What the Summit ADADW24W costs to run
At 234 kWh/yr, the Summit ADADW24W's ENERGY STAR certification puts it about average for its category to run against every other certified dishwasher.
That $44 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 Summit ADADW24W compares to other dishwashers
The category average is 232 kWh/yr; this model runs 0.9% above it, ranking 261 of 737 dishwashers tracked here for running cost. 737 certified dishwashers, one average, about $0/year of daylight between it and this model; the full methodology has the rest.
Neighbouring models
Right next to the Summit ADADW24W on that list: Summit ADADW24SS ($44/yr, 234 kWh/yr) runs slightly less, while Summit DW183W ($44/yr, 234 kWh/yr) runs slightly more.
Comparing Summit's own models
Ranked 9 of Summit's 33 certified dishwashers, this sits between the DW18SS4 ($41/yr, the brand's cheapest) and the LDW24WA ($44/yr, its priciest).
Summit ADADW24W over 9 years
NAHB's Study of Life Expectancy of Home Components puts a typical dishwasher's service life at 9 years; run the Summit ADADW24W that long and it costs about $396 in electricity, on top of whatever it cost to buy.
Shopping for a new one
Efficient as certified dishwashers go, $44/year is a reasonable baseline if you're comparing what else is on the market.
Worth comparing a few current certified models before deciding.
If you're keeping it
At $44/year just to run, a dishwasher is worth protecting against an unplanned repair bill on top of that.
How this was checked
Ranked 261 of 737, the Summit ADADW24W sits in the middle of the dishwasher category, see the guide to why your state changes this number for the other half of the math. The 234 kWh/yr figure is ENERGY STAR's own certification, not a wattage estimate; exact dataset IDs are on the data sources page.