2027 Rivian R1S Premium (20in): home charging cost in Arizona

In Arizona, home electricity runs 15.45¢/kWh — put a 2027 Rivian R1S Premium (20in)'s EPA-rated 42.9 kWh/100mi against that and 100 miles costs $6.62, versus $16.02 for a gas car averaging 25.5 mpg. Charging at home is much cheaper than gas here: 58.7% less than gas per mile, here specifically.

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

Driving 15,000 miles a year — fueleconomy.gov's own default assumption — a 2027 Rivian R1S Premium (20in) charged at home in Arizona costs about $994/year in electricity, against about $2,403/year for the gas-car comparison. That's a savings of about $1,409 a year.

Filling up the 2027 Rivian R1S Premium (20in), in dollars

A 2027 Rivian R1S Premium (20in) needs roughly 128.6 kWh to reach its EPA-rated 300-mile range, which runs about $19.87 at 15.45¢/kWh in Arizona.

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

This combination ranks 11,860 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The Rivian R1S Premium (20in) alone ranks 314 of 400 models for efficiency; Arizona alone ranks 25 of 51 states for electricity price.

Getting set up to charge a 2027 Rivian R1S Premium (20in) at home

The numbers above assume Level 2 home charging is already in place — the electrical work behind that is a real, separate cost that varies by panel, wiring, and local labor rates, not something this page's per-mile math includes.

Line up a few Arizona electrician quotes for Level 2 install before you commit either way.

Where these figures come from

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.