This camera is super. There are some features that were added to the XL-1S which make this camera stand out over Sony. There are web sites that teach how to use the camera and how to get around some of the XL-1 problems.
This has been the camera of choice for most news organizations that travel the world. Add the EOS adapter and you have a camera that does more than any other camera made in its price range. Before you buy listen to the pros that use this camera, do a search at google.com for tips and tricks and the XL-1 web sites. Then decide between the Sony and Canon.