2026 Rivian R1S All-Terrain Dual Max (20in): home charging cost in Kentucky

At Kentucky's residential electricity rate of 14.37¢/kWh, a 2026 Rivian R1S All-Terrain Dual Max (20in) (rated 43.2 kWh per 100 miles by the EPA) costs $6.21 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: 61.2% 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 2026 Rivian R1S All-Terrain Dual Max (20in) charged at home in Kentucky costs about $932/year in electricity, against about $2,403/year for the gas-car comparison. That's a savings of about $1,471 a year.

Filling up the 2026 Rivian R1S All-Terrain Dual Max (20in), in dollars

A 2026 Rivian R1S All-Terrain Dual Max (20in) needs roughly 159.9 kWh to reach its EPA-rated 370-mile range, which runs about $22.98 at 14.37¢/kWh in Kentucky.

Where this ranks

This combination ranks 10,396 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The Rivian R1S All-Terrain Dual Max (20in) alone ranks 333 of 400 models for efficiency; Kentucky alone ranks 16 of 51 states for electricity price.

Before you install a home charger in Kentucky

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.

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

Where these figures come from

See the methodology guide for exactly which EIA and EPA figures feed 2026 Rivian R1S All-Terrain Dual Max (20in)'s cost in Kentucky. Kentucky's 14.37¢/kWh rate ranks 16 of 51 states; the state rate guide lays out the full spread.