Running cost for the Summit STM10W
ENERGY STAR certifies the Summit STM10W at 296 kWh/yr, cheaper than most models in its category to run for its category.
That $56 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 23.3% less, ranking 1,694 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 $17/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 Summit STM10W: Summit STM10SS ($56/yr, 296 kWh/yr), then VIKING RANGE,LLC FDREIC7240L ($56/yr, 296 kWh/yr).
Same brand, different models
Ranked 17 of Summit's 148 certified refrigerators, this sits between the ADRD15 ($48/yr, the brand's cheapest) and the S4D18WIM ($102/yr, its priciest).
Summit STM10W over 13 years
Over the 13-year service life NAHB reports for this category, running the Summit STM10W costs roughly $723 in electricity, separate from the purchase price.
Weighing a replacement
Efficient as certified refrigerators go, $56/year is a reasonable baseline if you're comparing what else is on the market.
See what else is certified in this category before you decide.
If you're keeping it
The Summit STM10W already costs $56/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
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 296 kWh/yr figure is ENERGY STAR's own certification, not a wattage estimate; exact dataset IDs are on the data sources page.