Charging a 2026 BMW i7 eDrive50 Sedan (20 inch Wheels) at home in Pennsylvania

At Pennsylvania's residential electricity rate of 20.9¢/kWh, a 2026 BMW i7 eDrive50 Sedan (20 inch Wheels) (rated 39.9 kWh per 100 miles by the EPA) costs $8.33 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 48% cheaper per mile than gasoline in Pennsylvania — charging at home is much cheaper than gas here.

Annual cost, at 15 thousands miles a year

Pennsylvania owners putting 15,000 annual miles on a 2026 BMW i7 eDrive50 Sedan (20 inch Wheels) spend about $1,250 on home electricity, compared to about $2,403 a gas-car equivalent would spend on fuel. Call it about $1,153 saved annually, at this mileage.

Cost of a full charge

At Pennsylvania's rate, fully covering this 2026 BMW i7 eDrive50 Sedan (20 inch Wheels)'s 301-mile EPA range costs about $25.08 (120 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 2026 BMW i7 eDrive50 Sedan (20 inch Wheels) in Pennsylvania ranks 15,560 for cost savings versus gas — 1 being the best deal nationally. Separately, the BMW i7 eDrive50 Sedan (20 inch Wheels) ranks 261 of 400 EV models for raw efficiency, and Pennsylvania ranks 37 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.

Get quotes from local electricians for Level 2 charger installation in Pennsylvania before deciding.

More on how this number was built

Every figure on this page traces to a named EIA or EPA dataset — see the methodology guide. Pennsylvania's 20.9¢/kWh rate ranks 37 of 51 states; the state rate guide lays out the full spread.