Whirlpool WHAW151INV: $148 a year to run
This model (Room air conditioners) uses 703 kWh of electricity a year, which costs about $148 a year and $1,478 over 10 years at 21.0¢/kWh.
Energy use
703 kWh
per year
Running cost per year
$148
21.0¢/kWh
Running cost over 10 years
$1,478
Efficiency rank
496 / 589
50 % less energy than the federal minimum standard.
Product details
| Type | Window |
|---|---|
| Cooling capacity (BTU/h) | 15000 |
| Refrigerant | R-32 |
| ENERGY STAR Most Efficient | Yes |
| Available since | September 30, 2026 |
Compared with the average model (Room air conditioners), this one costs about $25 more a year.
More efficient alternatives
| Model | kWh/year | Cost/year |
|---|---|---|
| Danby DAC140EBIBDB | 700 | $147 |
| ELEMENT EHWR14BE | 700 | $147 |
| Frigidaire FHWW145WE1 | 700 | $147 |
| GE Profile PWDV14W**# | 700 | $147 |
| Hisense AW1422TW1W | 700 | $147 |
| Keplerx KARC14RSVE1 | 700 | $147 |
| Keystone KSTAW141WA | 700 | $147 |
| Midea 1014634880 | 700 | $147 |
- Refrigerators
- Freezers
- Washing machines
- Dishwashers
- Tumble dryers
- Dehumidifiers
- Water heaters
- Electric cooktops and ranges
- Televisions
- Computers
- Air purifiers
Source: ENERGY STAR (U.S. EPA) · 21.0¢/kWh (August 2026) · Methodology