What it costs to charge a 2027 Rivian R1T Premium (20in AT) in Wyoming

At Wyoming's residential electricity rate of 13.88¢/kWh, a 2027 Rivian R1T Premium (20in AT) (rated 44.4 kWh per 100 miles by the EPA) costs $6.16 to drive 100 miles on home charging, against $16.02 for the same distance in a car averaging 25.5 mpg on gasoline at $4.085/gallon. That works out to 61.6% cheaper per mile than gasoline in Wyoming — charging at home is much cheaper than gas here.

What a year of driving costs

Home charging this 2027 Rivian R1T Premium (20in AT) in Wyoming runs about $924 over fueleconomy.gov's default 15,000 annual miles, versus about $2,403 for the gasoline equivalent. Call it about $1,479 saved annually, at this mileage.

Filling up the 2027 Rivian R1T Premium (20in AT), in dollars

$17.8 — that's what Wyoming's 13.88¢/kWh rate puts on the 128.2 kWh a 2027 Rivian R1T Premium (20in AT) needs for its full 289-mile EPA range.

Where this ranks

Among all 20,400 state-and-model combinations this site tracks, charging a 2027 Rivian R1T Premium (20in AT) in Wyoming ranks 10,150 for cost savings versus gas — 1 being the best deal nationally. Separately, the Rivian R1T Premium (20in AT) ranks 343 of 400 EV models for raw efficiency, and Wyoming ranks 12 of 51 for cheapest residential electricity.

Before you install a home charger in Wyoming

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.

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

More on how this number was built

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.