Comparison

Border Collie vs Australian Shepherd

Border Collie

14-20 kg · 12-15 years lifespan

An exceptionally quick-learning working dog that needs daily physical and mental work - without it, it invents a "job" of its own.

Australian Shepherd

16-32 kg · 12-15 years lifespan

A driven, quick-learning herding dog that needs a real job every day - rewarding for active owners, overwhelming for anyone expecting a casual pet.

Side by side

Border Collie Australian Shepherd
Size Medium 14-20 kg · 46-56 cm Medium 16-32 kg · 46-58 cm
Exercise needs Very high 2+ hours daily plus mental work Very high 2+ hours of real work daily
Alone-time tolerance Low About 4 hours max, or problems follow Low About 4 hours max, or problems follow
Training Learns fast But demands daily work for its head Learns fast Picks up new cues in a few reps
Coat care Moderate Brushing 2-3x weekly, seasonal shedding Moderate Brushing 2-3x weekly, seasonal shedding
Fit with kids Conditional Tends to "herd" small children Conditional May herd small, running children
Other pets Good With early socialization; may chase cats Good Good with early socialization
Health burden Moderate CEA, epilepsy, hip dysplasia Moderate Hips, MDR1 sensitivity, eyes

Temperament

Border Collie

TrainabilityVery high
Drive to workVery high
SensitivityHigh
IndependenceLow
Herding instinctVery high
Guarding tendencyModerate

Australian Shepherd

TrainabilityVery high
Drive to workVery high
SensitivityHigh
IndependenceLow
Herding instinctVery high
Guarding tendencyModerate

Who should pick which

Pick the Border Collie if you want the sharpest, most precise working partner in dogdom and your life is already organized around daily training and sport. It is more sensitive and more intense than the Aussie - brilliant in a quiet, structured home, brittle in a chaotic one.

Pick the Australian Shepherd if you want nearly the same work ethic in a slightly sturdier package: Aussies typically cope better with household bustle and visitors, at the cost of more guarding bark and an equally serious exercise bill.

Pick neither if "active" means a walk after work. Both breeds herd children, invent jobs, and unravel without 2+ hours of real physical and mental work every day.

Health, from RealVetCost

Border Collie Moderate
  • Collie eye anomaly (CEA)
  • Idiopathic epilepsy
  • Hip dysplasia
View the full health profile
Australian Shepherd Moderate
  • Hip dysplasia
  • MDR1 drug sensitivity
  • Hereditary cataracts
View the full health profile