What it costs to charge a 2026 Cadillac OPTIQ AWD V SERIES 11 kW Charger in Hawaii

In Hawaii, home electricity runs 45.95¢/kWh — put a 2026 Cadillac OPTIQ AWD V SERIES 11 kW Charger's EPA-rated 36.7 kWh/100mi against that and 100 miles costs $16.85, versus $16.02 for a gas car averaging 25.5 mpg. Here the math runs the other way: 5.2% more per mile than gasoline, because Hawaii's rate and this model's efficiency combine unfavorably.

What a year of driving costs

Home charging this 2026 Cadillac OPTIQ AWD V SERIES 11 kW Charger in Hawaii runs about $2,527 over fueleconomy.gov's default 15,000 annual miles, versus about $2,403 for the gasoline equivalent. At this mileage, that's roughly $124 a year worse than the gas comparison.

What one full charge costs

$46.83 — that's what Hawaii's 45.95¢/kWh rate puts on the 101.9 kWh a 2026 Cadillac OPTIQ AWD V SERIES 11 kW Charger needs for its full 278-mile EPA range.

Where this ranks

Among all 20,400 state-and-model combinations this site tracks, charging a 2026 Cadillac OPTIQ AWD V SERIES 11 kW Charger in Hawaii ranks 20,160 for cost savings versus gas — 1 being the best deal nationally. Separately, the Cadillac OPTIQ AWD V SERIES 11 kW Charger ranks 182 of 400 EV models for raw efficiency, and Hawaii ranks 51 of 51 for cheapest residential electricity.

Before you install a home charger in Hawaii

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 Hawaii electrician to quote the install before this math becomes a real decision.

More on how this number was built

The methodology guide names the exact EIA and EPA tables behind this page's numbers. 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.