2026 Polestar 4 Long Range Single Motor: home charging cost in Wisconsin

In Wisconsin, home electricity runs 18.99¢/kWh — put a 2026 Polestar 4 Long Range Single Motor's EPA-rated 35 kWh/100mi against that and 100 miles costs $6.65, versus $16.02 for a gas car averaging 25.5 mpg. Charging at home is much cheaper than gas here: 58.5% 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 Polestar 4 Long Range Single Motor charged at home in Wisconsin costs about $997/year in electricity, against about $2,403/year for the gas-car comparison. That's a savings of about $1,406 a year.

Cost of a full charge

A 2026 Polestar 4 Long Range Single Motor needs roughly 108.5 kWh to reach its EPA-rated 310-mile range, which runs about $20.6 at 18.99¢/kWh in Wisconsin.

2026 Polestar 4 Long Range Single Motor in Wisconsin, ranked

This combination ranks 12,032 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; Wisconsin alone ranks 35 of 51 states for electricity price.

Getting set up to charge a 2026 Polestar 4 Long Range Single Motor 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.

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

Where these figures come from

Every figure on this page traces to a named EIA or EPA dataset — see the methodology guide. At 18.99¢/kWh, Wisconsin sits in the middle of the national range — the guide to why charging cost varies by state shows where.