The Hyundai Equus (lang-ko?? ???), known as the Hyundai Centennial in the Middle East, is a full-size (full-size car) high-end luxury (luxury vehicle) car that serves as the flagship (Flagship car) model of Hyundai Motor Company. The Hyundai Equus is the largest and most expensive sedan in the companys lineup. In 2009, the company released a new version on a rear-wheel drive platform aimed to compete with the BMW 7 Series, Mercedes S-Class, Audi A8, Lexus LS.