Sub-Zero DET3650R**/*: running cost
The Sub-Zero DET3650R**/* is certified by ENERGY STAR at 353 kWh a year, cheaper than most models in its category to run among refrigerators currently certified.
The $66 figure above uses the simple average of all 51 published state rates. Pick your state for the real number.
Where this ranks
That's 8.5% below the refrigerator category average of 386 kWh/yr, and ranks 2,441 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 $6/year under 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 GE GTE17GTN**** ($66/yr, 352 kWh/yr), and one step pricier is Whirlpool WRB551WNBS ($66/yr, 353 kWh/yr).
Comparing Sub-Zero's own models
Sub-Zero makes 26 ENERGY STAR certified refrigerators; this one ranks 14 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.
Cost over its typical lifespan
13 years is NAHB's typical service life for this category; at $66/year, the Sub-Zero DET3650R**/* adds up to about $863 in electricity over that span.
Is it worth replacing?
The Sub-Zero DET3650R**/* is already efficient for its category at $66/year. If you're shopping and comparing options, this is roughly what a well-chosen new refrigerator costs to run.
See what else is certified in this category before you decide.
Protecting what you have
Whether or not the Sub-Zero DET3650R**/* ever needs replacing, a repair is the more common failure for a refrigerator, one a protection plan budgets for ahead of time.
The data behind this page
Two sourced numbers, nothing modeled: ENERGY STAR's certified kWh/yr for this exact model, and EIA's published state electricity rate. Ranked 2,441 of 4,704, the Sub-Zero DET3650R**/* 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.