What it costs to charge a 2027 BMW i5 eDrive40 Sedan (20 inch Wheels) in Illinois

In Illinois, home electricity runs 19.22¢/kWh — put a 2027 BMW i5 eDrive40 Sedan (20 inch Wheels)'s EPA-rated 31.9 kWh/100mi against that and 100 miles costs $6.13, versus $16.02 for a gas car averaging 25.5 mpg. That works out to 61.8% cheaper per mile than gasoline in Illinois — charging at home is much cheaper than gas here.

Annual cost, at 15 thousands miles a year

Home charging this 2027 BMW i5 eDrive40 Sedan (20 inch Wheels) in Illinois runs about $919 over fueleconomy.gov's default 15,000 annual miles, versus about $2,403 for the gasoline equivalent. Call it about $1,484 saved annually, at this mileage.

What one full charge costs

$18.31 — that's what Illinois's 19.22¢/kWh rate puts on the 95.3 kWh a 2027 BMW i5 eDrive40 Sedan (20 inch Wheels) needs for its full 299-mile EPA range.

Where this ranks

Among all 20,400 state-and-model combinations this site tracks, charging a 2027 BMW i5 eDrive40 Sedan (20 inch Wheels) in Illinois ranks 9,952 for cost savings versus gas — 1 being the best deal nationally. Separately, the BMW i5 eDrive40 Sedan (20 inch Wheels) ranks 84 of 400 EV models for raw efficiency, and Illinois ranks 36 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 Illinois electrician to quote the install before this math becomes a real decision.

More on how this number was built

See the methodology guide for exactly which EIA and EPA figures feed 2027 BMW i5 eDrive40 Sedan (20 inch Wheels)'s cost in Illinois. Curious how Illinois's 19.22¢/kWh compares? The guide to charging cost by state ranks every state side by side.