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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.

  • Z-Edge UG32-1 €20.03
  • AOC Q32E4U €10.54
  • iiyama GB3271QSU-B2 €15.69
Model Z-Edge UG32-1 AOC Q32E4U iiyama GB3271QSU-B2
Running cost
Running cost (per year) €20.03 €10.54 €15.69
over 10 years €200 +€95 over 10 years €105 €157 +€51 over 10 years
kWh per year 70.7 37.2 55.4
kg CO₂e per year from electricity use 15 7.8 12
Specifications
Brand Z-Edge AOC iiyama
Model UG32-1 Q32E4U GB3271QSU-B2
Energy class F C E
Screen size 32″ (80 cm) 32″ (80.1 cm) 32″ (80.1 cm)
Power in on mode (SDR) 32.3 W 17 W 25.3 W
Energy class (HDR) G C F
Power in on mode (HDR) 40.4 W 17 W 30.4 W
Standby 0.2 W 0.5 W 0.4 W
Networked standby 0 W – –
Off mode 0 W 0.3 W 0.3 W
Resolution 2560 × 1440 2560 × 1440 2560 × 1440
Aspect ratio 16:9 16:9 16:9
Panel LCD LED LCD LED LCD
Refresh rate 60 Hz 60 Hz 60 Hz
Power supply External Internal Internal
Guaranteed support 3 years 8 years 7 years
Software updates 3 years 8 years 8 years
Spare parts available 3 years 7 years 7 years
On the market since May 20, 2025 October 2, 2025 May 20, 2025
EPREL registration number 2364593 2458787 2283978

Rows where the models differ are highlighted.