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Dell U3425WE

  • Monitors
  • 34″
  • QHD
  • LCD / LED

Running cost

€19.98 per year

€200 over 10 years

EU average, 6 h a day

Uses about as much energy as the average for 34-inch monitors on Wattabill (558 models).

Running cost at a glance

  • €19.98 per year
  • €200 over 10 years
  • 69 kWh per year
  • 14 kg CO₂e per year from electricity use
This model
Average for 34-inch monitors (558)

Your country and usage

6 h a day
  • Electricity at €0.2896 per kWh (household price with taxes, Eurostat 2025-S2).
  • 210 g CO₂e per kWh generated in 2023 (European Environment Agency). Counts use only, not manufacturing.

We assume prices stay the same over the years.

Same size and resolution, cheaper to run

Models on the market with the same screen size and resolution as the Dell U3425WE that use at least 5% less energy.

Compare them side by side

About this model

Text from the manufacturer, via Icecat.

34-inch curved Thunderbolt™ hub monitor made for clear focus and greater comfort. Featuring 5-Star Eye Comfort and 120Hz refresh rate.

Specifications

BrandDell
ModelU3425WE
Energy classF
Screen size34″ (86.7 cm)
Power in on mode (SDR)31.5 W
Standby0.5 W
Networked standby1.9 W
Off mode0.3 W
Resolution3440 × 1440
Aspect ratio21:9
PanelLED LCD
Refresh rate60 Hz
Power supplyInternal
Guaranteed support7 years
Software updates8 years
Spare parts available7 years
On the market sinceFebruary 22, 2024
EPREL registration number1777749

Source: EPREL, European Commission. Data updated October 13, 2026.

Product description and images: Icecat (Open Icecat), provided as is, without warranty.