Petite range: Height: below 14 inches, typically 25 lbs. or less
Miniature range: Height: over 14 but under 17 inches (35cm to 42cm) at wither, typically 26-35 lbs.
Medium range: Height: over 17 but under 21 inches (43cm to 52cm) at wither, typically 36-50 lbs.
Standard range: Height: over 21 inches (53cm to 63cm) at wither, typically 51 or more lbs.
Final size category of a dog will be determined at adulthood and is measured at the withers.
Please be aware that the estimated size of a puppy by a breeder is an educated guess.
Therefore, a puppy's final size may vary somewhat from a breeder's initial calculation.