2026 Rivian R1S Performance Dual Max (20in): home charging cost in Wisconsin

A 2026 Rivian R1S Performance Dual Max (20in) draws 42 kWh per 100 miles per the EPA; at Wisconsin's 18.99¢/kWh residential rate that's $7.97 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: 50.2% less than gas per mile, here specifically.

Annual cost, at 15 thousands miles a year

Driving 15,000 miles a year — fueleconomy.gov's own default assumption — a 2026 Rivian R1S Performance Dual Max (20in) charged at home in Wisconsin costs about $1,196/year in electricity, against about $2,403/year for the gas-car comparison. That's a savings of about $1,207 a year.

Cost of a full charge

A 2026 Rivian R1S Performance Dual Max (20in) needs roughly 159.5 kWh to reach its EPA-rated 380-mile range, which runs about $30.29 at 18.99¢/kWh in Wisconsin.

How this compares nationally

This combination ranks 15,033 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The Rivian R1S Performance Dual Max (20in) alone ranks 299 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.

Line up a few Wisconsin electrician quotes for Level 2 install before you commit either way.

Where these figures come from

Every figure on this page traces to a named EIA or EPA dataset — see the methodology guide. Curious how Wisconsin's 18.99¢/kWh compares? The guide to charging cost by state ranks every state side by side.