Comparison between Staffordshire Bull and American Staffordshire Terrier

Staffordshire Bull Terrier American Staffordshire Terrier
General Appearance Muscular and agile with great strength for its size Muscular and agile with great strength for its size but graceful without being long legged or racy
Size Desirable height at withers 36-41 cms (14 to 16 ins), these heights being related to the weights. Weight: dogs: 13-17 kgs (28-38 lbs); bitches 11-15.4 kgs. Bearing in mind the height and weight should be in proportion, the height for dogs is around 46 - 48 cms (18 - 19 inches) at the shoulder with bitches 43 - 46 cm (17 - 18 inches)
Colour Any of the following colours either whole or mixed with white: red, fawn, white, black or blue or of the brindle colours. Black and tan or liver highly undesirable. Any solid, patched or parti-colour is permissible. However all white or more than 80% white or black and tan or liver not to be encouraged.
Staffordshire Bull TerrierStaffordshire Bull Terrier Am Staff TerrierAm Staff Terrier
Head Short through and deep through with broad skull, very pronounced cheek muscles and distinct stop. The nose is black but the foreface should be short. Medium length and deep through with broad skull, very pronounced cheek muscles and distinct stop. The nose is black but the foreface should be of medium length and fall away under the eyes.
Eyes Dark and round, of medium size and set to look straight ahead. Dark and round, set low in skull and far apart
Ears Rose-shaped or semi-erect but not large Small, rose-shaped or semi-erect
Mouth Lips tight, perfect scissors bite Lips tight, perfect scissors bite
Neck Rather short, muscular with no dewlap Medium length, heavy and slightly arched with no dewlap
Staffordshire Bull TerrierStaffordshire Bull Terrier Am Staff TerrierAm Staff Terrier
Forequarters Forelegs straight, set wide apart with upright pasterns, but front feet may turn out a little (for balance). Forelegs straight, large with round bone, with upright pasterns. The forelegs are set wide apart (to allow chest development).
Topline Level Sloping slightly from withers to rump with a gentle short slope at rump to base of tail.
Body Balanced, well sprung ribs with chest deep and wide Fairly short, well sprung ribs with chest deep and broad
Hindquarters Well muscled with a good turn of stifle and short hocks that neither turn in nor out Well muscled  with a good turn of stifle and short hocks that neither turn in nor out
Feet Medium sized with well arched toes Medium sized, well padded feet with black nails in solid coloured dogs
Tail Medium length, set low and tapering to a point and carried low. The tail's shape and carriage may be likened to an old fashioned pump handle. Short compared with the size of the dog, set low and tapering to a point. The tail should be fairly straight and never curled or carried over the back.
Staffordshire Bull TerrierStaffordshire Bull Terrier Amercan Staffordshire TerrierAmercan Staffordshire Terrier
Gait Free, with discernible power derived from its hindquarters. With economy of effort, the legs should be parallel when viewed from the front or rear. Springy without roll or pace.
Coat Smooth, short and close. Short, close and glossy feels stiff to touch.

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