http://www.pdnonline.com/pdn/gear/Ca...Reb-1793.shtml

Same sensor, same lenses. But this one has an articulated screen, which will be useful for live view users, digital zoom in video mode, and a "scene detect" mode, also known as "even more auto".

In a confusion inducing second announcement, they have also replaced the Rebel XSi with a new camera called the Rebel T3. This one is 12.2 megapixels and can do 720p video.