Sub-Zero ID-24R*: $45 a year to run
This model (Refrigerators) uses 213 kWh of electricity a year, which costs about $45 a year and $448 over 10 years at 21.0¢/kWh.
Energy use
213 kWh
per year
Running cost per year
$45
21.0¢/kWh
Running cost over 10 years
$448
Efficiency rank
506 / 4,667
28 % less energy than the federal minimum standard.
Product details
| Type | Compact Refrigerator |
|---|---|
| Total volume (cu ft) | 4.0 |
| Adjusted volume (cu ft) | 4.0 |
| Refrigerant | R-600a |
| Federal standard (kWh/year) | 296 |
| ENERGY STAR Most Efficient | No |
| Available since | September 1, 2020 |
Compared with the average model (Refrigerators), this one saves about $36 a year.
More efficient alternatives
| Model | kWh/year | Cost/year |
|---|---|---|
| BLACK DECKER BCRK25B | 212 | $45 |
| Frestec FTC25R | 212 | $45 |
| Frestec FTC24RE | 210 | $44 |
| FRIGIDAIRE;RCA;Ginny's;Arctic Chef EFR285-C | 210 | $44 |
| LG LRONC0605* | 210 | $44 |
| Smeg FAB5UL*# | 210 | $44 |
| Upstreman;Frestec;NOOODY FR25 | 210 | $44 |
| IGLOO FR283I-B-BLACK | 209 | $44 |
- 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