Charging a 2027 Audi A6 e-tron at home in South Dakota

In South Dakota, home electricity runs 14.33¢/kWh — put a 2027 Audi A6 e-tron's EPA-rated 30.3 kWh/100mi against that and 100 miles costs $4.35, versus $16.02 for a gas car averaging 25.5 mpg. That works out to 72.9% cheaper per mile than gasoline in South Dakota — charging at home costs a fraction of what gas would here.

Annual cost, at 15 thousands miles a year

South Dakota owners putting 15,000 annual miles on a 2027 Audi A6 e-tron spend about $652 on home electricity, compared to about $2,403 a gas-car equivalent would spend on fuel. Call it about $1,751 saved annually, at this mileage.

Cost of a full charge

At South Dakota's rate, fully covering this 2027 Audi A6 e-tron's 348-mile EPA range costs about $15.13 (105.6 kWh) — the energy the EPA test actually used, not the battery's rated size.

Where this ranks

Among all 20,400 state-and-model combinations this site tracks, charging a 2027 Audi A6 e-tron in South Dakota ranks 1,896 for cost savings versus gas — 1 being the best deal nationally. Separately, the Audi A6 e-tron ranks 65 of 400 EV models for raw efficiency, and South Dakota ranks 14 of 51 for cheapest residential electricity.

Getting set up to charge a 2027 Audi A6 e-tron at home

Everything above is the per-mile and per-year cost once a home charger exists — getting one installed is a separate electrical job whose price depends on your panel and wiring, not the state average used here.

Get quotes from local electricians for Level 2 charger installation in South Dakota before deciding.

More on how this number was built

See the methodology guide for exactly which EIA and EPA figures feed 2027 Audi A6 e-tron's cost in South Dakota. At 14.33¢/kWh, South Dakota sits in the middle of the national range — the guide to why charging cost varies by state shows where.