Charging a 2026 Rivian R1S Quad Max (22in UHP) at home in Michigan

In Michigan, home electricity runs 21.14¢/kWh — put a 2026 Rivian R1S Quad Max (22in UHP)'s EPA-rated 47.3 kWh/100mi against that and 100 miles costs $10.01, versus $16.02 for a gas car averaging 25.5 mpg. That works out to 37.5% cheaper per mile than gasoline in Michigan — charging at home is cheaper than gas here.

What a year of driving costs

Michigan owners putting 15,000 annual miles on a 2026 Rivian R1S Quad Max (22in UHP) spend about $1,501 on home electricity, compared to about $2,403 a gas-car equivalent would spend on fuel. Call it about $902 saved annually, at this mileage.

Filling up the 2026 Rivian R1S Quad Max (22in UHP), in dollars

At Michigan's rate, fully covering this 2026 Rivian R1S Quad Max (22in UHP)'s 338-mile EPA range costs about $33.83 (160 kWh) — the energy the EPA test actually used, not the battery's rated size.

How this compares nationally

Among all 20,400 state-and-model combinations this site tracks, charging a 2026 Rivian R1S Quad Max (22in UHP) in Michigan ranks 17,424 for cost savings versus gas — 1 being the best deal nationally. Separately, the Rivian R1S Quad Max (22in UHP) ranks 373 of 400 EV models for raw efficiency, and Michigan ranks 38 of 51 for cheapest residential electricity.

Before you install a home charger in Michigan

Everything above is the per-mile and per-year cost once a home charger exists — getting one installed is a separate electrical job whose price depends on your panel and wiring, not the state average used here.

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

More on how this number was built

See the methodology guide for exactly which EIA and EPA figures feed 2026 Rivian R1S Quad Max (22in UHP)'s cost in Michigan. At 21.14¢/kWh, Michigan sits in the middle of the national range — the guide to why charging cost varies by state shows where.