Running cost for the MicroFridge 3.1MF7R
At 195 kWh/yr, the MicroFridge 3.1MF7R's ENERGY STAR certification puts it one of the cheaper models in its category to run against every other certified refrigerator.
The $37 figure above uses the simple average of all 51 published state rates. Pick your state for the real number.
MicroFridge 3.1MF7R against the category
That's 49.5% below the refrigerator category average of 386 kWh/yr, and ranks 219 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 $36/year below that average at the national rate. See the methodology page.
What sits beside it in the ranking
MicroFridge 3.1MF7RS ($37/yr, 195 kWh/yr) costs a little more to run than the MicroFridge 3.1MF7R. Danby One Plug 3.1SM6R ($37/yr, 195 kWh/yr) costs a little less.
Comparing MicroFridge's own models
MicroFridge sells 18 certified refrigerators; this one runs cheapest of them, $28/year under the 4.8RMF4RHW, its priciest.
MicroFridge 3.1MF7R over 13 years
13 years is NAHB's typical service life for this category; at $37/year, the MicroFridge 3.1MF7R adds up to about $477 in electricity over that span.
Is it worth replacing?
The MicroFridge 3.1MF7R is already efficient for its category at $37/year. If you're shopping and comparing options, this is roughly what a well-chosen new refrigerator costs to run.
Compare current ENERGY STAR certified refrigerators before buying.
Protecting what you have
At $37/year just to run, a refrigerator is worth protecting against an unplanned repair bill on top of that.
Sourcing
Ranked 219 of 4,704, the MicroFridge 3.1MF7R 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 195 kWh/yr figure is ENERGY STAR's own certification, not a wattage estimate; exact dataset IDs are on the data sources page.