What it costs to charge a 2026 Rivian R1S All-Terrain Performance Dual Large Plus (20in) in Iowa

At Iowa's residential electricity rate of 13.77¢/kWh, a 2026 Rivian R1S All-Terrain Performance Dual Large Plus (20in) (rated 46.9 kWh per 100 miles by the EPA) costs $6.46 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 59.7% cheaper per mile than gasoline in Iowa — charging at home is much cheaper than gas here.

2026 Rivian R1S All-Terrain Performance Dual Large Plus (20in): yearly cost in Iowa

Home charging this 2026 Rivian R1S All-Terrain Performance Dual Large Plus (20in) in Iowa runs about $968 over fueleconomy.gov's default 15,000 annual miles, versus about $2,403 for the gasoline equivalent. Call it about $1,434 saved annually, at this mileage.

Cost of a full charge

$18.85 — that's what Iowa's 13.77¢/kWh rate puts on the 136.9 kWh a 2026 Rivian R1S All-Terrain Performance Dual Large Plus (20in) needs for its full 292-mile EPA range.

2026 Rivian R1S All-Terrain Performance Dual Large Plus (20in) in Iowa, ranked

Among all 20,400 state-and-model combinations this site tracks, charging a 2026 Rivian R1S All-Terrain Performance Dual Large Plus (20in) in Iowa ranks 11,294 for cost savings versus gas — 1 being the best deal nationally. Separately, the Rivian R1S All-Terrain Performance Dual Large Plus (20in) ranks 366 of 400 EV models for raw efficiency, and Iowa ranks 9 of 51 for cheapest residential electricity.

Getting set up to charge a 2026 Rivian R1S All-Terrain Performance Dual Large Plus (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 Iowa 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 Iowa's 13.77¢/kWh compares? The guide to charging cost by state ranks every state side by side.