LG LDPN454 Running Cost (Dishwasher)
LG LDPN454: running cost
At 238 kWh/yr, the LG LDPN454's ENERGY STAR certification puts it about average for its category to run against every other certified dishwasher.
The $45 figure above uses the simple average of all 51 published state rates. Pick your state for the real number.
LG LDPN454 against the category
That's 2.6% above the dishwasher category average of 232 kWh/yr, and ranks 307 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 $1/year above that average at the national rate. See the methodology page.
What sits beside it in the ranking
LG LDPS676 ($45/yr, 238 kWh/yr) costs a little more to run than the LG LDPN454. LG LDPM676 ($45/yr, 238 kWh/yr) costs a little less.
Same brand, different models
LG makes 38 ENERGY STAR certified dishwashers; this one ranks 31 of 38 for running cost, between the brand's cheapest, the LDNFC33L at $41/yr, and its priciest, the SDWD24 at $45/yr.
What this adds up to over time
Over the 9-year service life NAHB reports for this category, running the LG LDPN454 costs roughly $403 in electricity, separate from the purchase price.
Weighing a replacement
The LG LDPN454 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.
Compare current ENERGY STAR certified dishwashers before buying.
Protecting what you have
At $45/year just to run, a dishwasher is worth protecting against an unplanned repair bill on top of that.
Sourcing
Two sourced numbers, nothing modeled: ENERGY STAR's certified kWh/yr for this exact model, and EIA's published state electricity rate. 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.