Sharp AirMac X7: $63 a year to run
This model (Air purifiers) uses 299 kWh of electricity a year, which costs about $63 a year and $628 over 10 years at 21.0¢/kWh.
Energy use
299 kWh
per year
Running cost per year
$63
21.0¢/kWh
Running cost over 10 years
$628
Efficiency rank
201 / 240
Product details
| Room size (sq ft) | 473 |
|---|---|
| Technology | Fan and Filter |
| ENERGY STAR Most Efficient | No |
| Available since | August 1, 2026 |
Compared with the average model (Air purifiers), this one costs about $25 more a year.
More efficient alternatives
| Model | kWh/year | Cost/year |
|---|---|---|
| Atmosphere Sky 120539** | 298 | $63 |
| Midea KJ500G-L1 | 297 | $62 |
| Noma 143-0033-2 | 297 | $62 |
| okaysou AirMac X7 | 297 | $62 |
| IQAir ATEM E | 295 | $62 |
| Blueair 7411371000 | 294 | $62 |
| Midea KJ500G-JA32 | 292 | $61 |
| PELONIS KJ500G-JA32 | 292 | $61 |
- 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