Arizona EV charging vs. gas costs
Arizona's average residential electricity rate is 15.48¢/kWh,below the national average by 18%. Gasoline averages $3.92/gallon, above the national average by 3%. That ranks Arizona #20 of 51 for cheapest electricity and #39 for cheapest gas.
Cost per mile in Arizona
Charging an EV at 3.5 mi/kWh on Arizona's 15.48¢/kWh residential rate works out to about 4.4¢ per mile. A gas car at 28 MPG paying $3.92/gallon pays about 14.0¢ per mile — roughly 3.2× as much per mile driven.
Example: 12,000 miles a year in Arizona
A gas car at 28 MPG driving 12,000 miles a year in Arizona spends about $1,680 on gasoline. An EV at 3.5 mi/kWh charging at home over the same distance spends about $531 on electricity — a difference of $1,149 a year, or about $5,746 over five years.
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Frequently asked questions
Is it cheaper to drive an EV or a gas car in Arizona?
In Arizona, an EV charging at home costs about 4.4¢ per mile, versus about 14.0¢ per mile for a 28 MPG gas car at the state's $3.92/gallon average. The EV is cheaper to fuel per mile.
How much can an EV save per year in Arizona?
Driving 12,000 miles a year, an EV owner in Arizona spends about $531 on home charging versus $1,680 on gasoline — a saving of roughly $1,149 per year, or $5,746 over five years.