American Staffordshire Terrier vs Staffordshire Bull Terrier

Which dog breed is right for you?

American Staffordshire Terrier

Size
40–70 lbs, 17–19 in
Lifespan
12–16 years
Exercise
High
Grooming
Low
Good with Kids
Yes
Good with Pets
No
Loyal Courageous Good-natured Smart

Staffordshire Bull Terrier

Size
24–38 lbs, 14–16 in
Lifespan
12–14 years
Exercise
High
Grooming
Low
Good with Kids
Yes
Good with Pets
No
Brave Affectionate Reliable Intelligent

About the American Staffordshire Terrier

The American Staffordshire Terrier — often called the AmStaff — was developed in the United States from crosses between Bulldogs and Terriers, earning AKC recognition in 1936. They stand 17–19 inches at the shoulder and weigh 40–70 pounds, presenting a stocky, muscular build that radiates power and confidence. Their short, stiff coat comes in a wide variety of colors and patterns, including blue, fawn, brindle, and black, and requires only minimal grooming.

Temperament & Personality

AmStaffs are known for their courage, intelligence, and unwavering loyalty to their families — they are genuinely affectionate dogs who love being at the center of household activities. They are typically excellent with children and are known for their patience and tolerance with youngsters. Proper socialization from puppyhood is critical, as they can be assertive with other dogs, and their strength demands a handler who can provide calm, confident leadership.

Pros

  • Incredibly loyal and protective of their family without being overly aggressive
  • Smart and highly trainable — they excel in obedience, rally, and therapy work
  • Short coat makes grooming a breeze
  • Sturdy and athletic, perfect for active families who enjoy outdoor activities

Cons

  • May face breed-specific legislation and insurance restrictions
  • Requires early and ongoing socialization with other dogs and animals
  • Prone to hip dysplasia, cardiac disease, and skin allergies
  • Their strong jaws and determination mean they can destroy toys and furniture quickly

AmStaffs make incredible family companions when given the right home — search for adoptable American Staffordshire Terriers on Puplister.

About the Staffordshire Bull Terrier

The Staffordshire Bull Terrier was developed in 19th-century England's Staffordshire region from crosses between Bulldogs and various terriers, originally bred for bull-baiting and later as a compact, agile fighting dog — a history that belies its true nature as a devoted family companion. These muscular, athletic dogs stand 14 to 16 inches tall and weigh 24 to 38 pounds, packed with surprising strength and agility in a compact frame. Their smooth, short coat comes in red, fawn, white, black, blue, or brindle — with or without white markings.

Temperament & Personality

Staffordshire Bull Terriers are affectionate, courageous, and remarkably gentle with people — earning the nickname "nanny dog" in England for their extraordinary patience and devotion to children. They adore human companionship, are playful well into adulthood, and form intensely loyal bonds with their families. While they can be assertive with other dogs, proper socialization from puppyhood typically produces a confident, well-adjusted adult that gets along with everyone.

Pros

  • Exceptionally affectionate and gentle with children and family members
  • Compact, muscular build well-suited for smaller homes and apartments
  • Low-maintenance coat requiring only occasional brushing
  • Brave and loyal — a devoted companion that thrives on human interaction

Cons

  • Can be dog-aggressive without careful socialization and management
  • Breed-specific legislation and housing restrictions in many jurisdictions
  • Prone to hip and elbow dysplasia, L-2 hydroxyglutaric aciduria, and cataracts
  • Strong and powerful — requires owners who can provide firm, consistent leadership

Staffies are among the most devoted family dogs in existence — find a Staffordshire Bull Terrier on Puplister and see for yourself.

Available for Adoption

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American Staffordshire Terriers

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Frequently Asked Questions

What is the difference between a American Staffordshire Terrier and a Staffordshire Bull Terrier?
The American Staffordshire Terrier is 40–70 lbs, 17–19 in sized while the Staffordshire Bull Terrier is 24–38 lbs, 14–16 in sized. They differ in size (40–70 lbs, 17–19 in vs 24–38 lbs, 14–16 in), lifespan (12–16 years vs 12–14 years), and care requirements.
Which breed is better with kids, American Staffordshire Terrier or Staffordshire Bull Terrier?
American Staffordshire Terrier is generally good with kids. Staffordshire Bull Terrier is generally good with kids.
Which breed lives longer, American Staffordshire Terrier or Staffordshire Bull Terrier?
The American Staffordshire Terrier has a lifespan of 12–16 years while the Staffordshire Bull Terrier has a lifespan of 12–14 years.

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