Charging a 2027 Rivian R1S Premium Long Range (20in AT) at home in Pennsylvania

In Pennsylvania, home electricity runs 20.9¢/kWh — put a 2027 Rivian R1S Premium Long Range (20in AT)'s EPA-rated 43.2 kWh/100mi against that and 100 miles costs $9.03, versus $16.02 for a gas car averaging 25.5 mpg. That works out to 43.6% cheaper per mile than gasoline in Pennsylvania — charging at home is much cheaper than gas here.

What a year of driving costs

Pennsylvania owners putting 15,000 annual miles on a 2027 Rivian R1S Premium Long Range (20in AT) spend about $1,355 on home electricity, compared to about $2,403 a gas-car equivalent would spend on fuel. Call it about $1,048 saved annually, at this mileage.

What one full charge costs

At Pennsylvania's rate, fully covering this 2027 Rivian R1S Premium Long Range (20in AT)'s 370-mile EPA range costs about $33.43 (159.9 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 Premium Long Range (20in AT) in Pennsylvania ranks 16,432 for cost savings versus gas — 1 being the best deal nationally. Separately, the Rivian R1S Premium Long Range (20in AT) ranks 331 of 400 EV models for raw efficiency, and Pennsylvania ranks 37 of 51 for cheapest residential electricity.

Before you install a home charger in Pennsylvania

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 Pennsylvania electrician quotes for Level 2 install before you commit either way.

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 Pennsylvania's 20.9¢/kWh compares? The guide to charging cost by state ranks every state side by side.