What it costs to charge a 2027 Rivian R1T Premium Long Range (20in) in Missouri

A 2027 Rivian R1T Premium Long Range (20in) draws 42 kWh per 100 miles per the EPA; at Missouri's 13.45¢/kWh residential rate that's $5.65 per 100 miles charged at home, versus $16.02 for a 25.5-mpg gas car covering the same distance. That works out to 64.8% cheaper per mile than gasoline in Missouri — charging at home is much cheaper than gas here.

Annual cost, at 15 thousands miles a year

Home charging this 2027 Rivian R1T Premium Long Range (20in) in Missouri runs about $847 over fueleconomy.gov's default 15,000 annual miles, versus about $2,403 for the gasoline equivalent. Call it about $1,556 saved annually, at this mileage.

What one full charge costs

$21.45 — that's what Missouri's 13.45¢/kWh rate puts on the 159.5 kWh a 2027 Rivian R1T Premium Long Range (20in) needs for its full 380-mile EPA range.

How this compares nationally

Among all 20,400 state-and-model combinations this site tracks, charging a 2027 Rivian R1T Premium Long Range (20in) in Missouri ranks 7,620 for cost savings versus gas — 1 being the best deal nationally. Separately, the Rivian R1T Premium Long Range (20in) ranks 297 of 400 EV models for raw efficiency, and Missouri ranks 7 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.

Ask a licensed Missouri electrician to quote the install before this math becomes a real decision.

More on how this number was built

See the methodology guide for exactly which EIA and EPA figures feed 2027 Rivian R1T Premium Long Range (20in)'s cost in Missouri. Missouri's 13.45¢/kWh rate ranks 7 of 51 states; the state rate guide lays out the full spread.