Charging a 2027 Rivian R1S Quad (20in AT) at home in Vermont

At Vermont's residential electricity rate of 23.98¢/kWh, a 2027 Rivian R1S Quad (20in AT) (rated 50.1 kWh per 100 miles by the EPA) costs $12.01 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 25% cheaper per mile than gasoline in Vermont — charging at home is cheaper than gas here.

Annual cost, at 15 thousands miles a year

Vermont owners putting 15,000 annual miles on a 2027 Rivian R1S Quad (20in AT) spend about $1,802 on home electricity, compared to about $2,403 a gas-car equivalent would spend on fuel. Call it about $601 saved annually, at this mileage.

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

At Vermont's rate, fully covering this 2027 Rivian R1S Quad (20in AT)'s 325-mile EPA range costs about $39.05 (162.8 kWh) — the energy the EPA test actually used, not the battery's rated size.

How this compares nationally

Among all 20,400 state-and-model combinations this site tracks, charging a 2027 Rivian R1S Quad (20in AT) in Vermont ranks 19,038 for cost savings versus gas — 1 being the best deal nationally. Separately, the Rivian R1S Quad (20in AT) ranks 390 of 400 EV models for raw efficiency, and Vermont ranks 41 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.

Line up a few Vermont electrician quotes for Level 2 install before you commit either way.

More on how this number was built

The methodology guide names the exact EIA and EPA tables behind this page's numbers. Vermont's 23.98¢/kWh rate ranks 41 of 51 states; the state rate guide lays out the full spread.