2026 Rivian R1S Dual Large (20in): home charging cost in Louisiana

A 2026 Rivian R1S Dual Large (20in) draws 42.9 kWh per 100 miles per the EPA; at Louisiana's 13.51¢/kWh residential rate that's $5.79 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: 63.8% less than gas per mile, here specifically.

2026 Rivian R1S Dual Large (20in): yearly cost in Louisiana

Driving 15,000 miles a year — fueleconomy.gov's own default assumption — a 2026 Rivian R1S Dual Large (20in) charged at home in Louisiana costs about $869/year in electricity, against about $2,403/year for the gas-car comparison. That's a savings of about $1,534 a year.

Filling up the 2026 Rivian R1S Dual Large (20in), in dollars

A 2026 Rivian R1S Dual Large (20in) needs roughly 128.6 kWh to reach its EPA-rated 300-mile range, which runs about $17.38 at 13.51¢/kWh in Louisiana.

2026 Rivian R1S Dual Large (20in) in Louisiana, ranked

This combination ranks 8,464 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The Rivian R1S Dual Large (20in) alone ranks 316 of 400 models for efficiency; Louisiana alone ranks 8 of 51 states for electricity price.

Next step: home charger installation

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 Louisiana before deciding.

Where these figures come from

See the methodology guide for exactly which EIA and EPA figures feed 2026 Rivian R1S Dual Large (20in)'s cost in Louisiana. Louisiana's 13.51¢/kWh rate ranks 8 of 51 states; the state rate guide lays out the full spread.