What it costs to charge a 2026 BMW i7 eDrive50 Sedan (19 inch Wheels) in Maine

In Maine, home electricity runs 29.67¢/kWh — put a 2026 BMW i7 eDrive50 Sedan (19 inch Wheels)'s EPA-rated 38.2 kWh/100mi against that and 100 miles costs $11.33, versus $16.02 for a gas car averaging 25.5 mpg. That works out to 29.3% cheaper per mile than gasoline in Maine — charging at home is cheaper than gas here.

What a year of driving costs

Home charging this 2026 BMW i7 eDrive50 Sedan (19 inch Wheels) in Maine runs about $1,700 over fueleconomy.gov's default 15,000 annual miles, versus about $2,403 for the gasoline equivalent. Call it about $703 saved annually, at this mileage.

What one full charge costs

$35.58 — that's what Maine's 29.67¢/kWh rate puts on the 119.9 kWh a 2026 BMW i7 eDrive50 Sedan (19 inch Wheels) needs for its full 314-mile EPA range.

How this compares nationally

Among all 20,400 state-and-model combinations this site tracks, charging a 2026 BMW i7 eDrive50 Sedan (19 inch Wheels) in Maine ranks 18,547 for cost savings versus gas — 1 being the best deal nationally. Separately, the BMW i7 eDrive50 Sedan (19 inch Wheels) ranks 220 of 400 EV models for raw efficiency, and Maine ranks 48 of 51 for cheapest residential electricity.

Before you install a home charger in Maine

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 Maine before deciding.

More on how this number was built

The methodology guide names the exact EIA and EPA tables behind this page's numbers. Maine has some of the highest residential electricity rates in the country — see the guide to why the cost varies so much by state for the full picture.