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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.

  • Aopen DT24VW2-O €11.04
  • Nilox NXM24FHD111 €5.09
  • EIZO FlexScan EV2460 €5.58
Model Aopen DT24VW2-O Nilox NXM24FHD111 EIZO FlexScan EV2460
Running cost
Running cost (per year) €11.04 €5.09 €5.58
over 10 years €110 +€60 over 10 years €51 €56 +€5 over 10 years
kWh per year 39 18 19.7
kg CO₂e per year from electricity use 8.2 3.8 4.1
Specifications
Brand Aopen Nilox EIZO
Model DT24VW2-O NXM24FHD111 FlexScan EV2460
Energy class E E B
Screen size 24″ (604.7 cm) 24″ (60.5 cm) 24″ (60.5 cm)
Power in on mode (SDR) 17.8 W 8.2 W 9 W
Energy class (HDR) E – –
Power in on mode (HDR) 17.9 W – –
Standby 0 W 0.2 W 0.5 W
Networked standby 0 W – –
Off mode 0.1 W 0.2 W 0 W
Resolution 1920 × 1080 1920 × 1080 1920 × 1080
Aspect ratio 16:9 16:9 16:9
Panel TFT LCD LED LCD LCD
Refresh rate 60 Hz 60 Hz 60 Hz
Power supply External External Internal
On the market since February 27, 2025 February 15, 2024 February 18, 2020
EPREL registration number 2275709 1884987 346699
Guaranteed support – – 5 years
Software updates – – 5 years
Spare parts available – – 5 years

Rows where the models differ are highlighted.