American Staffordshire Terrier
VS
Newfoundland
American Staffordshire Terrier vs Newfoundland
Compare American Staffordshire Terrier and Newfoundland 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
American Staffordshire Terrier
Newfoundland
Breed type
Purebred
Purebred
Height
43 – 48 cm
65 – 71 cm
Weight
19 – 33 kg
52 – 68 kg
Life expectancy
12 – 14 years
8 – 10 years
Child friendly
4/5
5/5
Energy level
4/5
3/5
Intelligence
3/5
4/5
Trainability
4/5
4/5
Health
4/5
2/5
Grooming needs
3/5
4/5
Shedding
3/5
5/5
Barking level
4/5
3/5
Aggressiveness
2/5
2/5
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Characteristics
American Staffordshire Terrier
Great with kids
High energy
Easy to train
Large
Newfoundland
Great with kids
Super smart
Easy to train
Giant
Summary
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.
About Newfoundland
The Newfoundland is a giant, water‑loving working dog with a dense, heavy‑shedding coat and notable drooling. Calm, loyal, and gentle with children, it needs close family contact, kind training, moderate exercise, careful grooming, space, and proactive health care for joints, heart, and bloat.
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