Miele KWT 6722 iS Running Cost (Refrigerator)
Running cost for the Miele KWT 6722 iS
At 155 kWh/yr, the Miele KWT 6722 iS's ENERGY STAR certification puts it one of the cheaper models in its category to run against every other certified refrigerator.
That $29 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 59.8% less, ranking 125 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 $43/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 Miele KWT 6722 iS: Liebherr HW 8000 ($29/yr, 155 kWh/yr), then AVALLON AWC242FDPRG ($29/yr, 156 kWh/yr).
Same brand, different models
Ranked 2 of Miele's 58 certified refrigerators, this sits between the KWTUS 7172 F ($19/yr, the brand's cheapest) and the KFFD 6721 ($123/yr, its priciest).
Miele KWT 6722 iS over 13 years
Over the 13-year service life NAHB reports for this category, running the Miele KWT 6722 iS costs roughly $379 in electricity, separate from the purchase price.
Is it worth replacing?
Efficient as certified refrigerators go, $29/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
The Miele KWT 6722 iS already costs $29/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 155 kWh/yr figure is ENERGY STAR's own certification, not a wattage estimate; exact dataset IDs are on the data sources page.