2015 Hyundai Sonata Eco Estimated to get 28/38 MPG, Starts at $24,085 Jun 19, 2014 | News Manufacturer-estimated to achieve 28/38 mpg city/highway, the 2015 Hyundai Sonata Eco is powered by a turbocharged engine mated to a dual-clutch transmission. For 2015, the Hyundai Sonata gets a new …read more Share this:FacebookTwitterPinterest