In wich terms does it corresponds to it's opposants? From my sources, the Type VIIC is smaller, lighter and had less range. The only german class that had comparable specifications was Type IXC and Type IXD. Sources: Conway's All the World's Fighting Ships 1922-1946 - Roger Chesneau, Robert Gardiner Wolf Pack: The Story of the U-Boat in World War II - Gordon Williamson http://uboat.net/ Best regards, Jan