Charging a 2026 BMW i4 xDrive40 Gran Coupe (18 inch Wheels) at home in New Hampshire

In New Hampshire, home electricity runs 26.83¢/kWh — put a 2026 BMW i4 xDrive40 Gran Coupe (18 inch Wheels)'s EPA-rated 33.4 kWh/100mi against that and 100 miles costs $8.96, versus $16.02 for a gas car averaging 25.5 mpg. That works out to 44% cheaper per mile than gasoline in New Hampshire — charging at home is much cheaper than gas here.

Annual cost, at 15 thousands miles a year

New Hampshire owners putting 15,000 annual miles on a 2026 BMW i4 xDrive40 Gran Coupe (18 inch Wheels) spend about $1,345 on home electricity, compared to about $2,403 a gas-car equivalent would spend on fuel. Call it about $1,058 saved annually, at this mileage.

Filling up the 2026 BMW i4 xDrive40 Gran Coupe (18 inch Wheels), in dollars

At New Hampshire's rate, fully covering this 2026 BMW i4 xDrive40 Gran Coupe (18 inch Wheels)'s 287-mile EPA range costs about $25.73 (95.9 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 i4 xDrive40 Gran Coupe (18 inch Wheels) in New Hampshire ranks 16,349 for cost savings versus gas — 1 being the best deal nationally. Separately, the BMW i4 xDrive40 Gran Coupe (18 inch Wheels) ranks 114 of 400 EV models for raw efficiency, and New Hampshire ranks 43 of 51 for cheapest residential electricity.

Getting set up to charge a 2026 BMW i4 xDrive40 Gran Coupe (18 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.

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

More on how this number was built

See the methodology guide for exactly which EIA and EPA figures feed 2026 BMW i4 xDrive40 Gran Coupe (18 inch Wheels)'s cost in New Hampshire. Curious how New Hampshire's 26.83¢/kWh compares? The guide to charging cost by state ranks every state side by side.