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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.

  • LG 34WN650 €21.52
  • LG 34WP550 €17.80
  • LG A34U5X1 €17.92
Model LG 34WN650 LG 34WP550 LG A34U5X1
Running cost
Running cost (per year) €21.52 €17.80 €17.92
over 10 years €215 +€37 over 10 years €178 €179 +€1 over 10 years
kWh per year 76 62.9 63.3
kg CO₂e per year from electricity use 16 13 13
Specifications
Brand LG LG LG
Model 34WN650 34WP550 A34U5X1
Energy class G F F
Screen size 34″ (86.7 cm) 34″ (86.7 cm) 34″ (86.7 cm)
Power in on mode (SDR) 34.7 W 28.7 W 28.9 W
Energy class (HDR) G G G
Power in on mode (HDR) 35.7 W 35.9 W 39.6 W
Standby 0.5 W 0.5 W 0.5 W
Off mode 0.3 W 0.3 W 0.3 W
Resolution 2560 × 1080 2560 × 1080 2560 × 1080
Aspect ratio 21:9 21:9 21:9
Panel LED LCD LED LCD LED LCD
Refresh rate 60 Hz 60 Hz 60 Hz
Power supply External External External
Guaranteed support 8 years 8 years 8 years
Software updates 8 years 8 years 8 years
Spare parts available 8 years 8 years 8 years
On the market since February 26, 2021 February 26, 2021 July 21, 2026
EPREL registration number 356275 429657 2791688

Rows where the models differ are highlighted.