What it costs to charge a 2026 Cadillac OPTIQ AWD (19 kW Charger) in Washington

At Washington's residential electricity rate of 14.35¢/kWh, a 2026 Cadillac OPTIQ AWD (19 kW Charger) (rated 34 kWh per 100 miles by the EPA) costs $4.88 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. That works out to 69.5% cheaper per mile than gasoline in Washington — charging at home costs a fraction of what gas would here.

2026 Cadillac OPTIQ AWD (19 kW Charger): yearly cost in Washington

Home charging this 2026 Cadillac OPTIQ AWD (19 kW Charger) in Washington runs about $732 over fueleconomy.gov's default 15,000 annual miles, versus about $2,403 for the gasoline equivalent. Call it about $1,671 saved annually, at this mileage.

Cost of a full charge

$14.79 — that's what Washington's 14.35¢/kWh rate puts on the 103.1 kWh a 2026 Cadillac OPTIQ AWD (19 kW Charger) needs for its full 303-mile EPA range.

How this compares nationally

Among all 20,400 state-and-model combinations this site tracks, charging a 2026 Cadillac OPTIQ AWD (19 kW Charger) in Washington ranks 4,021 for cost savings versus gas — 1 being the best deal nationally. Separately, the Cadillac OPTIQ AWD (19 kW Charger) ranks 126 of 400 EV models for raw efficiency, and Washington ranks 15 of 51 for cheapest residential electricity.

Next step: home charger installation

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 Washington 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. Washington's 14.35¢/kWh rate ranks 15 of 51 states; the state rate guide lays out the full spread.