Charging a 2026 Ford Mustang Mach-E Rally at home in Delaware

At Delaware's residential electricity rate of 17.74¢/kWh, a 2026 Ford Mustang Mach-E Rally (rated 40.2 kWh per 100 miles by the EPA) costs $7.12 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 55.5% cheaper per mile than gasoline in Delaware — charging at home is much cheaper than gas here.

2026 Ford Mustang Mach-E Rally: yearly cost in Delaware

Delaware owners putting 15,000 annual miles on a 2026 Ford Mustang Mach-E Rally spend about $1,068 on home electricity, compared to about $2,403 a gas-car equivalent would spend on fuel. Call it about $1,334 saved annually, at this mileage.

What one full charge costs

At Delaware's rate, fully covering this 2026 Ford Mustang Mach-E Rally's 255-mile EPA range costs about $18.16 (102.4 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 Ford Mustang Mach-E Rally in Delaware ranks 13,337 for cost savings versus gas — 1 being the best deal nationally. Separately, the Ford Mustang Mach-E Rally ranks 271 of 400 EV models for raw efficiency, and Delaware ranks 33 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 Delaware electrician quotes for Level 2 install before you commit either way.

More on how this number was built

See the methodology guide for exactly which EIA and EPA figures feed 2026 Ford Mustang Mach-E Rally's cost in Delaware. Curious how Delaware's 17.74¢/kWh compares? The guide to charging cost by state ranks every state side by side.