Running cost for the Blomberg DWT 25504 ****
ENERGY STAR certifies the Blomberg DWT 25504 **** at 234 kWh/yr, about average for its category to run for its category.
The $44 figure above uses the simple average of all 51 published state rates. Pick your state for the real number.
Blomberg DWT 25504 **** against the category
That's 0.9% above the dishwasher category average of 232 kWh/yr, and ranks 199 of 737 certified dishwashers for annual running cost, 1 being cheapest. The category average comes from every dishwasher ENERGY STAR currently certifies (737 models), not an outside benchmark, about $0/year above that average at the national rate. See the methodology page.
What sits beside it in the ranking
Blomberg DWT 51600 **** ($44/yr, 234 kWh/yr) costs a little more to run than the Blomberg DWT 25504 ****. Blomberg DW 51600 **** ($44/yr, 234 kWh/yr) costs a little less.
Same brand, different models
Blomberg makes 11 ENERGY STAR certified dishwashers; this one ranks 8 of 11 for running cost, between the brand's cheapest, the DWS 51502 **** at $41/yr, and its priciest, the DWT 81900 ***WS at $45/yr.
What this adds up to over time
NAHB's Study of Life Expectancy of Home Components puts a typical dishwasher's service life at 9 years; run the Blomberg DWT 25504 **** that long and it costs about $396 in electricity, on top of whatever it cost to buy.
Shopping for a new one
The Blomberg DWT 25504 **** is already efficient for its category at $44/year. If you're shopping and comparing options, this is roughly what a well-chosen new dishwasher costs to run.
Compare current ENERGY STAR certified dishwashers before buying.
Protecting what you have
A dishwasher like the Blomberg DWT 25504 **** is a real household expense whether or not it needs replacing yet; a protection plan is one way to budget for a repair rather than a full replacement.
Sourcing
Nothing here is estimated from a nameplate wattage; the 234 kWh/yr is ENERGY STAR's own certified figure for this model. Ranked 199 of 737, the Blomberg DWT 25504 **** 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.