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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

  • Tecno

    AXS34MK1
    G 34″QHDLCD / LED180 Hz

    €21.77 per year

    +€7.13 a year

  • MSI

    MAG 346CQ
    F 34″QHDLCD / LED180 Hz

    €19.23 per year

    +€4.59 a year

  • Cheapest to run

    Acer

    X34 X0
    E 34″QHDLCD / LED200 Hz

    €14.64 per year

  • Ozone

    OZON G3425 WQHD
    E 34″QHDLCD / LED180 Hz

    €15.51 per year

    +€0.87 a year

Yearly running cost

Bars in proportion to the energy each model uses.

  • Tecno AXS34MK1 €21.77
  • MSI MAG 346CQ €19.23
  • Acer X34 X0 €14.64
  • Ozone OZON G3425 WQHD €15.51
Model Tecno AXS34MK1 MSI MAG 346CQ Acer X34 X0 Ozone OZON G3425 WQHD
Running cost
Running cost (per year) €21.77 €19.23 €14.64 €15.51
over 10 years €218 +€71 over 10 years €192 +€46 over 10 years €146 €155 +€9 over 10 years
kWh per year 76.9 67.9 51.7 54.8
kg CO₂e per year from electricity use 16 14 11 11
Specifications
Brand Tecno MSI Acer Ozone
Model AXS34MK1 MAG 346CQ X34 X0 OZON G3425 WQHD
Energy class G F E E
Screen size 34″ (86.4 cm) 34″ (87 cm) 34″ (86.4 cm) 34″ (86.4 cm)
Power in on mode (SDR) 35.1 W 31 W 23.6 W 25 W
Networked standby 0 W – – 0 W
Off mode 0.1 W 0.3 W 0.3 W 0.2 W
Resolution 3440 × 1440 3440 × 1440 3440 × 1440 3440 × 1440
Aspect ratio 21:9 16:9 21:9 32:9
Panel LED LCD LED LCD LED LCD LED LCD
Refresh rate 180 Hz 180 Hz 200 Hz 180 Hz
Power supply External Internal Internal External
Guaranteed support 7 years 3 years 7 years 6 years
Software updates 8 years 8 years 8 years 6 years
Spare parts available 7 years 3 years 7 years 6 years
On the market since July 28, 2025 January 31, 2025 March 18, 2025 August 22, 2025
EAN 4894947096419 – – –
EPREL registration number 2433531 2223008 2343889 2451313
Energy class (HDR) – G G –
Power in on mode (HDR) – 51 W 34 W –
Standby – 0.5 W 0.5 W 0.2 W

Rows where the models differ are highlighted.