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4 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.

Electricity prices in all EU countries

  • HK Boetech fzco

    FANN27
    E 27″4KLCD / LED

    €13.15 per year

    +€8.81 a year

  • Sharp

    DD-EA272U
    C 27″4KLCD / LED

    €8.68 per year

    +€4.34 a year

  • Cheapest to run

    Guangzhou changhong audio-visual electronic products

    M-27LFK4P60
    C 27″4KLCD / LED

    €4.34 per year

  • Shenzhen dusun

    UP27001,UP27002,UP27003,UP27004,UP27005
    A 27″4KLCD / LED144 Hz

    €4.96 per year

    +€0.62 a year

Yearly running cost

Bars in proportion to the energy each model uses.

  • HK Boetech fzco FANN27 €13.15
  • Sharp DD-EA272U €8.68
  • Guangzhou changhong audio-visual electronic products M-27LFK4P60 €4.34
  • Shenzhen dusun UP27001,UP27002,UP27003,UP27004,UP27005 €4.96
Model HK Boetech fzco FANN27 Sharp DD-EA272U Guangzhou changhong audio-visual electronic products M-27LFK4P60 Shenzhen dusun UP27001,UP27002,UP27003,UP27004,UP27005
Running cost
Running cost (per year) €13.15 €8.68 €4.34 €4.96
over 10 years €131 +€88 over 10 years €87 +€43 over 10 years €43 €50 +€6 over 10 years
kWh per year 46.4 30.7 15.3 17.5
kg CO₂e per year from electricity use 9.7 6.4 3.2 3.7
Specifications
Brand HK Boetech fzco Sharp Guangzhou changhong audio-visual electronic products Shenzhen dusun
Model FANN27 DD-EA272U M-27LFK4P60 UP27001,UP27002,UP27003,UP27004,UP27005
Energy class E C C A
Screen size 27″ (68.6 cm) 27″ (68.5 cm) 27″ (70 cm) 27″ (68.6 cm)
Power in on mode (SDR) 21.2 W 14 W 7 W 8 W
Standby 0.5 W 0.5 W 0.3 W 0.3 W
Networked standby 0 W – 0 W 0 W
Off mode 0.3 W 0.3 W 0 W 0.1 W
Resolution 3840 × 2160 3840 × 2160 3840 × 2160 3840 × 2160
Aspect ratio 16:9 16:9 16:9 16:9
Panel LCD LCD LED LCD LCD
Refresh rate 60 Hz 60 Hz 60 Hz 144 Hz
Power supply External Internal External External
Guaranteed support 1 year 8 years 1 year 1 year
Software updates 1 year 8 years 1 year 1 year
Spare parts available 1 year 7 years 1 year 1 year
On the market since November 28, 2025 December 1, 2024 October 25, 2024 December 18, 2025
EPREL registration number 2552501 1926861 2181008 2577146

Rows where the models differ are highlighted.