Charging a 2027 Hyundai Ioniq 9 AWD at home in Illinois

At Illinois's residential electricity rate of 19.22¢/kWh, a 2027 Hyundai Ioniq 9 AWD (rated 38 kWh per 100 miles by the EPA) costs $7.3 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. That works out to 54.4% cheaper per mile than gasoline in Illinois — charging at home is much cheaper than gas here.

Annual cost, at 15 thousands miles a year

Illinois owners putting 15,000 annual miles on a 2027 Hyundai Ioniq 9 AWD spend about $1,096 on home electricity, compared to about $2,403 a gas-car equivalent would spend on fuel. Call it about $1,307 saved annually, at this mileage.

Filling up the 2027 Hyundai Ioniq 9 AWD, in dollars

At Illinois's rate, fully covering this 2027 Hyundai Ioniq 9 AWD's 320-mile EPA range costs about $23.37 (121.6 kWh) — the energy the EPA test actually used, not the battery's rated size.

2027 Hyundai Ioniq 9 AWD in Illinois, ranked

Among all 20,400 state-and-model combinations this site tracks, charging a 2027 Hyundai Ioniq 9 AWD in Illinois ranks 13,786 for cost savings versus gas — 1 being the best deal nationally. Separately, the Hyundai Ioniq 9 AWD ranks 216 of 400 EV models for raw efficiency, and Illinois ranks 36 of 51 for cheapest residential electricity.

Before you install a home charger in Illinois

Everything above is the per-mile and per-year cost once a home charger exists — getting one installed is a separate electrical job whose price depends on your panel and wiring, not the state average used here.

Get quotes from local electricians for Level 2 charger installation in Illinois before deciding.

More on how this number was built

The methodology guide names the exact EIA and EPA tables behind this page's numbers. Curious how Illinois's 19.22¢/kWh compares? The guide to charging cost by state ranks every state side by side.