Running cost for the Sub-Zero ID-27R
The Sub-Zero ID-27R is certified by ENERGY STAR at 217 kWh a year, one of the cheaper models in its category to run among refrigerators currently certified.
The $41 figure above uses the simple average of all 51 published state rates. Pick your state for the real number.
Sub-Zero ID-27R against the category
That's 43.8% below the refrigerator category average of 386 kWh/yr, and ranks 603 of 4,704 certified refrigerators for annual running cost, 1 being cheapest. The category average comes from every refrigerator ENERGY STAR currently certifies (4,704 models), not an outside benchmark, about $32/year below that average at the national rate. See the methodology page.
What sits beside it in the ranking
VIKING VDUI5241DSS ($41/yr, 217 kWh/yr) costs a little more to run than the Sub-Zero ID-27R. Marvel MLDR*24-SS61A ($41/yr, 217 kWh/yr) costs a little less.
Same brand, different models
Sub-Zero makes 26 ENERGY STAR certified refrigerators; this one ranks 7 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.
Sub-Zero ID-27R over 13 years
13 years is NAHB's typical service life for this category; at $41/year, the Sub-Zero ID-27R adds up to about $530 in electricity over that span.
Shopping for a new one
The Sub-Zero ID-27R is already efficient for its category at $41/year. If you're shopping and comparing options, this is roughly what a well-chosen new refrigerator costs to run.
Worth comparing a few current certified models before deciding.
Protecting what you have
The Sub-Zero ID-27R already costs $41/year to run; a repair bill on top of that is the kind of expense a protection plan exists to smooth out.
Sourcing
Ranked 603 of 4,704, the Sub-Zero ID-27R 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 217 kWh/yr figure is ENERGY STAR's own certification, not a wattage estimate; exact dataset IDs are on the data sources page.