2027 Rivian R1S Premium Long Range (22in): home charging cost in Missouri

In Missouri, home electricity runs 13.45¢/kWh — put a 2027 Rivian R1S Premium Long Range (22in)'s EPA-rated 39.9 kWh/100mi against that and 100 miles costs $5.37, versus $16.02 for a gas car averaging 25.5 mpg. Charging at home costs a fraction of what gas would here: 66.5% less than gas per mile, here specifically.

Annual cost, at 15 thousands miles a year

Driving 15,000 miles a year — fueleconomy.gov's own default assumption — a 2027 Rivian R1S Premium Long Range (22in) charged at home in Missouri costs about $806/year in electricity, against about $2,403/year for the gas-car comparison. That's a savings of about $1,597 a year.

Cost of a full charge

A 2027 Rivian R1S Premium Long Range (22in) needs roughly 163.7 kWh to reach its EPA-rated 410-mile range, which runs about $22.02 at 13.45¢/kWh in Missouri.

2027 Rivian R1S Premium Long Range (22in) in Missouri, ranked

This combination ranks 6,303 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The Rivian R1S Premium Long Range (22in) alone ranks 264 of 400 models for efficiency; Missouri alone ranks 7 of 51 states for electricity price.

Getting set up to charge a 2027 Rivian R1S Premium Long Range (22in) at home

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 Missouri electrician quotes for Level 2 install before you commit either way.

Where these figures come from

The methodology guide names the exact EIA and EPA tables behind this page's numbers. Missouri's 13.45¢/kWh rate ranks 7 of 51 states; the state rate guide lays out the full spread.