What the Summit LDW24BA costs to run
The Summit LDW24BA is certified by ENERGY STAR at 234 kWh a year, about average for its category to run among dishwashers currently certified.
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.
Efficient, or not, for a dishwasher
The category average is 232 kWh/yr; this model runs 0.9% above it, ranking 282 of 737 dishwashers tracked here for running cost. That average is drawn from all 737 dishwashers ENERGY STAR currently certifies, not an outside number, a $0/year gap from this model at the national rate. Full sourcing is in the sourcing notes.
Right next to it on the list
A rank or two either side of the Summit LDW24BA: Summit LDW18WA ($44/yr, 234 kWh/yr), then Summit LDW24NTA ($44/yr, 234 kWh/yr).
Same brand, different models
Ranked 30 of Summit's 33 certified dishwashers, this sits between the DW18SS4 ($41/yr, the brand's cheapest) and the LDW24WA ($44/yr, its priciest).
What this adds up to over time
9 years is NAHB's typical service life for this category; at $44/year, the Summit LDW24BA adds up to about $396 in electricity over that span.
Is it worth replacing?
Efficient as certified dishwashers go, $44/year is a reasonable baseline if you're comparing what else is on the market.
Compare current ENERGY STAR certified dishwashers before buying.
If you're keeping it
Whether or not the Summit LDW24BA ever needs replacing, a repair is the more common failure for a dishwasher, one a protection plan budgets for ahead of time.
Where this number comes from
Nothing here is estimated from a nameplate wattage; the 234 kWh/yr is ENERGY STAR's own certified figure for this model. At rank 282 of 737 for running cost, see the dishwasher category page for the rest of the field, or the guide to how much your state matters.