What it costs to charge a 2027 Rivian R1T Premium (20in) in California
At California's residential electricity rate of 33.17¢/kWh, a 2027 Rivian R1T Premium (20in) (rated 42.9 kWh per 100 miles by the EPA) costs $14.22 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 11.2% cheaper per mile than gasoline in California — charging at home costs a little less than gas here.
2027 Rivian R1T Premium (20in): yearly cost in California
Home charging this 2027 Rivian R1T Premium (20in) in California runs about $2,133 over fueleconomy.gov's default 15,000 annual miles, versus about $2,403 for the gasoline equivalent. Call it about $270 saved annually, at this mileage.
Filling up the 2027 Rivian R1T Premium (20in), in dollars
$42.66 — that's what California's 33.17¢/kWh rate puts on the 128.6 kWh a 2027 Rivian R1T Premium (20in) needs for its full 300-mile EPA range.
2027 Rivian R1T Premium (20in) in California, ranked
Among all 20,400 state-and-model combinations this site tracks, charging a 2027 Rivian R1T Premium (20in) in California ranks 19,855 for cost savings versus gas — 1 being the best deal nationally. Separately, the Rivian R1T Premium (20in) ranks 315 of 400 EV models for raw efficiency, and California ranks 50 of 51 for cheapest residential electricity.
Before you install a home charger in California
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 California 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 2027 Rivian R1T Premium (20in)'s cost in California. 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.