2026 Rivian R1T Dual Large Plus (20in), OK Charging Cost

Charging a 2026 Rivian R1T Dual Large Plus (20in) at home in Oklahoma

In Oklahoma, home electricity runs 13.37¢/kWh, put a 2026 Rivian R1T Dual Large Plus (20in)'s EPA-rated 43.1 kWh/100mi against that and 100 miles costs $5.77, versus $16.02 for a gas car averaging 25.5 mpg. That works out to 64% cheaper per mile than gasoline in Oklahoma, charging at home is much cheaper than gas here.

Annual cost, at 15 thousands miles a year

Oklahoma owners putting 15,000 annual miles on a 2026 Rivian R1T Dual Large Plus (20in) spend about $865 on home electricity, compared to about $2,403 a gas-car equivalent would spend on fuel. Call it about $1,538 saved annually, at this mileage.

Cost of a full charge

At Oklahoma's rate, fully covering this 2026 Rivian R1T Dual Large Plus (20in)'s 317-mile EPA range costs about $18.28 (136.7 kWh), the energy the EPA test actually used, not the battery's rated size.

How this compares nationally

Among all 20,400 state-and-model combinations this site tracks, charging a 2026 Rivian R1T Dual Large Plus (20in) in Oklahoma ranks 8,328 for cost savings versus gas, 1 being the best deal nationally. Separately, the Rivian R1T Dual Large Plus (20in) ranks 329 of 400 EV models for raw efficiency, and Oklahoma ranks 5 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 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.