2026 Cadillac OPTIQ AWD (11 kW Charger): home charging cost in Colorado

A 2026 Cadillac OPTIQ AWD (11 kW Charger) draws 34 kWh per 100 miles per the EPA; at Colorado's 16.65¢/kWh residential rate that's $5.66 per 100 miles charged at home, versus $16.02 for a 25.5-mpg gas car covering the same distance. Charging at home is much cheaper than gas here: 64.6% 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 2026 Cadillac OPTIQ AWD (11 kW Charger) charged at home in Colorado costs about $850/year in electricity, against about $2,403/year for the gas-car comparison. That's a savings of about $1,553 a year.

Cost of a full charge

A 2026 Cadillac OPTIQ AWD (11 kW Charger) needs roughly 103.1 kWh to reach its EPA-rated 303-mile range, which runs about $17.16 at 16.65¢/kWh in Colorado.

Where this ranks

This combination ranks 7,790 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The Cadillac OPTIQ AWD (11 kW Charger) alone ranks 125 of 400 models for efficiency; Colorado alone ranks 30 of 51 states for electricity price.

Before you install a home charger in Colorado

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.

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

Where these figures come from

The methodology guide names the exact EIA and EPA tables behind this page's numbers. Colorado's 16.65¢/kWh rate ranks 30 of 51 states; the state rate guide lays out the full spread.