Durabook Z14I: $5 a year to run

This model (Computers) uses 24 kWh of electricity a year, which costs about $5 a year and $49 over 10 years at 21.0¢/kWh.

Energy use
24 kWh
per year
Running cost per year
$5
21.0¢/kWh
Running cost over 10 years
$49
Efficiency rank
1,313 / 1,748

Product details

TypeRuggedized Notebook
Battery capacity (Wh)74.5
Available sinceJuly 20, 2019

More efficient alternatives

Source: ENERGY STAR (U.S. EPA) · 21.0¢/kWh (August 2026) · Methodology