Royy P5S SKitphrati S-156
Running cost
Running cost (per year) €2.54 €0.93 €2.05
over 10 years €25 +€16 over 10 years €9 €20 +€11 over 10 years
kWh per year 9 3.3 7.2
kg CO₂e per year from electricity use 1.9 0.7 1.5
Specifications
Brand NGTeco Royy SKitphrati
Model S6 P5S S-156
Energy class A A A
Screen size 15″ (39.6 cm) 15″ (39.6 cm) 15″ (39.5 cm)
Power in on mode (SDR) 4.1 W 1.5 W 3.3 W
Energy class (HDR) B A –
Power in on mode (HDR) 5.2 W 1.5 W –
Standby 0.2 W 0.1 W 0.3 W
Networked standby 0 W 0 W –
Off mode 0.2 W 0.1 W 0.1 W
Resolution 1920 × 1080 1920 × 1080 1920 × 1080
Aspect ratio 16:9 16:9 16:9
Panel LED LCD LED LCD LCD
Refresh rate 60 Hz 60 Hz 60 Hz
Power supply Internal Internal External
Guaranteed support 7 years 3 years 1 year
Software updates 8 years 5 years 1 year
Spare parts available 7 years 3 years 1 year
On the market since June 22, 2026 May 26, 2026 March 29, 2024
EPREL registration number 2768325 2739475 1986930

Rows where the models differ are highlighted.