What it costs to charge a 2026 GMC SIERRA EV Ext Range (19kW Charger) in Hawaii

A 2026 GMC SIERRA EV Ext Range (19kW Charger) draws 52.4 kWh per 100 miles per the EPA; at Hawaii's 45.95¢/kWh residential rate that's $24.09 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: 50.4% more per mile than gasoline, because Hawaii's rate and this model's efficiency combine unfavorably.

2026 GMC SIERRA EV Ext Range (19kW Charger): yearly cost in Hawaii

Home charging this 2026 GMC SIERRA EV Ext Range (19kW Charger) in Hawaii runs about $3,613 over fueleconomy.gov's default 15,000 annual miles, versus about $2,403 for the gasoline equivalent. At this mileage, that's roughly $1,210 a year worse than the gas comparison.

What one full charge costs

$92.73 — that's what Hawaii's 45.95¢/kWh rate puts on the 201.8 kWh a 2026 GMC SIERRA EV Ext Range (19kW Charger) needs for its full 385-mile EPA range.

2026 GMC SIERRA EV Ext Range (19kW Charger) in Hawaii, ranked

Among all 20,400 state-and-model combinations this site tracks, charging a 2026 GMC SIERRA EV Ext Range (19kW Charger) in Hawaii ranks 20,396 for cost savings versus gas — 1 being the best deal nationally. Separately, the GMC SIERRA EV Ext Range (19kW Charger) ranks 397 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

See the methodology guide for exactly which EIA and EPA figures feed 2026 GMC SIERRA EV Ext Range (19kW Charger)'s cost in Hawaii. 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.