Charging a 2026 BMW i7 M70 xDrive Sedan (20 inch Wheels) at home in West Virginia

At West Virginia's residential electricity rate of 15.42¢/kWh, a 2026 BMW i7 M70 xDrive Sedan (20 inch Wheels) (rated 45.1 kWh per 100 miles by the EPA) costs $6.95 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 56.6% cheaper per mile than gasoline in West Virginia — charging at home is much cheaper than gas here.

What a year of driving costs

West Virginia owners putting 15,000 annual miles on a 2026 BMW i7 M70 xDrive Sedan (20 inch Wheels) spend about $1,042 on home electricity, compared to about $2,403 a gas-car equivalent would spend on fuel. Call it about $1,361 saved annually, at this mileage.

What one full charge costs

At West Virginia's rate, fully covering this 2026 BMW i7 M70 xDrive Sedan (20 inch Wheels)'s 267-mile EPA range costs about $18.55 (120.3 kWh) — the energy the EPA test actually used, not the battery's rated size.

2026 BMW i7 M70 xDrive Sedan (20 inch Wheels) in West Virginia, ranked

Among all 20,400 state-and-model combinations this site tracks, charging a 2026 BMW i7 M70 xDrive Sedan (20 inch Wheels) in West Virginia ranks 12,971 for cost savings versus gas — 1 being the best deal nationally. Separately, the BMW i7 M70 xDrive Sedan (20 inch Wheels) ranks 360 of 400 EV models for raw efficiency, and West Virginia ranks 24 of 51 for cheapest residential electricity.

Getting set up to charge a 2026 BMW i7 M70 xDrive Sedan (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.

Ask a licensed West Virginia electrician to quote the install before this math becomes a real decision.

More on how this number was built

The methodology guide names the exact EIA and EPA tables behind this page's numbers. Curious how West Virginia's 15.42¢/kWh compares? The guide to charging cost by state ranks every state side by side.