What it costs to charge a 2026 BMW i7 M70 xDrive Sedan (20 inch Wheels) in Alaska

At Alaska's residential electricity rate of 26.86¢/kWh, a 2026 BMW i7 M70 xDrive Sedan (20 inch Wheels) (rated 45.1 kWh per 100 miles by the EPA) costs $12.1 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 24.5% cheaper per mile than gasoline in Alaska — charging at home is cheaper than gas here.

Annual cost, at 15 thousands miles a year

Home charging this 2026 BMW i7 M70 xDrive Sedan (20 inch Wheels) in Alaska runs about $1,815 over fueleconomy.gov's default 15,000 annual miles, versus about $2,403 for the gasoline equivalent. Call it about $588 saved annually, at this mileage.

Cost of a full charge

$32.31 — that's what Alaska's 26.86¢/kWh rate puts on the 120.3 kWh a 2026 BMW i7 M70 xDrive Sedan (20 inch Wheels) needs for its full 267-mile EPA range.

How this compares nationally

Among all 20,400 state-and-model combinations this site tracks, charging a 2026 BMW i7 M70 xDrive Sedan (20 inch Wheels) in Alaska ranks 19,068 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 Alaska ranks 44 of 51 for cheapest residential electricity.

Before you install a home charger in Alaska

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 Alaska 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. Curious how Alaska's 26.86¢/kWh compares? The guide to charging cost by state ranks every state side by side.