What it costs to charge a 2026 BMW iX M70 (23 inch Wheels) in Montana

In Montana, home electricity runs 13.77¢/kWh — put a 2026 BMW iX M70 (23 inch Wheels)'s EPA-rated 44.8 kWh/100mi against that and 100 miles costs $6.17, versus $16.02 for a gas car averaging 25.5 mpg. That works out to 61.5% cheaper per mile than gasoline in Montana — charging at home is much cheaper than gas here.

2026 BMW iX M70 (23 inch Wheels): yearly cost in Montana

Home charging this 2026 BMW iX M70 (23 inch Wheels) in Montana runs about $926 over fueleconomy.gov's default 15,000 annual miles, versus about $2,403 for the gasoline equivalent. Call it about $1,477 saved annually, at this mileage.

Cost of a full charge

$17.46 — that's what Montana's 13.77¢/kWh rate puts on the 126.8 kWh a 2026 BMW iX M70 (23 inch Wheels) needs for its full 283-mile EPA range.

2026 BMW iX M70 (23 inch Wheels) in Montana, ranked

Among all 20,400 state-and-model combinations this site tracks, charging a 2026 BMW iX M70 (23 inch Wheels) in Montana ranks 10,209 for cost savings versus gas — 1 being the best deal nationally. Separately, the BMW iX M70 (23 inch Wheels) ranks 359 of 400 EV models for raw efficiency, and Montana ranks 10 of 51 for cheapest residential electricity.

Next step: home charger installation

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 Montana electrician quotes for Level 2 install before you commit either way.

More on how this number was built

Every figure on this page traces to a named EIA or EPA dataset — see the methodology guide. At 13.77¢/kWh, Montana sits in the middle of the national range — the guide to why charging cost varies by state shows where.