What the Miele G 7156 SCVi SF costs to run
ENERGY STAR certifies the Miele G 7156 SCVi SF at 230 kWh/yr, about average for its category to run for its category.
That $43 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 0.9% less, ranking 162 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 Miele G 7156 SCVi SF: Miele G 7156 SCVi ($43/yr, 230 kWh/yr), then Miele G 7158 SCVi SFP ($43/yr, 230 kWh/yr).
Same brand, different models
Ranked 36 of Miele's 50 certified dishwashers, this sits between the G 5892 SCVi SL ($38/yr, the brand's cheapest) and the G 7966 SCVi ($43/yr, its priciest).
What this adds up to over time
Over the 9-year service life NAHB reports for this category, running the Miele G 7156 SCVi SF costs roughly $389 in electricity, separate from the purchase price.
Is it worth replacing?
Efficient as certified dishwashers go, $43/year is a reasonable baseline if you're comparing what else is on the market.
Worth comparing a few current certified models before deciding.
If you're keeping it
$43/year to run is the predictable cost of the Miele G 7156 SCVi SF; a protection plan covers the unpredictable one, a repair bill.
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 230 kWh/yr figure is ENERGY STAR's own certification, not a wattage estimate; exact dataset IDs are on the data sources page.