Charging a 2026 Rivian R1S Dual Large (22in) at home in Oregon

In Oregon, home electricity runs 15.31¢/kWh — put a 2026 Rivian R1S Dual Large (22in)'s EPA-rated 39.5 kWh/100mi against that and 100 miles costs $6.04, versus $16.02 for a gas car averaging 25.5 mpg. That works out to 62.3% cheaper per mile than gasoline in Oregon — charging at home is much cheaper than gas here.

Annual cost, at 15 thousands miles a year

Oregon owners putting 15,000 annual miles on a 2026 Rivian R1S Dual Large (22in) spend about $906 on home electricity, compared to about $2,403 a gas-car equivalent would spend on fuel. Call it about $1,496 saved annually, at this mileage.

Filling up the 2026 Rivian R1S Dual Large (22in), in dollars

At Oregon's rate, fully covering this 2026 Rivian R1S Dual Large (22in)'s 329-mile EPA range costs about $19.88 (129.9 kWh) — the energy the EPA test actually used, not the battery's rated size.

Where this ranks

Among all 20,400 state-and-model combinations this site tracks, charging a 2026 Rivian R1S Dual Large (22in) in Oregon ranks 9,631 for cost savings versus gas — 1 being the best deal nationally. Separately, the Rivian R1S Dual Large (22in) ranks 250 of 400 EV models for raw efficiency, and Oregon ranks 21 of 51 for cheapest residential electricity.

Getting set up to charge a 2026 Rivian R1S Dual Large (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 Oregon 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 Dual Large (22in)'s cost in Oregon. At 15.31¢/kWh, Oregon sits in the middle of the national range — the guide to why charging cost varies by state shows where.