American Bulldog vs Australian Shepherd

Working · Large vs Herding · Medium

Quick take
  • American Bulldog is the larger breed at 75–100 lbs (males) vs 50–65 lbs for the Australian Shepherd.
  • The Australian Shepherd typically lives longer (12–15 years).
  • The Australian Shepherd has higher daily energy needs.
  • The American Bulldog sheds less.
  • The Australian Shepherd is generally more trainable.

Side-by-side traits

TraitAmerican BulldogAustralian Shepherd
Group
WorkingHerding
Size
LargeMedium
Origin
USAUSA
Height (male)
22–25"20–23"
Height (female)
20–23"18–21"
Weight (male)
75–100 lbs50–65 lbs
Weight (female)
60–80 lbs40–55 lbs
Lifespan
Average expected lifespan.
10–12 years12–15 years
Energy level
Daily activity needs.
High (4/5)Very High (5/5)
Trainability
How quickly the breed learns commands.
High (4/5)Very High (5/5)
Intelligence
Problem-solving ability.
High (4/5)Very High (5/5)
Exercise needs
Daily physical activity required.
High (4/5)Very High (5/5)
Shedding
Lower = less hair around your home.
Moderate (3/5)High (4/5)
Grooming effort
Brushing, bathing, professional grooming.
Very Low (1/5)Moderate (3/5)
Drooling
Lower = drier face and furniture.
Moderate (3/5)Very Low (1/5)
Barking
How vocal the breed is.
Moderate (3/5)Moderate (3/5)
Good with kids
High (4/5)Very High (5/5)
Good with other dogs
Moderate (3/5)High (4/5)
Good with strangers
Moderate (3/5)Moderate (3/5)
Protectiveness
Watchdog tendencies.
Very High (5/5)High (4/5)
Adaptability
Apartment / new environment tolerance.
Moderate (3/5)Moderate (3/5)
Coat length
shortmedium
Hypoallergenic
Lower-shedding, less dander.
NoNo
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About the American Bulldog

The American Bulldog is a loyal, athletic, hard-working farm guardian — taller and more athletic than the English Bulldog. Originally from USA, this large working breed typically weighs 75–100 lbs and lives 10–12 years. Breeders describe them as loyal, athletic, hardworking.

About the Australian Shepherd

The Australian Shepherd is a smart, work-oriented, exuberant herding dog — actually American despite the name; needs a job. Originally from USA, this medium herding breed typically weighs 50–65 lbs and lives 12–15 years. Breeders describe them as smart, work-oriented, exuberant.

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American Bulldog health

Common health concerns reported in this breed:

  • Hip dysplasia
  • Cherry eye
  • Skin allergies
  • Kidney disease

Australian Shepherd health

Common health concerns reported in this breed:

  • Hip dysplasia
  • Epilepsy
  • Eye problems
  • MDR1 gene mutation