What it costs to charge a 2026 Rivian R1S Performance Dual Large Plus (20in) in Arizona

At Arizona's residential electricity rate of 15.45¢/kWh, a 2026 Rivian R1S Performance Dual Large Plus (20in) (rated 43.1 kWh per 100 miles by the EPA) costs $6.66 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 58.4% 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 Performance Dual Large Plus (20in) in Arizona runs about $999 over fueleconomy.gov's default 15,000 annual miles, versus about $2,403 for the gasoline equivalent. Call it about $1,404 saved annually, at this mileage.

Cost of a full charge

$21.12 — that's what Arizona's 15.45¢/kWh rate puts on the 136.7 kWh a 2026 Rivian R1S Performance Dual Large Plus (20in) needs for its full 317-mile EPA range.

Where this ranks

Among all 20,400 state-and-model combinations this site tracks, charging a 2026 Rivian R1S Performance Dual Large Plus (20in) in Arizona ranks 12,041 for cost savings versus gas — 1 being the best deal nationally. Separately, the Rivian R1S Performance Dual Large Plus (20in) ranks 328 of 400 EV models for raw efficiency, and Arizona ranks 25 of 51 for cheapest residential electricity.

Getting set up to charge a 2026 Rivian R1S Performance Dual Large Plus (20in) at home

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 Arizona 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 15.45¢/kWh, Arizona sits in the middle of the national range — the guide to why charging cost varies by state shows where.