Marathon MFF122W: $66 a year to run
This model (Refrigerators) uses 315 kWh of electricity a year, which costs about $66 a year and $662 over 10 years at 21.0¢/kWh.
Energy use
315 kWh
per year
Running cost per year
$66
21.0¢/kWh
Running cost over 10 years
$662
Efficiency rank
1,930 / 4,667
10 % less energy than the federal minimum standard.
Product details
| Type | Top Freezer |
|---|---|
| Total volume (cu ft) | 12.1 |
| Adjusted volume (cu ft) | 14.5 |
| Federal standard (kWh/year) | 351 |
| ENERGY STAR Most Efficient | Yes |
| Available since | December 26, 2019 |
Compared with the average model (Refrigerators), this one saves about $15 a year.
More efficient alternatives
| Model | kWh/year | Cost/year |
|---|---|---|
| GE GPE12FGZ**** | 314 | $66 |
| GE GPE12FSZ**** | 314 | $66 |
| BLACK+DECKER BDA12GLAB | 312 | $66 |
| BLACK+DECKER BDA12GLAS | 312 | $66 |
| BLACK+DECKER BDA12GLAW | 312 | $66 |
| Galanz GLR12TBKEFR | 312 | $66 |
| Galanz GLR12TBKF | 312 | $66 |
| Galanz GLR12T**EFR | 312 | $66 |
- Freezers
- Washing machines
- Dishwashers
- 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