2027 Hyundai Ioniq 5 RWD: home charging cost in Hawaii

A 2027 Hyundai Ioniq 5 RWD draws 30 kWh per 100 miles per the EPA; at Hawaii's 45.95¢/kWh residential rate that's $13.79 per 100 miles charged at home, versus $16.02 for a 25.5-mpg gas car covering the same distance. Charging at home costs a little less than gas here: 13.9% less than gas per mile, here specifically.

2027 Hyundai Ioniq 5 RWD: yearly cost in Hawaii

Driving 15,000 miles a year — fueleconomy.gov's own default assumption — a 2027 Hyundai Ioniq 5 RWD charged at home in Hawaii costs about $2,068/year in electricity, against about $2,403/year for the gas-car comparison. That's a savings of about $335 a year.

Filling up the 2027 Hyundai Ioniq 5 RWD, in dollars

A 2027 Hyundai Ioniq 5 RWD needs roughly 95.4 kWh to reach its EPA-rated 318-mile range, which runs about $43.84 at 45.95¢/kWh in Hawaii.

Where this ranks

This combination ranks 19,758 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The Hyundai Ioniq 5 RWD alone ranks 55 of 400 models for efficiency; Hawaii alone ranks 51 of 51 states for electricity price.

Getting set up to charge a 2027 Hyundai Ioniq 5 RWD at home

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.

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

Where these figures come from

The methodology guide names the exact EIA and EPA tables behind this page's numbers. Hawaii has some of the highest residential electricity rates in the country — see the guide to why the cost varies so much by state for the full picture.