mbm MRF7B: running cost
ENERGY STAR certifies the mbm MRF7B at 332 kWh/yr, cheaper than most models in its category to run for its category.
The $62 figure above uses the simple average of all 51 published state rates. Pick your state for the real number.
mbm MRF7B against the category
That's 14% below the refrigerator category average of 386 kWh/yr, and ranks 2,187 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 $10/year below that average at the national rate. See the methodology page.
What sits beside it in the ranking
mbm MRF7S ($62/yr, 332 kWh/yr) costs a little more to run than the mbm MRF7B. Ikea K80462148* ($62/yr, 332 kWh/yr) costs a little less.
Same brand, different models
mbm sells 6 certified refrigerators; this one runs cheapest of them, about the same, within a dollar a year, under the MRN14W, its priciest.
What this adds up to over time
13 years is NAHB's typical service life for this category; at $62/year, the mbm MRF7B adds up to about $811 in electricity over that span.
Is it worth replacing?
The mbm MRF7B is already efficient for its category at $62/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
At $62/year just to run, a refrigerator is worth protecting against an unplanned repair bill on top of that.
Sourcing
The full Refrigerator category page shows all 4,704 refrigerators ranked by cost; the state-rate guide covers the half of this number that isn't the appliance. The 332 kWh/yr figure is ENERGY STAR's own certification, not a wattage estimate; exact dataset IDs are on the data sources page.