2027 Rivian R1S Quad (22in UHP): home charging cost in Wyoming

In Wyoming, home electricity runs 13.88¢/kWh — put a 2027 Rivian R1S Quad (22in UHP)'s EPA-rated 47.3 kWh/100mi against that and 100 miles costs $6.57, versus $16.02 for a gas car averaging 25.5 mpg. Charging at home is much cheaper than gas here: 59% 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 2027 Rivian R1S Quad (22in UHP) charged at home in Wyoming costs about $986/year in electricity, against about $2,403/year for the gas-car comparison. That's a savings of about $1,417 a year.

Cost of a full charge

A 2027 Rivian R1S Quad (22in UHP) needs roughly 160 kWh to reach its EPA-rated 338-mile range, which runs about $22.21 at 13.88¢/kWh in Wyoming.

2027 Rivian R1S Quad (22in UHP) in Wyoming, ranked

This combination ranks 11,722 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The Rivian R1S Quad (22in UHP) alone ranks 371 of 400 models for efficiency; Wyoming alone ranks 12 of 51 states for electricity price.

Getting set up to charge a 2027 Rivian R1S Quad (22in UHP) at home

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 Wyoming 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. At 13.88¢/kWh, Wyoming sits in the middle of the national range — the guide to why charging cost varies by state shows where.