2026 Cadillac OPTIQ RWD (19 kW Charger): home charging cost in New Hampshire
At New Hampshire's residential electricity rate of 26.83¢/kWh, a 2026 Cadillac OPTIQ RWD (19 kW Charger) (rated 32.1 kWh per 100 miles by the EPA) costs $8.61 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 is much cheaper than gas here: 46.3% less than gas per mile, here specifically.
2026 Cadillac OPTIQ RWD (19 kW Charger): yearly cost in New Hampshire
Driving 15,000 miles a year — fueleconomy.gov's own default assumption — a 2026 Cadillac OPTIQ RWD (19 kW Charger) charged at home in New Hampshire costs about $1,291/year in electricity, against about $2,403/year for the gas-car comparison. That's a savings of about $1,112 a year.
What one full charge costs
A 2026 Cadillac OPTIQ RWD (19 kW Charger) needs roughly 101.7 kWh to reach its EPA-rated 317-mile range, which runs about $27.29 at 26.83¢/kWh in New Hampshire.
How this compares nationally
This combination ranks 15,920 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The Cadillac OPTIQ RWD (19 kW Charger) alone ranks 91 of 400 models for efficiency; New Hampshire alone ranks 43 of 51 states for electricity price.
Getting set up to charge a 2026 Cadillac OPTIQ RWD (19 kW 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.
Line up a few New Hampshire electrician quotes for Level 2 install before you commit either way.
Where these figures come from
Every figure on this page traces to a named EIA or EPA dataset — see the methodology guide. Curious how New Hampshire's 26.83¢/kWh compares? The guide to charging cost by state ranks every state side by side.