Liebherr UR3750: $24 a year to run
This model (Refrigerators) uses 115 kWh of electricity a year, which costs about $24 a year and $242 over 10 years at 21.0¢/kWh.
Energy use
115 kWh
per year
Running cost per year
$24
21.0¢/kWh
Running cost over 10 years
$242
Efficiency rank
37 / 4,667
62 % less energy than the federal minimum standard.
Product details
| Type | Compact Refrigerator |
|---|---|
| Total volume (cu ft) | 4.7 |
| Adjusted volume (cu ft) | 4.7 |
| Refrigerant | R-600a |
| Federal standard (kWh/year) | 302 |
| ENERGY STAR Most Efficient | Yes |
| Available since | June 1, 2025 |
Compared with the average model (Refrigerators), this one saves about $57 a year.
More efficient alternatives
| Model | kWh/year | Cost/year |
|---|---|---|
| DOMETIC C40S1 | 106 | $22 |
| DOMETIC C40S2 | 106 | $22 |
| Fisher & Paykel RS2435SB* | 106 | $22 |
- 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