2027 Rivian R1S Premium Long Range (20in): home charging cost in Ohio

In Ohio, home electricity runs 18.53¢/kWh — put a 2027 Rivian R1S Premium Long Range (20in)'s EPA-rated 42 kWh/100mi against that and 100 miles costs $7.78, versus $16.02 for a gas car averaging 25.5 mpg. Charging at home is much cheaper than gas here: 51.4% less than gas per mile, here specifically.

Annual cost, at 15 thousands miles a year

Driving 15,000 miles a year — fueleconomy.gov's own default assumption — a 2027 Rivian R1S Premium Long Range (20in) charged at home in Ohio costs about $1,167/year in electricity, against about $2,403/year for the gas-car comparison. That's a savings of about $1,236 a year.

What one full charge costs

A 2027 Rivian R1S Premium Long Range (20in) needs roughly 159.5 kWh to reach its EPA-rated 380-mile range, which runs about $29.55 at 18.53¢/kWh in Ohio.

Where this ranks

This combination ranks 14,731 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The Rivian R1S Premium Long Range (20in) alone ranks 296 of 400 models for efficiency; Ohio alone ranks 34 of 51 states for electricity price.

Getting set up to charge a 2027 Rivian R1S Premium Long Range (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 Ohio electrician quotes for Level 2 install before you commit either way.

Where these figures come from

The methodology guide names the exact EIA and EPA tables behind this page's numbers. Ohio's 18.53¢/kWh rate ranks 34 of 51 states; the state rate guide lays out the full spread.