2027 Hyundai Ioniq 9 AWD, ID Charging Cost

What it costs to charge a 2027 Hyundai Ioniq 9 AWD in Idaho

A 2027 Hyundai Ioniq 9 AWD draws 38 kWh per 100 miles per the EPA; at Idaho's 12.8¢/kWh residential rate that's $4.86 per 100 miles charged at home, versus $16.02 for a 25.5-mpg gas car covering the same distance. That works out to 69.6% cheaper per mile than gasoline in Idaho, charging at home costs a fraction of what gas would here.

What a year of driving costs

Home charging this 2027 Hyundai Ioniq 9 AWD in Idaho runs about $730 over fueleconomy.gov's default 15,000 annual miles, versus about $2,403 for the gasoline equivalent. Call it about $1,673 saved annually, at this mileage.

What one full charge costs

$15.56, that's what Idaho's 12.8¢/kWh rate puts on the 121.6 kWh a 2027 Hyundai Ioniq 9 AWD needs for its full 320-mile EPA range.

2027 Hyundai Ioniq 9 AWD in Idaho, ranked

Among all 20,400 state-and-model combinations this site tracks, charging a 2027 Hyundai Ioniq 9 AWD in Idaho ranks 3,894 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 Idaho ranks 3 of 51 for cheapest residential electricity.

Getting set up to charge a 2027 Hyundai Ioniq 9 AWD at home

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.

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

More on how this number was built

Every figure on this page traces to a named EIA or EPA dataset, see the methodology guide. Idaho is one of the cheapest states for home electricity, the guide to why the cost varies so much by state covers what drives that.