What it costs to charge a 2027 Rivian R1S Performance (22in) in California

In California, home electricity runs 33.17¢/kWh — put a 2027 Rivian R1S Performance (22in)'s EPA-rated 44.6 kWh/100mi against that and 100 miles costs $14.78, versus $16.02 for a gas car averaging 25.5 mpg. That works out to 7.7% cheaper per mile than gasoline in California — charging at home costs a little less than gas here.

2027 Rivian R1S Performance (22in): yearly cost in California

Home charging this 2027 Rivian R1S Performance (22in) in California runs about $2,218 over fueleconomy.gov's default 15,000 annual miles, versus about $2,403 for the gasoline equivalent. Call it about $185 saved annually, at this mileage.

Filling up the 2027 Rivian R1S Performance (22in), in dollars

$54.85 — that's what California's 33.17¢/kWh rate puts on the 165.4 kWh a 2027 Rivian R1S Performance (22in) needs for its full 371-mile EPA range.

Where this ranks

Among all 20,400 state-and-model combinations this site tracks, charging a 2027 Rivian R1S Performance (22in) in California ranks 19,982 for cost savings versus gas — 1 being the best deal nationally. Separately, the Rivian R1S Performance (22in) ranks 354 of 400 EV models for raw efficiency, and California ranks 50 of 51 for cheapest residential electricity.

Getting set up to charge a 2027 Rivian R1S Performance (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.

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

More on how this number was built

The methodology guide names the exact EIA and EPA tables behind this page's numbers. California 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.