Running cost for the Stirling S4-150PANR
At 134 kWh/yr, the Stirling S4-150PANR's ENERGY STAR certification puts it one of the cheaper models in its category to run against every other certified refrigerator.
That $25 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.
How the Stirling S4-150PANR compares to other refrigerators
Against the category average of 386 kWh/yr, this model uses 65.3% less, ranking 75 of 4,704 refrigerators tracked here for running cost. 4,704 certified refrigerators, one average, about $47/year of daylight between it and this model; the full methodology has the rest.
Neighbouring models
Right next to the Stirling S4-150PANR on that list: Stirling S4-125PANR ($25/yr, 134 kWh/yr) runs slightly less, while Stirling S4-150SS ($25/yr, 134 kWh/yr) runs slightly more.
Comparing Stirling's own models
Ranked 4 of Stirling's 11 certified refrigerators, this sits between the S4-100PANR ($25/yr, the brand's cheapest) and the S4-D250SS ($25/yr, its priciest).
Stirling S4-150PANR over 13 years
NAHB's Study of Life Expectancy of Home Components puts a typical refrigerator's service life at 13 years; run the Stirling S4-150PANR that long and it costs about $327 in electricity, on top of whatever it cost to buy.
Weighing a replacement
Efficient as certified refrigerators go, $25/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 Stirling S4-150PANR already costs $25/year to run; a repair bill on top of that is the kind of expense a protection plan exists to smooth out.
How this was checked
At rank 75 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 134 kWh/yr figure is ENERGY STAR's own certification, not a wattage estimate; exact dataset IDs are on the data sources page.