Appliances / Refrigerators / Sub-Zero
Sub-Zero DET3650CI**/* family: $108 a year to run
This refrigerator uses 593 kWh of electricity a year. At the U.S. average price that is $108 a year and $1,294 over a typical 12-year life. It ranks #878 of 1421 bottom freezer models for running cost.
Where to buy
Compare the price, then add the running cost below to get the true cost.
Cost to run where you live
593 kWh a year (ENERGY STAR test figure) × 18.19¢ per kWh, the average residential price in the U.S. for Jan–Aug 2026 (EIA). Your bill depends on your utility and how you use it.
Cheaper to run, same type and size
| Liebherr SC7751 | 16.9 cu ft | $64/yr | saves $522 |
| Fisher & Paykel RF178WRNX1 | 18.2 cu ft | $68/yr | saves $482 |
| Fisher & Paykel RF178ANX1 | 18 cu ft | $75/yr | saves $395 |
| Summit FFBF151W | 19.1 cu ft | $78/yr | saves $358 |
Specs
| Brand | Sub-Zero |
| Model | DET3650CI**/* |
| Type | Bottom Freezer |
| Energy use | 593 kWh / year |
| Federal maximum for this type | 649 kWh / year |
| Width | 36 in |
| Features | Ice maker, Counter depth |
Specs and energy use from the ENERGY STAR certified products list (U.S. EPA). An asterisk in a model number stands for colour or finish codes. HouseholdLeak is not affiliated with ENERGY STAR or the EPA.
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