KitchenAid KDFS424S Running Cost (Dishwasher)
KitchenAid KDFS424S: running cost
At 240 kWh/yr, the KitchenAid KDFS424S's ENERGY STAR certification puts it about average for its category to run against every other certified dishwasher.
That $45 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 KitchenAid KDFS424S compares to other dishwashers
The category average is 232 kWh/yr; this model runs 3.4% above it, ranking 617 of 737 dishwashers tracked here for running cost. 737 certified dishwashers, one average, about $2/year of daylight between it and this model; the full methodology has the rest.
Neighbouring models
Right next to the KitchenAid KDFS424S on that list: KitchenAid KDFS324S ($45/yr, 240 kWh/yr) runs slightly less, while KitchenAid KDPS324S ($45/yr, 240 kWh/yr) runs slightly more.
Within the KitchenAid lineup
Ranked 3 of KitchenAid's 14 certified dishwashers, this sits between the KDFS224S ($45/yr, the brand's cheapest) and the KDTS434S ($45/yr, its priciest).
Cost over its typical lifespan
9 years is NAHB's typical service life for this category; at $45/year, the KitchenAid KDFS424S adds up to about $406 in electricity over that span.
Weighing a replacement
Efficient as certified dishwashers go, $45/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 KitchenAid KDFS424S already costs $45/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
Two sourced numbers, nothing modeled: ENERGY STAR's certified kWh/yr for this exact model, and EIA's published state electricity rate. The full Dishwasher category page shows all 737 dishwashers ranked by cost; the state-rate guide covers the half of this number that isn't the appliance.