Bullmastiff
VS
American Staffordshire Terrier
Bullmastiff vs American Staffordshire Terrier
Compare Bullmastiff and American Staffordshire Terrier side by side and get a clear picture of what sets the breeds apart. Explore differences in size, weight, temperament, activity level, and other key traits to more easily decide which breed best fits your lifestyle and circumstances.
Characteristic
Bullmastiff
American Staffordshire Terrier
Breed type
Purebred
Purebred
Height
61 – 69 cm
43 – 48 cm
Weight
41 – 59 kg
19 – 33 kg
Life expectancy
8 – 10 years
12 – 14 years
Child friendly
5/5
4/5
Energy level
3/5
4/5
Intelligence
3/5
3/5
Trainability
2/5
4/5
Health
3/5
4/5
Grooming needs
2/5
3/5
Shedding
3/5
3/5
Barking level
3/5
4/5
Aggressiveness
4/5
2/5
Characteristics
Bullmastiff
Great with kids
Low grooming
Protective
Stubborn
Giant
American Staffordshire Terrier
Great with kids
High energy
Easy to train
Large
Summary
About Bullmastiff
Large, powerful guardian originally bred to catch poachers, the Bullmastiff is calm, confident and deeply loyal, often bonding closely with one person. It has a short, low‑maintenance coat, needs space, consistent early training and socialisation to guide its natural protectiveness.
About American Staffordshire Terrier
American Staffordshire Terrier: muscular, medium-sized, people-focused dog with a short, easy-care coat in many colors. Affectionate, energetic, and highly trainable with consistent, positive handling. Needs daily exercise, mental stimulation, socialization, and responsible management.
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