American Cocker Spaniel Size And Weight The suitable height for a fully-grown American Cocker Spaniel is around 38 cm or 15 inches for males. For females, the normal height at the withers is 36 cms or 14 inches on an average. English Lab – Facts About English Vs American Labrador Retriever. The Cocker is the AKC’s smallest sporting spaniel, standing about 14 to 15 inches. The coat comes in enough colors and patterns to please any taste. The .
The American Cocker is smaller, with a rounder head, shorter muzzle, and more profuse coat than its English ancestor. Just how this smaller Cocker was developed is not entirely clear; some credit the dog Obo 2nd, born around , as the first true American Cocker.