Wisconsin home charging cost for the 2026 Polestar 4 Long Range Dual Motor

In Wisconsin, home electricity runs 18.99¢/kWh — put a 2026 Polestar 4 Long Range Dual Motor's EPA-rated 40 kWh/100mi against that and 100 miles costs $7.6, versus $16.02 for a gas car averaging 25.5 mpg. Charging at home is much cheaper than gas here: 52.6% less than gas per mile, here specifically.

What a year of driving costs

At fueleconomy.gov's default of 15,000 annual miles, the 2026 Polestar 4 Long Range Dual Motor costs roughly $1,139 a year to charge at home in Wisconsin, against roughly $2,403 a year for an equivalent gas car. That's a savings of about $1,264 a year.

Filling up the 2026 Polestar 4 Long Range Dual Motor, in dollars

Covering the 2026 Polestar 4 Long Range Dual Motor's EPA-rated 280-mile range takes about 112 kWh, which costs about $21.27 at Wisconsin's residential rate — figured from the EPA's own combined range and consumption numbers, not the pack's nameplate capacity.

Where this ranks

This combination ranks 14,368 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The Polestar 4 Long Range Dual Motor alone ranks 270 of 400 models for efficiency; Wisconsin alone ranks 35 of 51 states for electricity price.

Before you install a home charger in Wisconsin

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

See the methodology guide for exactly which EIA and EPA figures feed 2026 Polestar 4 Long Range Dual Motor's cost in Wisconsin. Curious how Wisconsin's 18.99¢/kWh compares? The guide to charging cost by state ranks every state side by side.