What it costs to charge a 2026 Rivian R1S Dual Large (22in) in Arizona

A 2026 Rivian R1S Dual Large (22in) draws 39.5 kWh per 100 miles per the EPA; at Arizona's 15.45¢/kWh residential rate that's $6.1 per 100 miles charged at home, versus $16.02 for a 25.5-mpg gas car covering the same distance. That works out to 61.9% cheaper per mile than gasoline in Arizona — charging at home is much cheaper than gas here.

Annual cost, at 15 thousands miles a year

Home charging this 2026 Rivian R1S Dual Large (22in) in Arizona runs about $915 over fueleconomy.gov's default 15,000 annual miles, versus about $2,403 for the gasoline equivalent. Call it about $1,488 saved annually, at this mileage.

Cost of a full charge

$20.06 — that's what Arizona's 15.45¢/kWh rate puts on the 129.9 kWh a 2026 Rivian R1S Dual Large (22in) needs for its full 329-mile EPA range.

Where this ranks

Among all 20,400 state-and-model combinations this site tracks, charging a 2026 Rivian R1S Dual Large (22in) in Arizona ranks 9,863 for cost savings versus gas — 1 being the best deal nationally. Separately, the Rivian R1S Dual Large (22in) ranks 250 of 400 EV models for raw efficiency, and Arizona ranks 25 of 51 for cheapest residential electricity.

Before you install a home charger in Arizona

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 Arizona before deciding.

More on how this number was built

See the methodology guide for exactly which EIA and EPA figures feed 2026 Rivian R1S Dual Large (22in)'s cost in Arizona. At 15.45¢/kWh, Arizona sits in the middle of the national range — the guide to why charging cost varies by state shows where.