Charging a 2026 Rivian R1S Quad Max (22in) at home in Pennsylvania

At Pennsylvania's residential electricity rate of 20.9¢/kWh, a 2026 Rivian R1S Quad Max (22in) (rated 44.4 kWh per 100 miles by the EPA) costs $9.27 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 42.1% 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 2026 Rivian R1S Quad Max (22in) spend about $1,391 on home electricity, compared to about $2,403 a gas-car equivalent would spend on fuel. Call it about $1,012 saved annually, at this mileage.

Cost of a full charge

At Pennsylvania's rate, fully covering this 2026 Rivian R1S Quad Max (22in)'s 374-mile EPA range costs about $34.68 (166 kWh) — the energy the EPA test actually used, not the battery's rated size.

Where this ranks

Among all 20,400 state-and-model combinations this site tracks, charging a 2026 Rivian R1S Quad Max (22in) in Pennsylvania ranks 16,715 for cost savings versus gas — 1 being the best deal nationally. Separately, the Rivian R1S Quad Max (22in) ranks 350 of 400 EV models for raw efficiency, and Pennsylvania ranks 37 of 51 for cheapest residential electricity.

Getting set up to charge a 2026 Rivian R1S Quad Max (22in) at home

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

The methodology guide names the exact EIA and EPA tables behind this page's numbers. Curious how Pennsylvania's 20.9¢/kWh compares? The guide to charging cost by state ranks every state side by side.