Charging a 2026 Toyota bZ (energy capacity 200 Ah) at home in Hawaii

In Hawaii, home electricity runs 45.95¢/kWh — put a 2026 Toyota bZ (energy capacity 200 Ah)'s EPA-rated 25.8 kWh/100mi against that and 100 miles costs $11.87, versus $16.02 for a gas car averaging 25.5 mpg. That works out to 25.9% cheaper per mile than gasoline in Hawaii — charging at home is cheaper than gas here.

2026 Toyota bZ (energy capacity 200 Ah): yearly cost in Hawaii

Hawaii owners putting 15,000 annual miles on a 2026 Toyota bZ (energy capacity 200 Ah) spend about $1,781 on home electricity, compared to about $2,403 a gas-car equivalent would spend on fuel. Call it about $622 saved annually, at this mileage.

Filling up the 2026 Toyota bZ (energy capacity 200 Ah), in dollars

At Hawaii's rate, fully covering this 2026 Toyota bZ (energy capacity 200 Ah)'s 236-mile EPA range costs about $28.02 (61 kWh) — the energy the EPA test actually used, not the battery's rated size.

How this compares nationally

Among all 20,400 state-and-model combinations this site tracks, charging a 2026 Toyota bZ (energy capacity 200 Ah) in Hawaii ranks 18,936 for cost savings versus gas — 1 being the best deal nationally. Separately, the Toyota bZ (energy capacity 200 Ah) ranks 10 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.

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. 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.