Dell SE3426DW
Uses less electricity than 30% of the 1,482 monitors, 32–42″ on the EU register. At your selected price (European Union) that is €13 a year, €133 over ten years.
- Power, SDR
- 32.1 W
- Typical 31 W
- Running cost
- €13 / year
- 4 h a day
- Power, HDR
- 45.0 W
- 1.4× SDR
Near the middle of its group: 2 % above the typical 46 kWh. 73% of comparable models reach a better class than G; the most common is F. In HDR it draws 45.0 W, 1.4 times its SDR power. Dell has 25 models in this group; this one is number 21 among them. Registered in Sept 2026, one of the newer models in its group.
Where it stands
Rank 1,029 of 1,482 monitors, 32–42″ by yearly consumption. 1,028 use less.
Next to it in the ranking
- MSI MAG 325CQPD27 47 kWh −€0.06
- HP 734wx (HSD-0209-A) 47 kWh −€0.06
- Dell SE3426DW 47 kWh
- Titan Army C32A1R 47 kWh same
- Raider 32" RAIDER 155Hz 4K ULTRA GAMING 47 kWh same
What it will cost you
| Period | SE3426DW | LX34 ZA | Difference |
|---|---|---|---|
| 1 year | €13 | €2 | −€11 |
| 5 years | €66 | €12 | −€55 |
| 10 years | €133 | €24 | −€109 |
| 15 years | €199 | €35 | −€164 |
Is the more efficient model worth its price?
Enter both purchase prices to see the total cost of ownership.
Power in SDR and HDR
Cost by viewing time
| Use | kWh / yr | € / yr |
|---|---|---|
| 2 hours a day | 23 | €7 |
| 4 hours a day | 47 | €13 |
| 8 hours a day | 94 | €27 |
Same size, lower running cost
On sale, at least 10% less energy, same size group
| Model | kWh / yr | Saves / year |
|---|---|---|
| Dell SE3426DW (this model) | 47 | — |
| 8 | €11 | |
| 8 | €11 | |
| 12 | €10 | |
| 23 | €7 | |
| 29 | €5 |
Label and product sheet
- Energy class SDR / HDR
- G / G
- On-mode power SDR
- 32.1 W
- On-mode power HDR
- 45.0 W
- Standby / networked standby
- 0.3 W
- Screen diagonal
- 34″
- Resolution
- 3440×1440
- Panel
- LED LCD
- Refresh rate
- 60 Hz
- Software updates (minimum)
- 8 years
- Guarantee (supplier)
- 3 years
- Spare parts (minimum)
- 7 years
Model numbers and history
Registered by Dell under one model number.
SE3426DW
- First published in the EU register (EPREL)
- Placed on the EU market
Questions
How much does the Dell SE3426DW cost to run?
At 4 hours a day it uses about 47 kWh a year according to its EU energy label. At the EU average household price of 0.283 €/kWh that is about €13 a year, or €133 over ten years.
Does HDR use more electricity?
Yes. In HDR mode this screen draws 45.0 W instead of 32.1 W, 1.4 times as much. The yearly cost on this page uses SDR, as the label does.