Find me the perfect camera and I will show you a camera manufacturer who will be out of business in due time.
These were shot with G7 under conditions that could easily have been blown out. Dimension reduced, made 72 dpi then one pass of usm:
....
Playing around in the studio with ST-E2 on G7:
http://i175.photobucket.com/albums/w134/_Savas/IMG_0620-A.jpg
Thanks for taking a look