What the Whirlpool WRF555SDF*** costs to run
At 685 kWh/yr, the Whirlpool WRF555SDF***'s ENERGY STAR certification puts it one of the more expensive models in its category to run against every other certified refrigerator.
That $129 is priced at 18.8¢/kWh, the average of all 51 state rates this site tracks. Your own state's rate is one click away.
Efficient, or not, for a refrigerator
The category average is 386 kWh/yr; this model runs 77.5% above it, ranking 4,428 of 4,704 refrigerators tracked here for running cost. That average is drawn from all 4,704 refrigerators ENERGY STAR currently certifies, not an outside number, a $56/year gap from this model at the national rate. Full sourcing is in the sourcing notes.
Right next to it on the list
A rank or two either side of the Whirlpool WRF555SDF***: Samsung RF70F29ME* ($129/yr, 685 kWh/yr), then Whirlpool WRF555SDH* ($129/yr, 685 kWh/yr).
Comparing Whirlpool's own models
Ranked 131 of Whirlpool's 156 certified refrigerators, this sits between the AMA27S1E ($40/yr, the brand's cheapest) and the WRF995FIF*** ($142/yr, its priciest).
Whirlpool WRF555SDF*** over 13 years
NAHB's Study of Life Expectancy of Home Components puts a typical refrigerator's service life at 13 years; run the Whirlpool WRF555SDF*** that long and it costs about $1,674 in electricity, on top of whatever it cost to buy.
Weighing a replacement
At $129/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 Whirlpool WRF555SDF*** or its replacement.
Compare current ENERGY STAR certified refrigerators before buying.
If you're keeping it
The Whirlpool WRF555SDF*** already costs $129/year to run; a repair bill on top of that is the kind of expense a protection plan exists to smooth out.
Where this number comes from
Nothing here is estimated from a nameplate wattage; the 685 kWh/yr is ENERGY STAR's own certified figure for this model. At rank 4,428 of 4,704 for running cost, see the refrigerator category page for the rest of the field, or the guide to how much your state matters.