Ohio home charging cost for the 2026 Rivian R1S Tri Max (22in)

At Ohio's residential electricity rate of 18.53¢/kWh, a 2026 Rivian R1S Tri Max (22in) (rated 44.6 kWh per 100 miles by the EPA) costs $8.26 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. Charging at home is much cheaper than gas here: 48.4% less than gas per mile, here specifically.

What a year of driving costs

At fueleconomy.gov's default of 15,000 annual miles, the 2026 Rivian R1S Tri Max (22in) costs roughly $1,239 a year to charge at home in Ohio, against roughly $2,403 a year for an equivalent gas car. That's a savings of about $1,164 a year.

Filling up the 2026 Rivian R1S Tri Max (22in), in dollars

Covering the 2026 Rivian R1S Tri Max (22in)'s EPA-rated 371-mile range takes about 165.4 kWh, which costs about $30.64 at Ohio's residential rate — figured from the EPA's own combined range and consumption numbers, not the pack's nameplate capacity.

Where this ranks

This combination ranks 15,457 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The Rivian R1S Tri Max (22in) alone ranks 356 of 400 models for efficiency; Ohio alone ranks 34 of 51 states for electricity price.

Before you install a home charger in Ohio

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.