Missouri home charging cost for the 2026 Rivian R1S All-Terrain Performance Dual Max (20in)

A 2026 Rivian R1S All-Terrain Performance Dual Max (20in) draws 43.2 kWh per 100 miles per the EPA; at Missouri's 13.45¢/kWh residential rate that's $5.81 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: 63.7% less than gas per mile, here specifically.

2026 Rivian R1S All-Terrain Performance Dual Max (20in): yearly cost in Missouri

At fueleconomy.gov's default of 15,000 annual miles, the 2026 Rivian R1S All-Terrain Performance Dual Max (20in) costs roughly $872 a year to charge at home in Missouri, against roughly $2,403 a year for an equivalent gas car. That's a savings of about $1,531 a year.

What one full charge costs

Covering the 2026 Rivian R1S All-Terrain Performance Dual Max (20in)'s EPA-rated 370-mile range takes about 159.9 kWh, which costs about $21.51 at Missouri'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 8,540 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The Rivian R1S All-Terrain Performance Dual Max (20in) alone ranks 334 of 400 models for efficiency; Missouri alone ranks 7 of 51 states for electricity price.

Before you install a home charger in Missouri

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

See the methodology guide for exactly which EIA and EPA figures feed 2026 Rivian R1S All-Terrain Performance Dual Max (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.