Lenovo TB522FU: $4 a year to run
This model (Computers) uses 18 kWh of electricity a year, which costs about $4 a year and $37 over 10 years at 21.0¢/kWh.
Energy use
18 kWh
per year
Running cost per year
$4
21.0¢/kWh
Running cost over 10 years
$37
Efficiency rank
1,122 / 1,748
Product details
| Type | Slate/Tablet |
|---|---|
| Battery capacity (Wh) | 47.6 |
| Available since | August 5, 2026 |
Compared with the average model (Computers), this one saves about $1 a year.
More efficient alternatives
| Model | kWh/year | Cost/year |
|---|---|---|
| Panasonic CF-334****** | 17 | $4 |
| Zebra ET80A | 17 | $4 |
| GETAC F110 | 17 | $3 |
| DELL Latitude 7230 Rugged Extreme Tablet | 16 | $3 |
| GETAC ZX10 | 16 | $3 |
| HP HSC-I006R | 16 | $3 |
| Durabook U11 | 15 | $3 |
| GETAC G140 | 15 | $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