2027 Cadillac OPTIQ RWD 11kW Charger: home charging cost in Texas
At Texas's residential electricity rate of 16.11¢/kWh, a 2027 Cadillac OPTIQ RWD 11kW Charger (rated 32.1 kWh per 100 miles by the EPA) costs $5.17 to drive 100 miles on home charging, against $16.02 for the same distance in a car averaging 25.5 mpg on gasoline at $4.085/gallon. Charging at home costs a fraction of what gas would here: 67.7% 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 2027 Cadillac OPTIQ RWD 11kW Charger charged at home in Texas costs about $775/year in electricity, against about $2,403/year for the gas-car comparison. That's a savings of about $1,628 a year.
Filling up the 2027 Cadillac OPTIQ RWD 11kW Charger, in dollars
A 2027 Cadillac OPTIQ RWD 11kW Charger needs roughly 101.7 kWh to reach its EPA-rated 317-mile range, which runs about $16.38 at 16.11¢/kWh in Texas.
How this compares nationally
This combination ranks 5,352 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The Cadillac OPTIQ RWD 11kW Charger alone ranks 88 of 400 models for efficiency; Texas alone ranks 28 of 51 states for electricity price.
Getting set up to charge a 2027 Cadillac OPTIQ RWD 11kW Charger at home
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 Texas electrician to quote the install before this math becomes a real decision.
Where these figures come from
Every figure on this page traces to a named EIA or EPA dataset — see the methodology guide. At 16.11¢/kWh, Texas sits in the middle of the national range — the guide to why charging cost varies by state shows where.