Testing cars these days is much trickier than it used to be. Now when you take a fräulein to the mall in your partially-disguised 2011 Mercedes E-Class convertible some car nut with an iPhone's there to take photos.
The vehicle should go on sale in early 2010 and snag the six- and eight-cylinder engines from the coupe, including the 388 HP V8. It'll more than likely only be available with a soft top and go on sale some time in early 2010. [Carscoop]