2026 BMW iX M70 (22 inch Wheels): home charging cost in Washington

In Washington, home electricity runs 14.35¢/kWh — put a 2026 BMW iX M70 (22 inch Wheels)'s EPA-rated 44.5 kWh/100mi against that and 100 miles costs $6.38, versus $16.02 for a gas car averaging 25.5 mpg. Charging at home is much cheaper than gas here: 60.2% 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 iX M70 (22 inch Wheels) charged at home in Washington costs about $957/year in electricity, against about $2,403/year for the gas-car comparison. That's a savings of about $1,445 a year.

What one full charge costs

A 2026 BMW iX M70 (22 inch Wheels) needs roughly 126.3 kWh to reach its EPA-rated 284-mile range, which runs about $18.13 at 14.35¢/kWh in Washington.

How this compares nationally

This combination ranks 11,022 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The BMW iX M70 (22 inch Wheels) alone ranks 353 of 400 models for efficiency; Washington alone ranks 15 of 51 states for electricity price.

Getting set up to charge a 2026 BMW iX M70 (22 inch Wheels) 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.

Line up a few Washington 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. Curious how Washington's 14.35¢/kWh compares? The guide to charging cost by state ranks every state side by side.