Hyundai Motor Co.

Hyundai Ioniq: 2017's top fuel-efficient gas-electric hybrid

The 2017 Ioniq Hybrid is Hyundai's fuel-efficient challenger to the Toyota Prius, America's best-selling gasoline-electric hybrid.

With a base retail price, including destination charge, of $23,035, the Ioniq Hybrid has a lower starting retail price than the base 2017 Prius, which starts at $23,475.

The five-seat Ioniq Hybrid beats all other hybrids in federal government fuel economy ratings — 57 miles per gallon in city driving and 59 mpg on highways for the base Ioniq Blue model, compared with 58/53 mpg for the 2017 Prius Eco.

The Ioniq has more horsepower than the Prius, too, and more rear-seat legroom. It comes with Hyundai's industry-leading warranty package that...