What it costs to charge a 2026 Cadillac OPTIQ AWD V SERIES 19 kW charger in Hawaii

A 2026 Cadillac OPTIQ AWD V SERIES 19 kW charger draws 41 kWh per 100 miles per the EPA; at Hawaii's 45.95¢/kWh residential rate that's $18.84 per 100 miles charged at home, versus $16.02 for a 25.5-mpg gas car covering the same distance. Here the math runs the other way: 17.6% more per mile than gasoline, because Hawaii's rate and this model's efficiency combine unfavorably.

Annual cost, at 15 thousands miles a year

Home charging this 2026 Cadillac OPTIQ AWD V SERIES 19 kW charger in Hawaii runs about $2,826 over fueleconomy.gov's default 15,000 annual miles, versus about $2,403 for the gasoline equivalent. At this mileage, that's roughly $423 a year worse than the gas comparison.

What one full charge costs

$47.1 — that's what Hawaii's 45.95¢/kWh rate puts on the 102.5 kWh a 2026 Cadillac OPTIQ AWD V SERIES 19 kW charger needs for its full 250-mile EPA range.

2026 Cadillac OPTIQ AWD V SERIES 19 kW charger in Hawaii, ranked

Among all 20,400 state-and-model combinations this site tracks, charging a 2026 Cadillac OPTIQ AWD V SERIES 19 kW charger in Hawaii ranks 20,269 for cost savings versus gas — 1 being the best deal nationally. Separately, the Cadillac OPTIQ AWD V SERIES 19 kW charger ranks 283 of 400 EV models for raw efficiency, and Hawaii ranks 51 of 51 for cheapest residential electricity.

Getting set up to charge a 2026 Cadillac OPTIQ AWD V SERIES 19 kW 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.

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

More on how this number was built

Every figure on this page traces to a named EIA or EPA dataset — see the methodology guide. This is one of the combinations where charging costs more than gas — the guide to when that happens explains why the arithmetic can go either way.