Notice the differences in conformation in these illustrations.
The American Boxers weight: females 50 - 65 lbs males 60 - 75 lbs
The European Boxers weight: female 75 - 90+ lbs males 80 - 95+ lbs
The American boxers are full grown about 18 months to 2 years The European boxers are full grown about 3 years
American Boxer
European Boxer
If you would like to go into more information these websites have much more detailed descriptions to offer. Also keep in mind that the American Kennel Club, The British Kennel Clubs and the European Kennel Clubs all accept and follow the guidelines of FCI.
