What it costs to charge a 2026 Rivian R1S All-Terrain Dual Large (20in) in Rhode Island

At Rhode Island's residential electricity rate of 29.45¢/kWh, a 2026 Rivian R1S All-Terrain Dual Large (20in) (rated 44.4 kWh per 100 miles by the EPA) costs $13.06 to drive 100 miles on home charging, against $16.02 for the same distance in a car averaging 25.5 mpg on gasoline at $4.085/gallon. That works out to 18.4% cheaper per mile than gasoline in Rhode Island — charging at home is cheaper than gas here.

What a year of driving costs

Home charging this 2026 Rivian R1S All-Terrain Dual Large (20in) in Rhode Island runs about $1,960 over fueleconomy.gov's default 15,000 annual miles, versus about $2,403 for the gasoline equivalent. Call it about $443 saved annually, at this mileage.

Cost of a full charge

$37.76 — that's what Rhode Island's 29.45¢/kWh rate puts on the 128.2 kWh a 2026 Rivian R1S All-Terrain Dual Large (20in) needs for its full 289-mile EPA range.

Where this ranks

Among all 20,400 state-and-model combinations this site tracks, charging a 2026 Rivian R1S All-Terrain Dual Large (20in) in Rhode Island ranks 19,564 for cost savings versus gas — 1 being the best deal nationally. Separately, the Rivian R1S All-Terrain Dual Large (20in) ranks 344 of 400 EV models for raw efficiency, and Rhode Island ranks 47 of 51 for cheapest residential electricity.

Getting set up to charge a 2026 Rivian R1S All-Terrain Dual Large (20in) 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 Rhode Island electrician quotes for Level 2 install before you commit either way.

More on how this number was built

See the methodology guide for exactly which EIA and EPA figures feed 2026 Rivian R1S All-Terrain Dual Large (20in)'s cost in Rhode Island. Rhode Island has some of the highest residential electricity rates in the country — see the guide to why the cost varies so much by state for the full picture.