2026 Rivian R1S Quad Max (22in UHP): home charging cost in Connecticut

A 2026 Rivian R1S Quad Max (22in UHP) draws 47.3 kWh per 100 miles per the EPA; at Connecticut's 28.82¢/kWh residential rate that's $13.65 per 100 miles charged at home, versus $16.02 for a 25.5-mpg gas car covering the same distance. Charging at home costs a little less than gas here: 14.8% less than gas per mile, here specifically.

Annual cost, at 15 thousands miles a year

Driving 15,000 miles a year — fueleconomy.gov's own default assumption — a 2026 Rivian R1S Quad Max (22in UHP) charged at home in Connecticut costs about $2,047/year in electricity, against about $2,403/year for the gas-car comparison. That's a savings of about $356 a year.

Cost of a full charge

A 2026 Rivian R1S Quad Max (22in UHP) needs roughly 160 kWh to reach its EPA-rated 338-mile range, which runs about $46.12 at 28.82¢/kWh in Connecticut.

Where this ranks

This combination ranks 19,735 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The Rivian R1S Quad Max (22in UHP) alone ranks 373 of 400 models for efficiency; Connecticut alone ranks 45 of 51 states for electricity price.

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

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.

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

Where these figures come from

See the methodology guide for exactly which EIA and EPA figures feed 2026 Rivian R1S Quad Max (22in UHP)'s cost in Connecticut. Connecticut's 28.82¢/kWh rate ranks 45 of 51 states; the state rate guide lays out the full spread.