Running cost for the Sub-Zero DET3650CI**/*
At 593 kWh/yr, the Sub-Zero DET3650CI**/*'s ENERGY STAR certification puts it one of the more expensive models in its category to run against every other certified refrigerator.
The $111 figure above uses the simple average of all 51 published state rates. Pick your state for the real number.
Where this ranks
That's 53.6% above the refrigerator category average of 386 kWh/yr, and ranks 4,045 of 4,704 certified refrigerators for annual running cost, 1 being cheapest. Every one of the 4,704 currently-certified refrigerators feeds that average, putting this model about $39/year over it. See how it's calculated on the how it is calculated page.
The closest alternatives by cost
Sorted by running cost among refrigerators, one step cheaper is Bosch B20CS30SNS ($111/yr, 593 kWh/yr), and one step pricier is Beko BFSB3612XSS ($112/yr, 594 kWh/yr).
Comparing Sub-Zero's own models
Sub-Zero makes 26 ENERGY STAR certified refrigerators; this one ranks 23 of 26 for running cost, between the brand's cheapest, the DEU2450R/ADA/* at $30/yr, and its priciest, the CL4850S/S/* at $140/yr.
What this adds up to over time
NAHB's Study of Life Expectancy of Home Components puts a typical refrigerator's service life at 13 years; run the Sub-Zero DET3650CI**/* that long and it costs about $1,449 in electricity, on top of whatever it cost to buy.
Shopping for a new one
At $111/year, this is on the expensive side for a refrigerator; the cheapest certified model in this category runs about $8/year, worth knowing before buying either the Sub-Zero DET3650CI**/* or its replacement.
Worth comparing a few current certified models before deciding.
Protecting what you have
The Sub-Zero DET3650CI**/* already costs $111/year to run; a repair bill on top of that is the kind of expense a protection plan exists to smooth out.
The data behind this page
Ranked 4,045 of 4,704, the Sub-Zero DET3650CI**/* sits in the middle of the refrigerator category, see the guide to why your state changes this number for the other half of the math. The 593 kWh/yr figure is ENERGY STAR's own certification, not a wattage estimate; exact dataset IDs are on the data sources page.