2026 Rivian R1T All-Terrain Dual Large (20in), OK Charging…

Oklahoma home charging cost for the 2026 Rivian R1T All-Terrain Dual Large (20in)

In Oklahoma, home electricity runs 13.37¢/kWh, put a 2026 Rivian R1T All-Terrain Dual Large (20in)'s EPA-rated 44.4 kWh/100mi against that and 100 miles costs $5.93, versus $16.02 for a gas car averaging 25.5 mpg. Charging at home is much cheaper than gas here: 63% less than gas per mile, here specifically.

Annual cost, at 15 thousands miles a year

At fueleconomy.gov's default of 15,000 annual miles, the 2026 Rivian R1T All-Terrain Dual Large (20in) costs roughly $890 a year to charge at home in Oklahoma, against roughly $2,403 a year for an equivalent gas car. That's a savings of about $1,513 a year.

Cost of a full charge

Covering the 2026 Rivian R1T All-Terrain Dual Large (20in)'s EPA-rated 289-mile range takes about 128.2 kWh, which costs about $17.14 at Oklahoma's residential rate, figured from the EPA's own combined range and consumption numbers, not the pack's nameplate capacity.

Where this ranks

This combination ranks 9,083 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The Rivian R1T All-Terrain Dual Large (20in) alone ranks 346 of 400 models for efficiency; Oklahoma alone ranks 5 of 51 states for electricity price.

Next step: home charger installation

The numbers above assume Level 2 home charging is already in place, the electrical work behind that is a real, separate cost that varies by panel, wiring, and local labor rates, not something this page's per-mile math includes.

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

Where these figures come from

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.