What it costs to charge a 2026 Rivian R1S Performance Dual Max (20in) in Oregon

In Oregon, home electricity runs 15.31¢/kWh — put a 2026 Rivian R1S Performance Dual Max (20in)'s EPA-rated 42 kWh/100mi against that and 100 miles costs $6.43, versus $16.02 for a gas car averaging 25.5 mpg. That works out to 59.9% cheaper per mile than gasoline in Oregon — charging at home is much cheaper than gas here.

Annual cost, at 15 thousands miles a year

Home charging this 2026 Rivian R1S Performance Dual Max (20in) in Oregon runs about $964 over fueleconomy.gov's default 15,000 annual miles, versus about $2,403 for the gasoline equivalent. Call it about $1,439 saved annually, at this mileage.

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

$24.42 — that's what Oregon's 15.31¢/kWh rate puts on the 159.5 kWh a 2026 Rivian R1S Performance Dual Max (20in) needs for its full 380-mile EPA range.

How this compares nationally

Among all 20,400 state-and-model combinations this site tracks, charging a 2026 Rivian R1S Performance Dual Max (20in) in Oregon ranks 11,193 for cost savings versus gas — 1 being the best deal nationally. Separately, the Rivian R1S Performance Dual Max (20in) ranks 299 of 400 EV models for raw efficiency, and Oregon ranks 21 of 51 for cheapest residential electricity.

Before you install a home charger in Oregon

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.

Get quotes from local electricians for Level 2 charger installation in Oregon before deciding.

More on how this number was built

See the methodology guide for exactly which EIA and EPA figures feed 2026 Rivian R1S Performance Dual Max (20in)'s cost in Oregon. Oregon's 15.31¢/kWh rate ranks 21 of 51 states; the state rate guide lays out the full spread.