What the LG LDWBC22BT costs to run
ENERGY STAR certifies the LG LDWBC22BT at 220 kWh/yr, about average for its category to run for its category.
That $41 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
Against the category average of 232 kWh/yr, this model uses 5.2% less, ranking 90 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 $2/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 LG LDWBC22BT: LG LDNTM545* ($41/yr, 220 kWh/yr), then LG SDNTHS72* ($41/yr, 220 kWh/yr).
Same brand, different models
Ranked 15 of LG's 38 certified dishwashers, this sits between the LDNFC33L* ($41/yr, the brand's cheapest) and the SDWD24** ($45/yr, its priciest).
Cost over its typical lifespan
9 years is NAHB's typical service life for this category; at $41/year, the LG LDWBC22BT adds up to about $372 in electricity over that span.
Is it worth replacing?
Efficient as certified dishwashers go, $41/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
A dishwasher like the LG LDWBC22BT 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.
Where this number comes from
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 220 kWh/yr figure is ENERGY STAR's own certification, not a wattage estimate; exact dataset IDs are on the data sources page.