2027 Rivian R1S Premium Long Range (20in AT): home charging cost in Connecticut

In Connecticut, home electricity runs 28.82¢/kWh — put a 2027 Rivian R1S Premium Long Range (20in AT)'s EPA-rated 43.2 kWh/100mi against that and 100 miles costs $12.46, versus $16.02 for a gas car averaging 25.5 mpg. Charging at home is cheaper than gas here: 22.2% less than gas per mile, here specifically.

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

Driving 15,000 miles a year — fueleconomy.gov's own default assumption — a 2027 Rivian R1S Premium Long Range (20in AT) charged at home in Connecticut costs about $1,869/year in electricity, against about $2,403/year for the gas-car comparison. That's a savings of about $534 a year.

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

A 2027 Rivian R1S Premium Long Range (20in AT) needs roughly 159.9 kWh to reach its EPA-rated 370-mile range, which runs about $46.09 at 28.82¢/kWh in Connecticut.

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

This combination ranks 19,256 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The Rivian R1S Premium Long Range (20in AT) alone ranks 331 of 400 models for efficiency; Connecticut alone ranks 45 of 51 states for electricity price.

Next step: home charger installation

The numbers above assume Level 2 home charging is already in place — the electrical work behind that is a real, separate cost that varies by panel, wiring, and local labor rates, not something this page's per-mile math includes.

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

Where these figures come from

See the methodology guide for exactly which EIA and EPA figures feed 2027 Rivian R1S Premium Long Range (20in AT)'s cost in Connecticut. Curious how Connecticut's 28.82¢/kWh compares? The guide to charging cost by state ranks every state side by side.