South Dakota home charging cost for the 2027 Hyundai Ioniq 9 AWD

In South Dakota, home electricity runs 14.33¢/kWh — put a 2027 Hyundai Ioniq 9 AWD's EPA-rated 38 kWh/100mi against that and 100 miles costs $5.45, versus $16.02 for a gas car averaging 25.5 mpg. Charging at home costs a fraction of what gas would here: 66% less than gas per mile, here specifically.

What a year of driving costs

At fueleconomy.gov's default of 15,000 annual miles, the 2027 Hyundai Ioniq 9 AWD costs roughly $817 a year to charge at home in South Dakota, against roughly $2,403 a year for an equivalent gas car. That's a savings of about $1,586 a year.

Filling up the 2027 Hyundai Ioniq 9 AWD, in dollars

Covering the 2027 Hyundai Ioniq 9 AWD's EPA-rated 320-mile range takes about 121.6 kWh, which costs about $17.43 at South Dakota's residential rate — figured from the EPA's own combined range and consumption numbers, not the pack's nameplate capacity.

2027 Hyundai Ioniq 9 AWD in South Dakota, ranked

This combination ranks 6,713 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; South Dakota alone ranks 14 of 51 states for electricity price.

Before you install a home charger in South Dakota

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 South Dakota electrician quotes for Level 2 install before you commit either way.

Where these figures come from

The methodology guide names the exact EIA and EPA tables behind this page's numbers. South Dakota's 14.33¢/kWh rate ranks 14 of 51 states; the state rate guide lays out the full spread.