What it costs to charge a 2026 Rivian R1S All-Terrain Performance Dual Max (20in) in Wyoming

In Wyoming, home electricity runs 13.88¢/kWh — put a 2026 Rivian R1S All-Terrain Performance Dual Max (20in)'s EPA-rated 43.2 kWh/100mi against that and 100 miles costs $6, versus $16.02 for a gas car averaging 25.5 mpg. That works out to 62.5% cheaper per mile than gasoline in Wyoming — charging at home is much cheaper than gas here.

Annual cost, at 15 thousands miles a year

Home charging this 2026 Rivian R1S All-Terrain Performance Dual Max (20in) in Wyoming runs about $900 over fueleconomy.gov's default 15,000 annual miles, versus about $2,403 for the gasoline equivalent. Call it about $1,503 saved annually, at this mileage.

Filling up the 2026 Rivian R1S All-Terrain Performance Dual Max (20in), in dollars

$22.2 — that's what Wyoming's 13.88¢/kWh rate puts on the 159.9 kWh a 2026 Rivian R1S All-Terrain Performance Dual Max (20in) needs for its full 370-mile EPA range.

Where this ranks

Among all 20,400 state-and-model combinations this site tracks, charging a 2026 Rivian R1S All-Terrain Performance Dual Max (20in) in Wyoming ranks 9,513 for cost savings versus gas — 1 being the best deal nationally. Separately, the Rivian R1S All-Terrain Performance Dual Max (20in) ranks 334 of 400 EV models for raw efficiency, and Wyoming ranks 12 of 51 for cheapest residential electricity.

Next step: home charger installation

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 R1S All-Terrain Performance Dual Max (20in)'s cost in Wyoming. Curious how Wyoming's 13.88¢/kWh compares? The guide to charging cost by state ranks every state side by side.