Durabook S15: $4 a year to run
This model (Computers) uses 20 kWh of electricity a year, which costs about $4 a year and $43 over 10 years at 21.0¢/kWh.
Energy use
20 kWh
per year
Running cost per year
$4
21.0¢/kWh
Running cost over 10 years
$43
Efficiency rank
1,242 / 1,748
Product details
| Type | Ruggedized Notebook |
|---|---|
| Battery capacity (Wh) | 56.2 |
| Available since | August 1, 2023 |
More efficient alternatives
| Model | kWh/year | Cost/year |
|---|---|---|
| Durabook S14I | 20 | $4 |
| Panasonic FZ-55F****** | 19 | $4 |
| DELL RB14250-01 | 19 | $4 |
| DELL RA13250-01 | 17 | $4 |
| Panasonic FZ-56A****** | 16 | $3 |
| DELL Dell Pro Rugged 14 PR514260 | 14 | $3 |
| DELL Dell Pro Rugged 13 Extreme PR713260 | 12 | $3 |
- Refrigerators
- Freezers
- Washing machines
- Dishwashers
- Tumble dryers
- Room air conditioners
- Dehumidifiers
- Water heaters
- Electric cooktops and ranges
- Televisions
- Air purifiers
Source: ENERGY STAR (U.S. EPA) · 21.0¢/kWh (August 2026) · Methodology