2027 Rivian R1S Quad (22in UHP): home charging cost in Oklahoma

A 2027 Rivian R1S Quad (22in UHP) draws 47.3 kWh per 100 miles per the EPA; at Oklahoma's 13.37¢/kWh residential rate that's $6.33 per 100 miles charged at home, versus $16.02 for a 25.5-mpg gas car covering the same distance. Charging at home is much cheaper than gas here: 60.5% less than gas per mile, here specifically.

2027 Rivian R1S Quad (22in UHP): yearly cost in Oklahoma

Driving 15,000 miles a year — fueleconomy.gov's own default assumption — a 2027 Rivian R1S Quad (22in UHP) charged at home in Oklahoma costs about $950/year in electricity, against about $2,403/year for the gas-car comparison. That's a savings of about $1,453 a year.

Cost of a full charge

A 2027 Rivian R1S Quad (22in UHP) needs roughly 160 kWh to reach its EPA-rated 338-mile range, which runs about $21.4 at 13.37¢/kWh in Oklahoma.

Where this ranks

This combination ranks 10,799 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The Rivian R1S Quad (22in UHP) alone ranks 371 of 400 models for efficiency; Oklahoma alone ranks 5 of 51 states for electricity price.

Before you install a home charger in Oklahoma

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.

Get quotes from local electricians for Level 2 charger installation in Oklahoma before deciding.

Where these figures come from

The methodology guide names the exact EIA and EPA tables behind this page's numbers. 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.