DREAME Air purifiers: energy use and running cost
The average model uses 181 kWh a year, which costs $38 a year at 21.0¢/kWh.
Most efficient models
| Model | kWh/year | Cost/year |
|---|---|---|
| DREAME CVA10B | 32 | $7 |
| DREAME CVA11B | 106 | $22 |
| DREAME CVM10B | 128 | $27 |
| DREAME CVF20B | 149 | $31 |
- Refrigerators
- Freezers
- Washing machines
- Dishwashers
- Tumble dryers
- Room air conditioners
- Dehumidifiers
- Water heaters
- Electric cooktops and ranges
- Televisions
- Computers
Source: ENERGY STAR (U.S. EPA) · 21.0¢/kWh (August 2026) · Methodology