What it costs to charge a 2026 Rivian R1S Dual Max (22in) in Colorado

A 2026 Rivian R1S Dual Max (22in) draws 39.9 kWh per 100 miles per the EPA; at Colorado's 16.65¢/kWh residential rate that's $6.65 per 100 miles charged at home, versus $16.02 for a 25.5-mpg gas car covering the same distance. That works out to 58.5% cheaper per mile than gasoline in Colorado — charging at home is much cheaper than gas here.

2026 Rivian R1S Dual Max (22in): yearly cost in Colorado

Home charging this 2026 Rivian R1S Dual Max (22in) in Colorado runs about $997 over fueleconomy.gov's default 15,000 annual miles, versus about $2,403 for the gasoline equivalent. Call it about $1,405 saved annually, at this mileage.

What one full charge costs

$27.26 — that's what Colorado's 16.65¢/kWh rate puts on the 163.7 kWh a 2026 Rivian R1S Dual Max (22in) needs for its full 410-mile EPA range.

Where this ranks

Among all 20,400 state-and-model combinations this site tracks, charging a 2026 Rivian R1S Dual Max (22in) in Colorado ranks 11,996 for cost savings versus gas — 1 being the best deal nationally. Separately, the Rivian R1S Dual Max (22in) ranks 265 of 400 EV models for raw efficiency, and Colorado ranks 30 of 51 for cheapest residential electricity.

Before you install a home charger in Colorado

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.

Get quotes from local electricians for Level 2 charger installation in Colorado before deciding.

More on how this number was built

Every figure on this page traces to a named EIA or EPA dataset — see the methodology guide. At 16.65¢/kWh, Colorado sits in the middle of the national range — the guide to why charging cost varies by state shows where.