Wyoming home charging cost for the 2027 Rivian R2 Performance AWD (20in AT)

In Wyoming, home electricity runs 13.88¢/kWh — put a 2027 Rivian R2 Performance AWD (20in AT)'s EPA-rated 34.1 kWh/100mi against that and 100 miles costs $4.73, versus $16.02 for a gas car averaging 25.5 mpg. Charging at home costs a fraction of what gas would here: 70.5% less than gas per mile, here specifically.

What a year of driving costs

At fueleconomy.gov's default of 15,000 annual miles, the 2027 Rivian R2 Performance AWD (20in AT) costs roughly $710 a year to charge at home in Wyoming, against roughly $2,403 a year for an equivalent gas car. That's a savings of about $1,693 a year.

Cost of a full charge

Covering the 2027 Rivian R2 Performance AWD (20in AT)'s EPA-rated 307-mile range takes about 104.7 kWh, which costs about $14.53 at Wyoming's residential rate — figured from the EPA's own combined range and consumption numbers, not the pack's nameplate capacity.

Where this ranks

This combination ranks 3,344 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The Rivian R2 Performance AWD (20in AT) alone ranks 129 of 400 models for efficiency; Wyoming alone ranks 12 of 51 states for electricity price.

Getting set up to charge a 2027 Rivian R2 Performance AWD (20in AT) 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.

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

Where these figures come from

Every figure on this page traces to a named EIA or EPA dataset — see the methodology guide. Wyoming's 13.88¢/kWh rate ranks 12 of 51 states; the state rate guide lays out the full spread.