What it costs to charge a 2027 Audi S6 e-tron (21 inch wheels) in Tennessee

At Tennessee's residential electricity rate of 13.9¢/kWh, a 2027 Audi S6 e-tron (21 inch wheels) (rated 33.8 kWh per 100 miles by the EPA) costs $4.7 to drive 100 miles on home charging, against $16.02 for the same distance in a car averaging 25.5 mpg on gasoline at $4.085/gallon. That works out to 70.7% cheaper per mile than gasoline in Tennessee — charging at home costs a fraction of what gas would here.

2027 Audi S6 e-tron (21 inch wheels): yearly cost in Tennessee

Home charging this 2027 Audi S6 e-tron (21 inch wheels) in Tennessee runs about $705 over fueleconomy.gov's default 15,000 annual miles, versus about $2,403 for the gasoline equivalent. Call it about $1,698 saved annually, at this mileage.

Cost of a full charge

$14.61 — that's what Tennessee's 13.9¢/kWh rate puts on the 105.1 kWh a 2027 Audi S6 e-tron (21 inch wheels) needs for its full 311-mile EPA range.

Where this ranks

Among all 20,400 state-and-model combinations this site tracks, charging a 2027 Audi S6 e-tron (21 inch wheels) in Tennessee ranks 3,217 for cost savings versus gas — 1 being the best deal nationally. Separately, the Audi S6 e-tron (21 inch wheels) ranks 118 of 400 EV models for raw efficiency, and Tennessee ranks 13 of 51 for cheapest residential electricity.

Getting set up to charge a 2027 Audi S6 e-tron (21 inch wheels) 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.

Ask a licensed Tennessee 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. Tennessee's 13.9¢/kWh rate ranks 13 of 51 states; the state rate guide lays out the full spread.