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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.

  • X Agex AG27QS €15.44
  • Gamepower RAPID Q-MAX €7.75
  • Lenovo Legion Pro 27Q-10(G25270QY0) €13.09
Model X Agex AG27QS Gamepower RAPID Q-MAX Lenovo Legion Pro 27Q-10(G25270QY0)
Running cost
Running cost (per year) €15.44 €7.75 €13.09
over 10 years €154 +€77 over 10 years €78 €131 +€53 over 10 years
kWh per year 54.5 27.4 46.2
kg CO₂e per year from electricity use 11 5.7 9.7
Specifications
Brand X Agex Gamepower Lenovo
Model AG27QS RAPID Q-MAX Legion Pro 27Q-10(G25270QY0)
Energy class F E F
Screen size 27″ (68.6 cm) 27″ (68.6 cm) 27″ (67 cm)
Power in on mode (SDR) 24.9 W 12.5 W 21.1 W
Energy class (HDR) F – G
Power in on mode (HDR) 25.4 W – 25.9 W
Standby 0.2 W 0.3 W 0.3 W
Networked standby 0 W 0.4 W 0 W
Off mode 0 W 0.3 W 0 W
Resolution 2560 × 1440 2560 × 1440 2560 × 1440
Aspect ratio 16:9 16:9 16:9
Panel LCD LCD OLED
Refresh rate 280 Hz 300 Hz 280 Hz
Power supply External External Internal
Guaranteed support 3 years – 7 years
Software updates 3 years – 8 years
Spare parts available 3 years – 7 years
On the market since January 23, 2026 December 27, 2024 July 14, 2025
EPREL registration number 2609270 2231840 2385062

Rows where the models differ are highlighted.