What it costs to charge a 2026 Rivian R1T Performance Dual Large (20in) in Wyoming

A 2026 Rivian R1T Performance Dual Large (20in) draws 42.9 kWh per 100 miles per the EPA; at Wyoming's 13.88¢/kWh residential rate that's $5.95 per 100 miles charged at home, versus $16.02 for a 25.5-mpg gas car covering the same distance. That works out to 62.9% cheaper per mile than gasoline in Wyoming — charging at home is much cheaper than gas here.

2026 Rivian R1T Performance Dual Large (20in): yearly cost in Wyoming

Home charging this 2026 Rivian R1T Performance Dual Large (20in) in Wyoming runs about $893 over fueleconomy.gov's default 15,000 annual miles, versus about $2,403 for the gasoline equivalent. Call it about $1,510 saved annually, at this mileage.

What one full charge costs

$17.85 — that's what Wyoming's 13.88¢/kWh rate puts on the 128.6 kWh a 2026 Rivian R1T Performance Dual Large (20in) needs for its full 300-mile EPA range.

Where this ranks

Among all 20,400 state-and-model combinations this site tracks, charging a 2026 Rivian R1T Performance Dual Large (20in) in Wyoming ranks 9,176 for cost savings versus gas — 1 being the best deal nationally. Separately, the Rivian R1T Performance Dual Large (20in) ranks 319 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.

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

More on how this number was built

See the methodology guide for exactly which EIA and EPA figures feed 2026 Rivian R1T Performance Dual Large (20in)'s cost in Wyoming. Wyoming's 13.88¢/kWh rate ranks 12 of 51 states; the state rate guide lays out the full spread.