The above image is believed to be the shape of the next generation Hyundai Sonata or i40. Hyundai is developing the successor of  the Sonata under the YF name.

The next generation Sonata will debut in May 2009 and will go on sale in October 2009 in the Korean market. The all new Sonata/i40 is set to be a very different vehicle compared to its predecessor. It will have a very exciting exterior design and Hyundai is making a estate version too. Check out the pics below of the possible Sonata replacement under test.