New Hampshire EV charging vs. gas costs
New Hampshire's average residential electricity rate is 27.24¢/kWh,above the national average by 45%. Gasoline averages $3.83/gallon, above the national average by 1%. That ranks New Hampshire #43 of 51 for cheapest electricity and #31 for cheapest gas.
Cost per mile in New Hampshire
Charging an EV at 3.5 mi/kWh on New Hampshire's 27.24¢/kWh residential rate works out to about 7.8¢ per mile. A gas car at 28 MPG paying $3.83/gallon pays about 13.7¢ per mile — roughly 1.8× as much per mile driven.
Example: 12,000 miles a year in New Hampshire
A gas car at 28 MPG driving 12,000 miles a year in New Hampshire spends about $1,641 on gasoline. An EV at 3.5 mi/kWh charging at home over the same distance spends about $934 on electricity — a difference of $707 a year, or about $3,537 over five years.
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Frequently asked questions
Is it cheaper to drive an EV or a gas car in New Hampshire?
In New Hampshire, an EV charging at home costs about 7.8¢ per mile, versus about 13.7¢ per mile for a 28 MPG gas car at the state's $3.83/gallon average. The EV is cheaper to fuel per mile.
How much can an EV save per year in New Hampshire?
Driving 12,000 miles a year, an EV owner in New Hampshire spends about $934 on home charging versus $1,641 on gasoline — a saving of roughly $707 per year, or $3,537 over five years.