2027 Hyundai Ioniq 5 AWD XRT: home charging cost in Idaho

At Idaho's residential electricity rate of 12.8¢/kWh, a 2027 Hyundai Ioniq 5 AWD XRT (rated 35.8 kWh per 100 miles by the EPA) costs $4.58 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 costs a fraction of what gas would here: 71.4% less than gas per mile, here specifically.

Annual cost, at 15 thousands miles a year

Driving 15,000 miles a year — fueleconomy.gov's own default assumption — a 2027 Hyundai Ioniq 5 AWD XRT charged at home in Idaho costs about $687/year in electricity, against about $2,403/year for the gas-car comparison. That's a savings of about $1,716 a year.

Cost of a full charge

A 2027 Hyundai Ioniq 5 AWD XRT needs roughly 92.6 kWh to reach its EPA-rated 259-mile range, which runs about $11.86 at 12.8¢/kWh in Idaho.

How this compares nationally

This combination ranks 2,705 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The Hyundai Ioniq 5 AWD XRT alone ranks 164 of 400 models for efficiency; Idaho alone ranks 3 of 51 states for electricity price.

Before you install a home charger in Idaho

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.

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

Where these figures come from

The methodology guide names the exact EIA and EPA tables behind this page's numbers. 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.