2027 Rivian R1S Quad (22in): home charging cost in Pennsylvania

At Pennsylvania's residential electricity rate of 20.9¢/kWh, a 2027 Rivian R1S Quad (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. Charging at home is much cheaper than gas here: 42.1% less than gas per mile, here specifically.

What a year of driving costs

Driving 15,000 miles a year — fueleconomy.gov's own default assumption — a 2027 Rivian R1S Quad (22in) charged at home in Pennsylvania costs about $1,391/year in electricity, against about $2,403/year for the gas-car comparison. That's a savings of about $1,012 a year.

What one full charge costs

A 2027 Rivian R1S Quad (22in) needs roughly 166 kWh to reach its EPA-rated 374-mile range, which runs about $34.68 at 20.9¢/kWh in Pennsylvania.

How this compares nationally

This combination ranks 16,709 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The Rivian R1S Quad (22in) alone ranks 348 of 400 models for efficiency; Pennsylvania alone ranks 37 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 Pennsylvania before deciding.

Where these figures come from

See the methodology guide for exactly which EIA and EPA figures feed 2027 Rivian R1S Quad (22in)'s cost in Pennsylvania. Pennsylvania's 20.9¢/kWh rate ranks 37 of 51 states; the state rate guide lays out the full spread.