What it costs to charge a 2027 Audi S e-tron GT (21 inch wheels) in South Dakota

A 2027 Audi S e-tron GT (21 inch wheels) draws 38.5 kWh per 100 miles per the EPA; at South Dakota's 14.33¢/kWh residential rate that's $5.52 per 100 miles charged at home, versus $16.02 for a 25.5-mpg gas car covering the same distance. That works out to 65.6% 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

Home charging this 2027 Audi S e-tron GT (21 inch wheels) in South Dakota runs about $828 over fueleconomy.gov's default 15,000 annual miles, versus about $2,403 for the gasoline equivalent. Call it about $1,575 saved annually, at this mileage.

Filling up the 2027 Audi S e-tron GT (21 inch wheels), in dollars

$16.22 — that's what South Dakota's 14.33¢/kWh rate puts on the 113.2 kWh a 2027 Audi S e-tron GT (21 inch wheels) needs for its full 294-mile EPA range.

Where this ranks

Among all 20,400 state-and-model combinations this site tracks, charging a 2027 Audi S e-tron GT (21 inch wheels) in South Dakota ranks 7,069 for cost savings versus gas — 1 being the best deal nationally. Separately, the Audi S e-tron GT (21 inch wheels) ranks 226 of 400 EV models for raw efficiency, and South Dakota ranks 14 of 51 for cheapest residential electricity.

Next step: home charger installation

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.

Ask a licensed South Dakota electrician to quote the install before this math becomes a real decision.

More on how this number was built

Every figure on this page traces to a named EIA or EPA dataset — see the methodology guide. 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.