2026 Ford Mustang Mach-E AWD Extended, HI Charging Cost

Charging a 2026 Ford Mustang Mach-E AWD Extended at home in Hawaii

A 2026 Ford Mustang Mach-E AWD Extended draws 32.3 kWh per 100 miles per the EPA; at Hawaii's 45.95¢/kWh residential rate that's $14.82 per 100 miles charged at home, versus $16.02 for a 25.5-mpg gas car covering the same distance. That works out to 7.5% cheaper per mile than gasoline in Hawaii, charging at home costs a little less than gas here.

What a year of driving costs

Hawaii owners putting 15,000 annual miles on a 2026 Ford Mustang Mach-E AWD Extended spend about $2,223 on home electricity, compared to about $2,403 a gas-car equivalent would spend on fuel. Call it about $180 saved annually, at this mileage.

Filling up the 2026 Ford Mustang Mach-E AWD Extended, in dollars

At Hawaii's rate, fully covering this 2026 Ford Mustang Mach-E AWD Extended's 300-mile EPA range costs about $44.47 (96.8 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 Ford Mustang Mach-E AWD Extended in Hawaii ranks 19,995 for cost savings versus gas, 1 being the best deal nationally. Separately, the Ford Mustang Mach-E AWD Extended ranks 97 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 Ford Mustang Mach-E AWD Extended's cost in Hawaii. 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.