Rhode Island home charging cost for the 2027 Hyundai Ioniq 9 AWD

At Rhode Island's residential electricity rate of 29.45¢/kWh, a 2027 Hyundai Ioniq 9 AWD (rated 38 kWh per 100 miles by the EPA) costs $11.19 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 cheaper than gas here: 30.1% less than gas per mile, here specifically.

2027 Hyundai Ioniq 9 AWD: yearly cost in Rhode Island

At fueleconomy.gov's default of 15,000 annual miles, the 2027 Hyundai Ioniq 9 AWD costs roughly $1,679 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 $724 a year.

Cost of a full charge

Covering the 2027 Hyundai Ioniq 9 AWD's EPA-rated 320-mile range takes about 121.6 kWh, which costs about $35.81 at Rhode Island's residential rate — figured from the EPA's own combined range and consumption numbers, not the pack's nameplate capacity.

How this compares nationally

This combination ranks 18,456 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The Hyundai Ioniq 9 AWD alone ranks 216 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.

Ask a licensed Rhode Island electrician to quote the install before this math becomes a real decision.

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.