What it costs to charge a 2027 Hyundai Ioniq 9 RWD in Wyoming

A 2027 Hyundai Ioniq 9 RWD draws 37 kWh per 100 miles per the EPA; at Wyoming's 13.88¢/kWh residential rate that's $5.14 per 100 miles charged at home, versus $16.02 for a 25.5-mpg gas car covering the same distance. That works out to 67.9% cheaper per mile than gasoline in Wyoming — charging at home costs a fraction of what gas would here.

What a year of driving costs

Home charging this 2027 Hyundai Ioniq 9 RWD in Wyoming runs about $770 over fueleconomy.gov's default 15,000 annual miles, versus about $2,403 for the gasoline equivalent. Call it about $1,633 saved annually, at this mileage.

What one full charge costs

$17.2 — that's what Wyoming's 13.88¢/kWh rate puts on the 124 kWh a 2027 Hyundai Ioniq 9 RWD needs for its full 335-mile EPA range.

2027 Hyundai Ioniq 9 RWD in Wyoming, ranked

Among all 20,400 state-and-model combinations this site tracks, charging a 2027 Hyundai Ioniq 9 RWD in Wyoming ranks 5,223 for cost savings versus gas — 1 being the best deal nationally. Separately, the Hyundai Ioniq 9 RWD ranks 193 of 400 EV models for raw efficiency, and Wyoming ranks 12 of 51 for cheapest residential electricity.

Before you install a home charger in Wyoming

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.

Line up a few Wyoming electrician quotes for Level 2 install before you commit either way.

More on how this number was built

Every figure on this page traces to a named EIA or EPA dataset — see the methodology guide. At 13.88¢/kWh, Wyoming sits in the middle of the national range — the guide to why charging cost varies by state shows where.