Microsoft 2077: $3 a year to run

This model (Computers) uses 13 kWh of electricity a year, which costs about $3 a year and $28 over 10 years at 21.0¢/kWh.

Energy use
13 kWh
per year
Running cost per year
$3
21.0¢/kWh
Running cost over 10 years
$28
Efficiency rank
646 / 1,748

Product details

TypeSlate/Tablet
Battery capacity (Wh)51.5
Available sinceMay 19, 2026

Compared with the average model (Computers), this one saves about $2 a year.

More efficient alternatives

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