2027 Rivian R1S Premium Long Range (20in), OK Charging Cost

What it costs to charge a 2027 Rivian R1S Premium Long Range (20in) in Oklahoma

At Oklahoma's residential electricity rate of 13.37¢/kWh, a 2027 Rivian R1S Premium Long Range (20in) (rated 42 kWh per 100 miles by the EPA) costs $5.61 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 65% cheaper per mile than gasoline in Oklahoma, charging at home is much cheaper than gas here.

2027 Rivian R1S Premium Long Range (20in): yearly cost in Oklahoma

Home charging this 2027 Rivian R1S Premium Long Range (20in) in Oklahoma runs about $842 over fueleconomy.gov's default 15,000 annual miles, versus about $2,403 for the gasoline equivalent. Call it about $1,561 saved annually, at this mileage.

What one full charge costs

$21.32, that's what Oklahoma's 13.37¢/kWh rate puts on the 159.5 kWh a 2027 Rivian R1S Premium Long Range (20in) needs for its full 380-mile EPA range.

Where this ranks

Among all 20,400 state-and-model combinations this site tracks, charging a 2027 Rivian R1S Premium Long Range (20in) in Oklahoma ranks 7,483 for cost savings versus gas, 1 being the best deal nationally. Separately, the Rivian R1S Premium Long Range (20in) ranks 296 of 400 EV models for raw efficiency, and Oklahoma ranks 5 of 51 for cheapest residential electricity.

Getting set up to charge a 2027 Rivian R1S Premium Long Range (20in) at home

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 Oklahoma 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. Oklahoma is one of the cheapest states for home electricity, the guide to why the cost varies so much by state covers what drives that.