Charging a 2027 Rivian R1S Performance (20in) at home in Arizona

At Arizona's residential electricity rate of 15.45¢/kWh, a 2027 Rivian R1S Performance (20in) (rated 47 kWh per 100 miles by the EPA) costs $7.26 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 54.7% cheaper per mile than gasoline in Arizona — charging at home is much cheaper than gas here.

2027 Rivian R1S Performance (20in): yearly cost in Arizona

Arizona owners putting 15,000 annual miles on a 2027 Rivian R1S Performance (20in) spend about $1,089 on home electricity, compared to about $2,403 a gas-car equivalent would spend on fuel. Call it about $1,314 saved annually, at this mileage.

Cost of a full charge

At Arizona's rate, fully covering this 2027 Rivian R1S Performance (20in)'s 348-mile EPA range costs about $25.26 (163.5 kWh) — the energy the EPA test actually used, not the battery's rated size.

2027 Rivian R1S Performance (20in) in Arizona, ranked

Among all 20,400 state-and-model combinations this site tracks, charging a 2027 Rivian R1S Performance (20in) in Arizona ranks 13,695 for cost savings versus gas — 1 being the best deal nationally. Separately, the Rivian R1S Performance (20in) ranks 369 of 400 EV models for raw efficiency, and Arizona ranks 25 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.

Ask a licensed Arizona electrician to quote the install before this math becomes a real decision.

More on how this number was built

See the methodology guide for exactly which EIA and EPA figures feed 2027 Rivian R1S Performance (20in)'s cost in Arizona. Curious how Arizona's 15.45¢/kWh compares? The guide to charging cost by state ranks every state side by side.