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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

  • Cooler Master

    GA2711
    F 27″QHDLCD / LED100 Hz

    €16.13 per year

    +€3.41 a year

  • Cheapest to run

    Nilox

    NXM27CV2K2001
    E 27″QHDLCD / LED200 Hz

    €12.71 per year

  • Nilox

    NXM272K1204
    F 27″QHDLCD / LED120 Hz

    €14.26 per year

    +€1.55 a year

  • Itek

    ITMC27V161QHD
    F 27″QHDLCD / LED165 Hz

    €15.07 per year

    +€2.36 a year

Yearly running cost

Bars in proportion to the energy each model uses.

  • Cooler Master GA2711 €16.13
  • Nilox NXM27CV2K2001 €12.71
  • Nilox NXM272K1204 €14.26
  • Itek ITMC27V161QHD €15.07
Model Cooler Master GA2711 Nilox NXM27CV2K2001 Nilox NXM272K1204 Itek ITMC27V161QHD
Running cost
Running cost (per year) €16.13 €12.71 €14.26 €15.07
over 10 years €161 +€34 over 10 years €127 €143 +€16 over 10 years €151 +€24 over 10 years
kWh per year 56.9 44.9 50.4 53.2
kg CO₂e per year from electricity use 12 9.4 11 11
Specifications
Brand Cooler Master Nilox Nilox Itek
Model GA2711 NXM27CV2K2001 NXM272K1204 ITMC27V161QHD
Energy class F E F F
Screen size 27″ (69 cm) 27″ (68.2 cm) 27″ (68.6 cm) 27″ (68.6 cm)
Power in on mode (SDR) 26 W 20.5 W 23 W 24.3 W
Energy class (HDR) G – – G
Power in on mode (HDR) 29 W – – 32.7 W
Standby 0.5 W 0.3 W 0.3 W 0.5 W
Networked standby 0 W – – –
Off mode 0.3 W 0.2 W 0.2 W 0.3 W
Resolution 2560 × 1440 2560 × 1440 2560 × 1440 2560 × 1440
Aspect ratio 16:9 16:9 16:9 16:9
Panel LED LCD LED LCD LED LCD LED LCD
Refresh rate 100 Hz 200 Hz 120 Hz 165 Hz
Power supply Internal External External STANDARD EXTERNAL
Guaranteed support 8 years 3 years 3 years 7 years
Software updates 9 years 5 years 5 years 8 years
Spare parts available 8 years 5 years 5 years 7 years
On the market since April 9, 2024 July 25, 2025 December 23, 2025 July 24, 2023
EPREL registration number 1883902 2388209 2523515 1672071

Rows where the models differ are highlighted.