Charging a 2026 BMW i4 xDrive40 Gran Coupe (19 inch Wheels) at home in North Carolina

A 2026 BMW i4 xDrive40 Gran Coupe (19 inch Wheels) draws 36 kWh per 100 miles per the EPA; at North Carolina's 14.9¢/kWh residential rate that's $5.36 per 100 miles charged at home, versus $16.02 for a 25.5-mpg gas car covering the same distance. That works out to 66.5% cheaper per mile than gasoline in North Carolina — charging at home costs a fraction of what gas would here.

Annual cost, at 15 thousands miles a year

North Carolina owners putting 15,000 annual miles on a 2026 BMW i4 xDrive40 Gran Coupe (19 inch Wheels) spend about $804 on home electricity, compared to about $2,403 a gas-car equivalent would spend on fuel. Call it about $1,599 saved annually, at this mileage.

Cost of a full charge

At North Carolina's rate, fully covering this 2026 BMW i4 xDrive40 Gran Coupe (19 inch Wheels)'s 268-mile EPA range costs about $14.37 (96.4 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 2026 BMW i4 xDrive40 Gran Coupe (19 inch Wheels) in North Carolina ranks 6,317 for cost savings versus gas — 1 being the best deal nationally. Separately, the BMW i4 xDrive40 Gran Coupe (19 inch Wheels) ranks 167 of 400 EV models for raw efficiency, and North Carolina ranks 18 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.

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

More on how this number was built

The methodology guide names the exact EIA and EPA tables behind this page's numbers. North Carolina's 14.9¢/kWh rate ranks 18 of 51 states; the state rate guide lays out the full spread.