Charging a 2027 BMW i7 xDrive60 Sedan (20 inch Summer Tires) at home in Ohio

At Ohio's residential electricity rate of 18.53¢/kWh, a 2027 BMW i7 xDrive60 Sedan (20 inch Summer Tires) (rated 36.5 kWh per 100 miles by the EPA) costs $6.76 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 57.8% cheaper per mile than gasoline in Ohio — charging at home is much cheaper than gas here.

What a year of driving costs

Ohio owners putting 15,000 annual miles on a 2027 BMW i7 xDrive60 Sedan (20 inch Summer Tires) spend about $1,015 on home electricity, compared to about $2,403 a gas-car equivalent would spend on fuel. Call it about $1,388 saved annually, at this mileage.

Cost of a full charge

At Ohio's rate, fully covering this 2027 BMW i7 xDrive60 Sedan (20 inch Summer Tires)'s 362-mile EPA range costs about $24.49 (132.2 kWh) — the energy the EPA test actually used, not the battery's rated size.

How this compares nationally

Among all 20,400 state-and-model combinations this site tracks, charging a 2027 BMW i7 xDrive60 Sedan (20 inch Summer Tires) in Ohio ranks 12,352 for cost savings versus gas — 1 being the best deal nationally. Separately, the BMW i7 xDrive60 Sedan (20 inch Summer Tires) ranks 177 of 400 EV models for raw efficiency, and Ohio ranks 34 of 51 for cheapest residential electricity.

Before you install a home charger in Ohio

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 Ohio 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 18.53¢/kWh, Ohio sits in the middle of the national range — the guide to why charging cost varies by state shows where.