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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.

  • Dutzo G34-QG34RWI €21.09
  • MSI MAG 346CQ €19.23
  • Hgfrtee B340QQU16 €4.96
Model Dutzo G34-QG34RWI MSI MAG 346CQ Hgfrtee B340QQU16
Running cost
Running cost (per year) €21.09 €19.23 €4.96
over 10 years €211 +€161 over 10 years €192 +€143 over 10 years €50
kWh per year 74.5 67.9 17.5
kg CO₂e per year from electricity use 16 14 3.7
Specifications
Brand Dutzo MSI Hgfrtee
Model G34-QG34RWI MAG 346CQ B340QQU16
Energy class F F C
Screen size 34″ (95 cm) 34″ (87 cm) 34″ (85 cm)
Power in on mode (SDR) 34 W 31 W 8 W
Energy class (HDR) G G –
Power in on mode (HDR) 54 W 51 W –
Standby 0.5 W 0.5 W 0.1 W
Off mode 0.3 W 0.3 W 0 W
Resolution 3440 × 1440 3440 × 1440 3440 × 1440
Aspect ratio 21:9 16:9 16:9
Panel LED LCD LED LCD LCD
Refresh rate 165 Hz 180 Hz 165 Hz
Power supply STANDARD EXTERNAL Internal External
On the market since September 30, 2023 January 31, 2025 March 18, 2026
EPREL registration number 1774526 2223008 2665077
Guaranteed support – 3 years 1 year
Software updates – 8 years 1 year
Spare parts available – 3 years 1 year

Rows where the models differ are highlighted.