What it costs to charge a 2027 Rivian R1T Premium Long Range (22in) in Colorado

A 2027 Rivian R1T Premium Long Range (22in) draws 38.8 kWh per 100 miles per the EPA; at Colorado's 16.65¢/kWh residential rate that's $6.47 per 100 miles charged at home, versus $16.02 for a 25.5-mpg gas car covering the same distance. That works out to 59.6% cheaper per mile than gasoline in Colorado — charging at home is much cheaper than gas here.

What a year of driving costs

Home charging this 2027 Rivian R1T Premium Long Range (22in) in Colorado runs about $970 over fueleconomy.gov's default 15,000 annual miles, versus about $2,403 for the gasoline equivalent. Call it about $1,433 saved annually, at this mileage.

Cost of a full charge

$27.16 — that's what Colorado's 16.65¢/kWh rate puts on the 163.1 kWh a 2027 Rivian R1T Premium Long Range (22in) needs for its full 420-mile EPA range.

Where this ranks

Among all 20,400 state-and-model combinations this site tracks, charging a 2027 Rivian R1T Premium Long Range (22in) in Colorado ranks 11,330 for cost savings versus gas — 1 being the best deal nationally. Separately, the Rivian R1T Premium Long Range (22in) ranks 233 of 400 EV models for raw efficiency, and Colorado ranks 30 of 51 for cheapest residential electricity.

Next step: home charger installation

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.

Ask a licensed Colorado electrician to quote the install before this math becomes a real decision.

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.