Rhode Island EV charging vs. gas costs
Rhode Island's average residential electricity rate is 28.3¢/kWh,above the national average by 50%. Gasoline averages $3.76/gallon, below the national average by 1%. That ranks Rhode Island #45 of 51 for cheapest electricity and #28 for cheapest gas.
Cost per mile in Rhode Island
Charging an EV at 3.5 mi/kWh on Rhode Island's 28.3¢/kWh residential rate works out to about 8.1¢ per mile. A gas car at 28 MPG paying $3.76/gallon pays about 13.4¢ per mile — roughly 1.7× as much per mile driven.
Example: 12,000 miles a year in Rhode Island
A gas car at 28 MPG driving 12,000 miles a year in Rhode Island spends about $1,611 on gasoline. An EV at 3.5 mi/kWh charging at home over the same distance spends about $970 on electricity — a difference of $641 a year, or about $3,206 over five years.
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Frequently asked questions
Is it cheaper to drive an EV or a gas car in Rhode Island?
In Rhode Island, an EV charging at home costs about 8.1¢ per mile, versus about 13.4¢ per mile for a 28 MPG gas car at the state's $3.76/gallon average. The EV is cheaper to fuel per mile.
How much can an EV save per year in Rhode Island?
Driving 12,000 miles a year, an EV owner in Rhode Island spends about $970 on home charging versus $1,611 on gasoline — a saving of roughly $641 per year, or $3,206 over five years.