Charging a 2026 Rivian R1S Performance Dual Max (20in) at home in Kentucky

At Kentucky's residential electricity rate of 14.37¢/kWh, a 2026 Rivian R1S Performance Dual Max (20in) (rated 42 kWh per 100 miles by the EPA) costs $6.03 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. That works out to 62.3% cheaper per mile than gasoline in Kentucky — charging at home is much cheaper than gas here.

What a year of driving costs

Kentucky owners putting 15,000 annual miles on a 2026 Rivian R1S Performance Dual Max (20in) spend about $905 on home electricity, compared to about $2,403 a gas-car equivalent would spend on fuel. Call it about $1,498 saved annually, at this mileage.

What one full charge costs

At Kentucky's rate, fully covering this 2026 Rivian R1S Performance Dual Max (20in)'s 380-mile EPA range costs about $22.92 (159.5 kWh) — the energy the EPA test actually used, not the battery's rated size.

Where this ranks

Among all 20,400 state-and-model combinations this site tracks, charging a 2026 Rivian R1S Performance Dual Max (20in) in Kentucky ranks 9,608 for cost savings versus gas — 1 being the best deal nationally. Separately, the Rivian R1S Performance Dual Max (20in) ranks 299 of 400 EV models for raw efficiency, and Kentucky ranks 16 of 51 for cheapest residential electricity.

Before you install a home charger in Kentucky

Everything above is the per-mile and per-year cost once a home charger exists — getting one installed is a separate electrical job whose price depends on your panel and wiring, not the state average used here.

Get quotes from local electricians for Level 2 charger installation in Kentucky before deciding.

More on how this number was built

The methodology guide names the exact EIA and EPA tables behind this page's numbers. At 14.37¢/kWh, Kentucky sits in the middle of the national range — the guide to why charging cost varies by state shows where.