What the Mainstays MS953619315305 costs to run
The Mainstays MS953619315305 is certified by ENERGY STAR at 246 kWh a year, one of the cheaper models in its category to run among refrigerators currently certified.
That $46 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
Against the category average of 386 kWh/yr, this model uses 36.3% less, ranking 1,070 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 $26/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 Mainstays MS953619315305: Mainstays MS953619315304 ($46/yr, 246 kWh/yr), then MicroChill MCH1G2317 ($46/yr, 246 kWh/yr).
Same brand, different models
Ranked 2 of Mainstays's 7 certified refrigerators, this sits between the MS953619315304 ($46/yr, the brand's cheapest) and the MS953619315307 ($65/yr, its priciest).
What this adds up to over time
Over the 13-year service life NAHB reports for this category, running the Mainstays MS953619315305 costs roughly $601 in electricity, separate from the purchase price.
Weighing a replacement
Efficient as certified refrigerators go, $46/year is a reasonable baseline if you're comparing what else is on the market.
Compare current ENERGY STAR certified refrigerators before buying.
If you're keeping it
Whether or not the Mainstays MS953619315305 ever needs replacing, a repair is the more common failure for a refrigerator, one a protection plan budgets for ahead of time.
Where this number comes from
At rank 1,070 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. The 246 kWh/yr figure is ENERGY STAR's own certification, not a wattage estimate; exact dataset IDs are on the data sources page.