2026 BMW i7 M70 xDrive Sedan (21 inch Wheels): home charging cost in Alaska

In Alaska, home electricity runs 26.86¢/kWh — put a 2026 BMW i7 M70 xDrive Sedan (21 inch Wheels)'s EPA-rated 42.5 kWh/100mi against that and 100 miles costs $11.4, versus $16.02 for a gas car averaging 25.5 mpg. Charging at home is cheaper than gas here: 28.8% less than gas per mile, here specifically.

What a year of driving costs

Driving 15,000 miles a year — fueleconomy.gov's own default assumption — a 2026 BMW i7 M70 xDrive Sedan (21 inch Wheels) charged at home in Alaska costs about $1,710/year in electricity, against about $2,403/year for the gas-car comparison. That's a savings of about $693 a year.

Cost of a full charge

A 2026 BMW i7 M70 xDrive Sedan (21 inch Wheels) needs roughly 121 kWh to reach its EPA-rated 285-mile range, which runs about $32.5 at 26.86¢/kWh in Alaska.

How this compares nationally

This combination ranks 18,598 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The BMW i7 M70 xDrive Sedan (21 inch Wheels) alone ranks 310 of 400 models for efficiency; Alaska alone ranks 44 of 51 states for electricity price.

Before you install a home charger in Alaska

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.

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

Where these figures come from

Every figure on this page traces to a named EIA or EPA dataset — see the methodology guide. Alaska's 26.86¢/kWh rate ranks 44 of 51 states; the state rate guide lays out the full spread.