2026 Polestar 4 Long Range Single Motor, ID Charging Cost

Idaho home charging cost for the 2026 Polestar 4 Long Range Single Motor

In Idaho, home electricity runs 12.8¢/kWh, put a 2026 Polestar 4 Long Range Single Motor's EPA-rated 35 kWh/100mi against that and 100 miles costs $4.48, versus $16.02 for a gas car averaging 25.5 mpg. Charging at home costs a fraction of what gas would here: 72% less than gas per mile, here specifically.

2026 Polestar 4 Long Range Single Motor: yearly cost in Idaho

At fueleconomy.gov's default of 15,000 annual miles, the 2026 Polestar 4 Long Range Single Motor costs roughly $672 a year to charge at home in Idaho, against roughly $2,403 a year for an equivalent gas car. That's a savings of about $1,731 a year.

What one full charge costs

Covering the 2026 Polestar 4 Long Range Single Motor's EPA-rated 310-mile range takes about 108.5 kWh, which costs about $13.89 at Idaho's residential rate, figured from the EPA's own combined range and consumption numbers, not the pack's nameplate capacity.

2026 Polestar 4 Long Range Single Motor in Idaho, ranked

This combination ranks 2,391 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The Polestar 4 Long Range Single Motor alone ranks 148 of 400 models for efficiency; Idaho alone ranks 3 of 51 states for electricity price.

Next step: home charger installation

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.

Ask a licensed Idaho electrician to quote the install before this math becomes a real decision.

Where these figures come from

See the methodology guide for exactly which EIA and EPA figures feed 2026 Polestar 4 Long Range Single Motor's cost in Idaho. 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.