monika.pferd2 years ago000Is there a difference between the sibrigen, red, green or blue sharpener machine?Show in original language (German)norbert.hagger2 years ago000 Helpful answerThere is no difference as far as I can tell. I chose the silver one because I knew it that way.Show in original language (German)Commentkostasa1 year ago000Silver & red are the standard colors that are always available. Sometimes they make limited editions other colors that tend to be more expensive.CommentAnonymous2 years ago000No ideaShow in original language (German)Comment