What it costs to charge a 2026 Volvo EC40 in Arizona

At Arizona's residential electricity rate of 15.45¢/kWh, a 2026 Volvo EC40 (rated 31.7 kWh per 100 miles by the EPA) costs $4.9 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 69.4% cheaper per mile than gasoline in Arizona — charging at home costs a fraction of what gas would here.

What a year of driving costs

Home charging this 2026 Volvo EC40 in Arizona runs about $734 over fueleconomy.gov's default 15,000 annual miles, versus about $2,403 for the gasoline equivalent. Call it about $1,669 saved annually, at this mileage.

Cost of a full charge

$14.59 — that's what Arizona's 15.45¢/kWh rate puts on the 94.4 kWh a 2026 Volvo EC40 needs for its full 298-mile EPA range.

Where this ranks

Among all 20,400 state-and-model combinations this site tracks, charging a 2026 Volvo EC40 in Arizona ranks 4,038 for cost savings versus gas — 1 being the best deal nationally. Separately, the Volvo EC40 ranks 82 of 400 EV models for raw efficiency, and Arizona ranks 25 of 51 for cheapest residential electricity.

Before you install a home charger in Arizona

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 Arizona 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. Curious how Arizona's 15.45¢/kWh compares? The guide to charging cost by state ranks every state side by side.