2026 Rivian R1S All-Terrain Dual Large Plus (20in): home charging cost in Michigan

A 2026 Rivian R1S All-Terrain Dual Large Plus (20in) draws 46.9 kWh per 100 miles per the EPA; at Michigan's 21.14¢/kWh residential rate that's $9.91 per 100 miles charged at home, versus $16.02 for a 25.5-mpg gas car covering the same distance. Charging at home is cheaper than gas here: 38.1% 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 All-Terrain Dual Large Plus (20in) charged at home in Michigan costs about $1,487/year in electricity, against about $2,403/year for the gas-car comparison. That's a savings of about $916 a year.

Cost of a full charge

A 2026 Rivian R1S All-Terrain Dual Large Plus (20in) needs roughly 136.9 kWh to reach its EPA-rated 292-mile range, which runs about $28.94 at 21.14¢/kWh in Michigan.

How this compares nationally

This combination ranks 17,332 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The Rivian R1S All-Terrain Dual Large Plus (20in) alone ranks 365 of 400 models for efficiency; Michigan alone ranks 38 of 51 states for electricity price.

Before you install a home charger in Michigan

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 Michigan 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 Rivian R1S All-Terrain Dual Large Plus (20in)'s cost in Michigan. Michigan's 21.14¢/kWh rate ranks 38 of 51 states; the state rate guide lays out the full spread.