Smeg Dishwashers: energy use and running cost
The average model uses 231 kWh a year, which costs $49 a year at 21.0¢/kWh.
Most efficient models
| Model | kWh/year | Cost/year |
|---|---|---|
| Smeg DW8630 | 219 | $46 |
| Smeg STU2FABBL2 | 224 | $47 |
| Smeg DW8600 | 234 | $49 |
| Smeg DW8601 | 234 | $49 |
| Smeg DW8601X | 234 | $49 |
| Smeg STU1822 | 234 | $49 |
| Smeg DW8220 | 235 | $49 |
| Smeg DW8620 | 235 | $49 |
| Smeg STU8623 | 239 | $50 |
- Refrigerators
- Freezers
- Washing machines
- Tumble dryers
- Room air conditioners
- Dehumidifiers
- Water heaters
- Electric cooktops and ranges
- Televisions
- Computers
- Air purifiers
Source: ENERGY STAR (U.S. EPA) · 21.0¢/kWh (August 2026) · Methodology