Running cost for the COSMO COS-DWN240TT***
The COSMO COS-DWN240TT*** is certified by ENERGY STAR at 240 kWh a year, about average for its category to run among dishwashers currently certified.
The $45 figure above uses the simple average of all 51 published state rates. Pick your state for the real number.
Where this ranks
That's 3.4% above the dishwasher category average of 232 kWh/yr, and ranks 450 of 737 certified dishwashers for annual running cost, 1 being cheapest. Every one of the 737 currently-certified dishwashers feeds that average, putting this model about $2/year over it. See how it's calculated on the how it is calculated page.
The closest alternatives by cost
Sorted by running cost among dishwashers, one step cheaper is COSMO COS-DWI240TT*** ($45/yr, 240 kWh/yr), and one step pricier is COSMO COS-DWV24TTR ($45/yr, 240 kWh/yr).
Same brand, different models
COSMO makes 5 ENERGY STAR certified dishwashers; this one ranks 4 of 5 for running cost, between the brand's cheapest, the COS-DIS6502 at $45/yr, and its priciest, the COS-DWV24TTR at $45/yr.
Cost over its typical lifespan
NAHB's Study of Life Expectancy of Home Components puts a typical dishwasher's service life at 9 years; run the COSMO COS-DWN240TT*** that long and it costs about $406 in electricity, on top of whatever it cost to buy.
Is it worth replacing?
The COSMO COS-DWN240TT*** is already efficient for its category at $45/year. If you're shopping and comparing options, this is roughly what a well-chosen new dishwasher costs to run.
Worth comparing a few current certified models before deciding.
Protecting what you have
At $45/year just to run, a dishwasher is worth protecting against an unplanned repair bill on top of that.
The data behind this page
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. The 240 kWh/yr figure is ENERGY STAR's own certification, not a wattage estimate; exact dataset IDs are on the data sources page.