Rhode Island home charging cost for the 2026 Volvo EX40
At Rhode Island's residential electricity rate of 29.45¢/kWh, a 2026 Volvo EX40 (rated 31.7 kWh per 100 miles by the EPA) costs $9.34 to drive 100 miles on home charging, against $16.02 for the same distance in a car averaging 25.5 mpg on gasoline at $4.085/gallon. Charging at home is much cheaper than gas here: 41.7% less than gas per mile, here specifically.
2026 Volvo EX40: yearly cost in Rhode Island
At fueleconomy.gov's default of 15,000 annual miles, the 2026 Volvo EX40 costs roughly $1,400 a year to charge at home in Rhode Island, against roughly $2,403 a year for an equivalent gas car. That's a savings of about $1,003 a year.
What one full charge costs
Covering the 2026 Volvo EX40's EPA-rated 296-mile range takes about 93.8 kWh, which costs about $27.63 at Rhode Island's residential rate — figured from the EPA's own combined range and consumption numbers, not the pack's nameplate capacity.
Where this ranks
This combination ranks 16,783 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The Volvo EX40 alone ranks 83 of 400 models for efficiency; Rhode Island alone ranks 47 of 51 states for electricity price.
Next step: home charger installation
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.
Get quotes from local electricians for Level 2 charger installation in Rhode Island before deciding.
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.