What it costs to charge a 2026 Tesla Model 3 Premium AWD in Hawaii

At Hawaii's residential electricity rate of 45.95¢/kWh, a 2026 Tesla Model 3 Premium AWD (rated 26.4 kWh per 100 miles by the EPA) costs $12.12 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 24.3% cheaper per mile than gasoline in Hawaii — charging at home is cheaper than gas here.

2026 Tesla Model 3 Premium AWD: yearly cost in Hawaii

Home charging this 2026 Tesla Model 3 Premium AWD in Hawaii runs about $1,818 over fueleconomy.gov's default 15,000 annual miles, versus about $2,403 for the gasoline equivalent. Call it about $585 saved annually, at this mileage.

What one full charge costs

$41.93 — that's what Hawaii's 45.95¢/kWh rate puts on the 91.3 kWh a 2026 Tesla Model 3 Premium AWD needs for its full 346-mile EPA range.

Where this ranks

Among all 20,400 state-and-model combinations this site tracks, charging a 2026 Tesla Model 3 Premium AWD in Hawaii ranks 19,086 for cost savings versus gas — 1 being the best deal nationally. Separately, the Tesla Model 3 Premium AWD ranks 12 of 400 EV models for raw efficiency, and Hawaii ranks 51 of 51 for cheapest residential electricity.

Getting set up to charge a 2026 Tesla Model 3 Premium AWD 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. Hawaii has some of the highest residential electricity rates in the country — see the guide to why the cost varies so much by state for the full picture.