What it costs to charge a 2027 Rivian R1S Premium (22in) in Florida
At Florida's residential electricity rate of 15.36¢/kWh, a 2027 Rivian R1S Premium (22in) (rated 39.5 kWh per 100 miles by the EPA) costs $6.06 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 62.2% cheaper per mile than gasoline in Florida — charging at home is much cheaper than gas here.
What a year of driving costs
Home charging this 2027 Rivian R1S Premium (22in) in Florida runs about $909 over fueleconomy.gov's default 15,000 annual miles, versus about $2,403 for the gasoline equivalent. Call it about $1,493 saved annually, at this mileage.
Cost of a full charge
$19.95 — that's what Florida's 15.36¢/kWh rate puts on the 129.9 kWh a 2027 Rivian R1S Premium (22in) needs for its full 329-mile EPA range.
Where this ranks
Among all 20,400 state-and-model combinations this site tracks, charging a 2027 Rivian R1S Premium (22in) in Florida ranks 9,658 for cost savings versus gas — 1 being the best deal nationally. Separately, the Rivian R1S Premium (22in) ranks 249 of 400 EV models for raw efficiency, and Florida ranks 23 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 Florida electrician quotes for Level 2 install before you commit either way.
More on how this number was built
The methodology guide names the exact EIA and EPA tables behind this page's numbers. At 15.36¢/kWh, Florida sits in the middle of the national range — the guide to why charging cost varies by state shows where.