The Hyundai Sonata has been a strong contender in the midsize sedan market since its debut in the U.S. in 1989. Known for its affordability, fuel efficiency, and spacious interior, the Sonata remains ...

The launch of Hyundai's first Theta engine in the 2004 Sonata helped signify that the Korean automaker was moving beyond its 20th-century origins. Available in 2.0- and 2.4-liter displacements, the ...