What the Westbend WB120BDWVSS costs to run
The Westbend WB120BDWVSS is certified by ENERGY STAR at 239 kWh a year, about average for its category to run among dishwashers currently certified.
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 Westbend WB120BDWVSS compares to other dishwashers
The category average is 232 kWh/yr; this model runs 3% above it, ranking 376 of 737 dishwashers tracked here for running cost. 737 certified dishwashers, one average, about $1/year of daylight between it and this model; the full methodology has the rest.
Neighbouring models
Right next to the Westbend WB120BDWVSS on that list: Westbend WB080BDWVSS ($45/yr, 239 kWh/yr) runs slightly less, while Zline DWV-18 ($45/yr, 239 kWh/yr) runs slightly more.
Comparing Westbend's own models
Of the 2 ENERGY STAR certified dishwashers Westbend makes, the WB120BDWVSS costs the most to run, about the same, within a dollar a year, more than Westbend's cheapest, the WB080BDWVSS.
Westbend WB120BDWVSS over 9 years
NAHB's Study of Life Expectancy of Home Components puts a typical dishwasher's service life at 9 years; run the Westbend WB120BDWVSS that long and it costs about $404 in electricity, on top of whatever it cost to buy.
Shopping for a new one
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
Whether or not the Westbend WB120BDWVSS ever needs replacing, a repair is the more common failure for a dishwasher, one a protection plan budgets for ahead of time.
How this was checked
Nothing here is estimated from a nameplate wattage; the 239 kWh/yr is ENERGY STAR's own certified figure for this model. Ranked 376 of 737, the Westbend WB120BDWVSS 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.