What it costs to charge a 2027 Rivian R1S Premium (20in AT) in Connecticut

In Connecticut, home electricity runs 28.82¢/kWh — put a 2027 Rivian R1S Premium (20in AT)'s EPA-rated 44.4 kWh/100mi against that and 100 miles costs $12.79, versus $16.02 for a gas car averaging 25.5 mpg. That works out to 20.2% cheaper per mile than gasoline in Connecticut — charging at home is cheaper than gas here.

2027 Rivian R1S Premium (20in AT): yearly cost in Connecticut

Home charging this 2027 Rivian R1S Premium (20in AT) in Connecticut runs about $1,918 over fueleconomy.gov's default 15,000 annual miles, versus about $2,403 for the gasoline equivalent. Call it about $485 saved annually, at this mileage.

Filling up the 2027 Rivian R1S Premium (20in AT), in dollars

$36.95 — that's what Connecticut's 28.82¢/kWh rate puts on the 128.2 kWh a 2027 Rivian R1S Premium (20in AT) needs for its full 289-mile EPA range.

2027 Rivian R1S Premium (20in AT) in Connecticut, ranked

Among all 20,400 state-and-model combinations this site tracks, charging a 2027 Rivian R1S Premium (20in AT) in Connecticut ranks 19,439 for cost savings versus gas — 1 being the best deal nationally. Separately, the Rivian R1S Premium (20in AT) ranks 342 of 400 EV models for raw efficiency, and Connecticut ranks 45 of 51 for cheapest residential electricity.

Next step: home charger installation

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 Connecticut before deciding.

More on how this number was built

Every figure on this page traces to a named EIA or EPA dataset — see the methodology guide. Curious how Connecticut's 28.82¢/kWh compares? The guide to charging cost by state ranks every state side by side.