Microsoft 2107: $2 a year to run
This model (Computers) uses 8 kWh of electricity a year, which costs about $2 a year and $16 over 10 years at 21.0¢/kWh.
Energy use
8 kWh
per year
Running cost per year
$2
21.0¢/kWh
Running cost over 10 years
$16
Efficiency rank
68 / 1,748
Product details
| Type | Notebook |
|---|---|
| Battery capacity (Wh) | 52.3 |
| Available since | May 19, 2026 |
Compared with the average model (Computers), this one saves about $3 a year.
More efficient alternatives
| Model | kWh/year | Cost/year |
|---|---|---|
| Apple A2681 | 8 | $2 |
| HP Fortis G2m 14 inch | 8 | $2 |
| Acer N26P1 | 7 | $2 |
| DELL Dell Chromebook 14 CC14260 | 7 | $2 |
| Gateway CBO311-2H | 7 | $2 |
| HP G1m 11 | 7 | $2 |
| HP Fortis Flip G1m 11 | 7 | $2 |
| Microsoft 2145 | 7 | $2 |
- 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