2027 BMW i7 xDrive50 Sedan (21"), ME Charging Cost

2027 BMW i7 xDrive50 Sedan (21 inch Summer Tires): home charging cost in Maine

A 2027 BMW i7 xDrive50 Sedan (21 inch Summer Tires) draws 36.8 kWh per 100 miles per the EPA; at Maine's 29.67¢/kWh residential rate that's $10.91 per 100 miles charged at home, versus $16.02 for a 25.5-mpg gas car covering the same distance. Charging at home is cheaper than gas here: 31.9% less than gas per mile, here specifically.

Annual cost, at 15 thousands miles a year

Driving 15,000 miles a year, fueleconomy.gov's own default assumption, a 2027 BMW i7 xDrive50 Sedan (21 inch Summer Tires) charged at home in Maine costs about $1,636/year in electricity, against about $2,403/year for the gas-car comparison. That's a savings of about $767 a year.

Filling up the 2027 BMW i7 xDrive50 Sedan (21 inch Summer Tires), in dollars

A 2027 BMW i7 xDrive50 Sedan (21 inch Summer Tires) needs roughly 133.8 kWh to reach its EPA-rated 364-mile range, which runs about $39.7 at 29.67¢/kWh in Maine.

How this compares nationally

This combination ranks 18,251 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The BMW i7 xDrive50 Sedan (21 inch Summer Tires) alone ranks 184 of 400 models for efficiency; Maine alone ranks 48 of 51 states for electricity price.

Getting set up to charge a 2027 BMW i7 xDrive50 Sedan (21 inch Summer Tires) at home

The numbers above assume Level 2 home charging is already in place, the electrical work behind that is a real, separate cost that varies by panel, wiring, and local labor rates, not something this page's per-mile math includes.

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

Where these figures come from

Every figure on this page traces to a named EIA or EPA dataset, see the methodology guide. 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.