2026 Polestar 4 Long Range Dual Motor Performance, ID…

What it costs to charge a 2026 Polestar 4 Long Range Dual Motor Performance in Idaho

At Idaho's residential electricity rate of 12.8¢/kWh, a 2026 Polestar 4 Long Range Dual Motor Performance (rated 44 kWh per 100 miles by the EPA) costs $5.63 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 64.8% cheaper per mile than gasoline in Idaho, charging at home is much cheaper than gas here.

2026 Polestar 4 Long Range Dual Motor Performance: yearly cost in Idaho

Home charging this 2026 Polestar 4 Long Range Dual Motor Performance in Idaho runs about $845 over fueleconomy.gov's default 15,000 annual miles, versus about $2,403 for the gasoline equivalent. Call it about $1,558 saved annually, at this mileage.

Cost of a full charge

$14.36, that's what Idaho's 12.8¢/kWh rate puts on the 112.2 kWh a 2026 Polestar 4 Long Range Dual Motor Performance needs for its full 255-mile EPA range.

Where this ranks

Among all 20,400 state-and-model combinations this site tracks, charging a 2026 Polestar 4 Long Range Dual Motor Performance in Idaho ranks 7,605 for cost savings versus gas, 1 being the best deal nationally. Separately, the Polestar 4 Long Range Dual Motor Performance ranks 341 of 400 EV models for raw efficiency, and Idaho ranks 3 of 51 for cheapest residential electricity.

Before you install a home charger in Idaho

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 Idaho 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. Idaho is one of the cheapest states for home electricity, the guide to why the cost varies so much by state covers what drives that.