2027 Subaru Solterra AWD: home charging cost in Rhode Island

In Rhode Island, home electricity runs 29.45¢/kWh — put a 2027 Subaru Solterra AWD's EPA-rated 28 kWh/100mi against that and 100 miles costs $8.23, versus $16.02 for a gas car averaging 25.5 mpg. Charging at home is much cheaper than gas here: 48.6% less than gas per mile, here specifically.

Annual cost, at 15 thousands miles a year

Driving 15,000 miles a year — fueleconomy.gov's own default assumption — a 2027 Subaru Solterra AWD charged at home in Rhode Island costs about $1,235/year in electricity, against about $2,403/year for the gas-car comparison. That's a savings of about $1,168 a year.

Cost of a full charge

A 2027 Subaru Solterra AWD needs roughly 80.5 kWh to reach its EPA-rated 288-mile range, which runs about $23.71 at 29.45¢/kWh in Rhode Island.

How this compares nationally

This combination ranks 15,407 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The Subaru Solterra AWD alone ranks 26 of 400 models for efficiency; Rhode Island alone ranks 47 of 51 states for electricity price.

Before you install a home charger in Rhode Island

The numbers above assume Level 2 home charging is already in place — the electrical work behind that is a real, separate cost that varies by panel, wiring, and local labor rates, not something this page's per-mile math includes.

Line up a few Rhode Island electrician quotes for Level 2 install before you commit either way.

Where these figures come from

Every figure on this page traces to a named EIA or EPA dataset — see the methodology guide. Rhode Island has some of the highest residential electricity rates in the country — see the guide to why the cost varies so much by state for the full picture.