Charging a 2027 Audi S6 e-tron (20 inch wheels) at home in Illinois

A 2027 Audi S6 e-tron (20 inch wheels) draws 32.7 kWh per 100 miles per the EPA; at Illinois's 19.22¢/kWh residential rate that's $6.28 per 100 miles charged at home, versus $16.02 for a 25.5-mpg gas car covering the same distance. That works out to 60.8% cheaper per mile than gasoline in Illinois — charging at home is much cheaper than gas here.

2027 Audi S6 e-tron (20 inch wheels): yearly cost in Illinois

Illinois owners putting 15,000 annual miles on a 2027 Audi S6 e-tron (20 inch wheels) spend about $942 on home electricity, compared to about $2,403 a gas-car equivalent would spend on fuel. Call it about $1,461 saved annually, at this mileage.

What one full charge costs

At Illinois's rate, fully covering this 2027 Audi S6 e-tron (20 inch wheels)'s 326-mile EPA range costs about $20.46 (106.5 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 S6 e-tron (20 inch wheels) in Illinois ranks 10,597 for cost savings versus gas — 1 being the best deal nationally. Separately, the Audi S6 e-tron (20 inch wheels) ranks 106 of 400 EV models for raw efficiency, and Illinois ranks 36 of 51 for cheapest residential electricity.

Getting set up to charge a 2027 Audi S6 e-tron (20 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.

Line up a few Illinois electrician quotes for Level 2 install before you commit either way.

More on how this number was built

See the methodology guide for exactly which EIA and EPA figures feed 2027 Audi S6 e-tron (20 inch wheels)'s cost in Illinois. Illinois's 19.22¢/kWh rate ranks 36 of 51 states; the state rate guide lays out the full spread.