Charging a 2026 Tesla Model S Plaid at home in Hawaii

In Hawaii, home electricity runs 45.95¢/kWh — put a 2026 Tesla Model S Plaid's EPA-rated 30.6 kWh/100mi against that and 100 miles costs $14.05, versus $16.02 for a gas car averaging 25.5 mpg. That works out to 12.3% cheaper per mile than gasoline in Hawaii — charging at home costs a little less than gas here.

2026 Tesla Model S Plaid: yearly cost in Hawaii

Hawaii owners putting 15,000 annual miles on a 2026 Tesla Model S Plaid spend about $2,108 on home electricity, compared to about $2,403 a gas-car equivalent would spend on fuel. Call it about $295 saved annually, at this mileage.

Cost of a full charge

At Hawaii's rate, fully covering this 2026 Tesla Model S Plaid's 368-mile EPA range costs about $51.72 (112.6 kWh) — the energy the EPA test actually used, not the battery's rated size.

Where this ranks

Among all 20,400 state-and-model combinations this site tracks, charging a 2026 Tesla Model S Plaid in Hawaii ranks 19,822 for cost savings versus gas — 1 being the best deal nationally. Separately, the Tesla Model S Plaid ranks 70 of 400 EV models for raw efficiency, and Hawaii ranks 51 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.

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

More on how this number was built

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