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

In South Carolina, home electricity runs 16.04¢/kWh — put a 2027 Cadillac OPTIQ AWD 19kW Charger's EPA-rated 34 kWh/100mi against that and 100 miles costs $5.46, versus $16.02 for a gas car averaging 25.5 mpg. That works out to 65.9% cheaper per mile than gasoline in South Carolina — charging at home costs a fraction of what gas would here.

What a year of driving costs

South Carolina owners putting 15,000 annual miles on a 2027 Cadillac OPTIQ AWD 19kW Charger spend about $819 on home electricity, compared to about $2,403 a gas-car equivalent would spend on fuel. Call it about $1,584 saved annually, at this mileage.

Cost of a full charge

At South Carolina's rate, fully covering this 2027 Cadillac OPTIQ AWD 19kW Charger's 303-mile EPA range costs about $16.54 (103.1 kWh) — the energy the EPA test actually used, not the battery's rated size.

Where this ranks

Among all 20,400 state-and-model combinations this site tracks, charging a 2027 Cadillac OPTIQ AWD 19kW Charger in South Carolina ranks 6,801 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 South Carolina ranks 27 of 51 for cheapest residential electricity.

Before you install a home charger in South Carolina

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.

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

More on how this number was built

See the methodology guide for exactly which EIA and EPA figures feed 2027 Cadillac OPTIQ AWD 19kW Charger's cost in South Carolina. Curious how South Carolina's 16.04¢/kWh compares? The guide to charging cost by state ranks every state side by side.