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

At Arkansas's residential electricity rate of 13.43¢/kWh, a 2027 Rivian R1S Premium (20in AT) (rated 44.4 kWh per 100 miles by the EPA) costs $5.96 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. Charging at home is much cheaper than gas here: 62.8% less than gas per mile, here specifically.

What a year of driving costs

Driving 15,000 miles a year — fueleconomy.gov's own default assumption — a 2027 Rivian R1S Premium (20in AT) charged at home in Arkansas costs about $894/year in electricity, against about $2,403/year for the gas-car comparison. That's a savings of about $1,509 a year.

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

A 2027 Rivian R1S Premium (20in AT) needs roughly 128.2 kWh to reach its EPA-rated 289-mile range, which runs about $17.22 at 13.43¢/kWh in Arkansas.

Where this ranks

This combination ranks 9,179 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The Rivian R1S Premium (20in AT) alone ranks 342 of 400 models for efficiency; Arkansas alone ranks 6 of 51 states for electricity price.

Next step: home charger installation

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 Arkansas electrician quotes for Level 2 install before you commit either way.

Where these figures come from

See the methodology guide for exactly which EIA and EPA figures feed 2027 Rivian R1S Premium (20in AT)'s cost in Arkansas. Curious how Arkansas's 13.43¢/kWh compares? The guide to charging cost by state ranks every state side by side.