Charging a 2027 Cadillac OPTIQ AWD 19kW Charger at home in Louisiana

A 2027 Cadillac OPTIQ AWD 19kW Charger draws 34 kWh per 100 miles per the EPA; at Louisiana's 13.51¢/kWh residential rate that's $4.6 per 100 miles charged at home, versus $16.02 for a 25.5-mpg gas car covering the same distance. That works out to 71.3% cheaper per mile than gasoline in Louisiana — charging at home costs a fraction of what gas would here.

What a year of driving costs

Louisiana owners putting 15,000 annual miles on a 2027 Cadillac OPTIQ AWD 19kW Charger spend about $689 on home electricity, compared to about $2,403 a gas-car equivalent would spend on fuel. Call it about $1,713 saved annually, at this mileage.

What one full charge costs

At Louisiana's rate, fully covering this 2027 Cadillac OPTIQ AWD 19kW Charger's 303-mile EPA range costs about $13.93 (103.1 kWh) — the energy the EPA test actually used, not the battery's rated size.

How this compares nationally

Among all 20,400 state-and-model combinations this site tracks, charging a 2027 Cadillac OPTIQ AWD 19kW Charger in Louisiana ranks 2,756 for cost savings versus gas — 1 being the best deal nationally. Separately, the Cadillac OPTIQ AWD 19kW Charger ranks 124 of 400 EV models for raw efficiency, and Louisiana ranks 8 of 51 for cheapest residential electricity.

Getting set up to charge a 2027 Cadillac OPTIQ AWD 19kW Charger at home

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 Louisiana 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. Louisiana's 13.51¢/kWh rate ranks 8 of 51 states; the state rate guide lays out the full spread.