The 2017 Sonata is a midsized sedan, placing it in direct competition with several of the best-selling cars in the country.. CarFax Title History Report is the industry leader in giving buyers confidence in their buying decision. It has had only one previous owner and comes with a CarFax Buy Back Guarantee. Some things are too hard to pass up. This car comes with a great EPA estimated fuel economy rating of 29 MPG combined. You'll forget how you ever drove without a rear view camera. You'll also love this vehicle's power mirrors, smart steering wheel controls, keyless entry, tinted/privacy glass and security system.