2026 Polestar 4 Long Range Dual Motor Performance: home charging cost in South Dakota

A 2026 Polestar 4 Long Range Dual Motor Performance draws 44 kWh per 100 miles per the EPA; at South Dakota's 14.33¢/kWh residential rate that's $6.31 per 100 miles charged at home, versus $16.02 for a 25.5-mpg gas car covering the same distance. Charging at home is much cheaper than gas here: 60.6% 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 Dual Motor Performance charged at home in South Dakota costs about $946/year in electricity, against about $2,403/year for the gas-car comparison. That's a savings of about $1,457 a year.

Cost of a full charge

A 2026 Polestar 4 Long Range Dual Motor Performance needs roughly 112.2 kWh to reach its EPA-rated 255-mile range, which runs about $16.08 at 14.33¢/kWh in South Dakota.

Where this ranks

This combination ranks 10,747 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The Polestar 4 Long Range Dual Motor Performance alone ranks 341 of 400 models for efficiency; South Dakota alone ranks 14 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.

Get quotes from local electricians for Level 2 charger installation in South Dakota before deciding.

Where these figures come from

The methodology guide names the exact EIA and EPA tables behind this page's numbers. At 14.33¢/kWh, South Dakota sits in the middle of the national range — the guide to why charging cost varies by state shows where.