Lenovo 83T6: $2 a year to run
This model (Computers) uses 9 kWh of electricity a year, which costs about $2 a year and $18 over 10 years at 21.0¢/kWh.
Energy use
9 kWh
per year
Running cost per year
$2
21.0¢/kWh
Running cost over 10 years
$18
Efficiency rank
144 / 1,748
Product details
| Type | Notebook |
|---|---|
| Battery capacity (Wh) | 49.1 |
| Available since | January 12, 2026 |
Compared with the average model (Computers), this one saves about $3 a year.
More efficient alternatives
| Model | kWh/year | Cost/year |
|---|---|---|
| Acer CP312-1H | 9 | $2 |
| ASUS CX5403CM | 9 | $2 |
| CTL CTL Chromebook NL73T***** Gen 2 | 9 | $2 |
| HP 14b-cd | 9 | $2 |
| Lenovo 83L4 | 9 | $2 |
| LG 15Z*95U**-* | 9 | $2 |
| Acer AG15-Q31P | 9 | $2 |
| Lenovo (1) IdeaPad Slim 5 13IWC11 | 9 | $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