What it costs to charge a 2026 Rivian R1T Tri Max (22in) in Missouri

A 2026 Rivian R1T Tri Max (22in) draws 44.6 kWh per 100 miles per the EPA; at Missouri's 13.45¢/kWh residential rate that's $5.99 per 100 miles charged at home, versus $16.02 for a 25.5-mpg gas car covering the same distance. That works out to 62.6% 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 2026 Rivian R1T Tri Max (22in) in Missouri runs about $899 over fueleconomy.gov's default 15,000 annual miles, versus about $2,403 for the gasoline equivalent. Call it about $1,504 saved annually, at this mileage.

Filling up the 2026 Rivian R1T Tri Max (22in), in dollars

$22.24 — that's what Missouri's 13.45¢/kWh rate puts on the 165.4 kWh a 2026 Rivian R1T Tri Max (22in) needs for its full 371-mile EPA range.

Where this ranks

Among all 20,400 state-and-model combinations this site tracks, charging a 2026 Rivian R1T Tri Max (22in) in Missouri ranks 9,411 for cost savings versus gas — 1 being the best deal nationally. Separately, the Rivian R1T Tri Max (22in) ranks 357 of 400 EV models for raw efficiency, and Missouri ranks 7 of 51 for cheapest residential electricity.

Getting set up to charge a 2026 Rivian R1T Tri Max (22in) at home

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

More on how this number was built

The methodology guide names the exact EIA and EPA tables behind this page's numbers. Curious how Missouri's 13.45¢/kWh compares? The guide to charging cost by state ranks every state side by side.