Delaware EV charging vs. gas costs
Delaware's average residential electricity rate is 18.79¢/kWh,below the national average by 0%. Gasoline averages $3.64/gallon, below the national average by 4%. That ranks Delaware #33 of 51 for cheapest electricity and #22 for cheapest gas.
Cost per mile in Delaware
Charging an EV at 3.5 mi/kWh on Delaware's 18.79¢/kWh residential rate works out to about 5.4¢ per mile. A gas car at 28 MPG paying $3.64/gallon pays about 13.0¢ per mile — roughly 2.4× as much per mile driven.
Example: 12,000 miles a year in Delaware
A gas car at 28 MPG driving 12,000 miles a year in Delaware spends about $1,560 on gasoline. An EV at 3.5 mi/kWh charging at home over the same distance spends about $644 on electricity — a difference of $916 a year, or about $4,579 over five years.
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Frequently asked questions
Is it cheaper to drive an EV or a gas car in Delaware?
In Delaware, an EV charging at home costs about 5.4¢ per mile, versus about 13.0¢ per mile for a 28 MPG gas car at the state's $3.64/gallon average. The EV is cheaper to fuel per mile.
How much can an EV save per year in Delaware?
Driving 12,000 miles a year, an EV owner in Delaware spends about $644 on home charging versus $1,560 on gasoline — a saving of roughly $916 per year, or $4,579 over five years.