Charging a 2026 Rivian R1S Performance Dual Large (20in) at home in Kansas

At Kansas's residential electricity rate of 15.19¢/kWh, a 2026 Rivian R1S Performance Dual Large (20in) (rated 42.9 kWh per 100 miles by the EPA) costs $6.51 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 59.3% cheaper per mile than gasoline in Kansas — charging at home is much cheaper than gas here.

2026 Rivian R1S Performance Dual Large (20in): yearly cost in Kansas

Kansas owners putting 15,000 annual miles on a 2026 Rivian R1S Performance Dual Large (20in) spend about $977 on home electricity, compared to about $2,403 a gas-car equivalent would spend on fuel. Call it about $1,426 saved annually, at this mileage.

Cost of a full charge

At Kansas's rate, fully covering this 2026 Rivian R1S Performance Dual Large (20in)'s 300-mile EPA range costs about $19.54 (128.6 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 Large (20in) in Kansas ranks 11,512 for cost savings versus gas — 1 being the best deal nationally. Separately, the Rivian R1S Performance Dual Large (20in) ranks 317 of 400 EV models for raw efficiency, and Kansas ranks 20 of 51 for cheapest residential electricity.

Next step: home charger installation

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.

Line up a few Kansas electrician quotes for Level 2 install before you commit either way.

More on how this number was built

Every figure on this page traces to a named EIA or EPA dataset — see the methodology guide. Curious how Kansas's 15.19¢/kWh compares? The guide to charging cost by state ranks every state side by side.