Australian Shepherd vs Chihuahua

Which dog breed is right for you?

Australian Shepherd

Size
40–65 lbs, 18–23 in
Lifespan
12–15 years
Exercise
Very High
Grooming
Moderate
Good with Kids
Yes
Good with Pets
Yes
Smart Exuberant Work-oriented Loyal

Chihuahua

Size
3–6 lbs, 5–8 in
Lifespan
14–16 years
Exercise
Low
Grooming
Low
Good with Kids
No
Good with Pets
Yes
Bold Charming Alert Devoted

About the Australian Shepherd

Despite its name, the Australian Shepherd was actually developed in the western United States during the 19th century, likely from Basque shepherd dogs that passed through Australia on their way to America. These versatile herding dogs stand 18–23 inches tall and weigh 40–65 pounds, with a medium-length double coat that comes in four recognized colors — black, blue merle, red, and red merle — often with striking copper and white markings. Their coats are weather-resistant and require regular brushing to manage moderate-to-heavy shedding.

Temperament & Personality

Australian Shepherds are brilliant, energetic, and deeply devoted to their families — they thrive when given a purpose and can become anxious or destructive without one. They are excellent with children, often naturally herding and watching over younger family members. Aussies are typically friendly with other dogs but can be reserved with strangers, and their intelligence makes them exceptionally responsive to training.

Pros

  • One of the most intelligent and trainable breeds — excels in agility, flyball, and herding
  • Loyal and affectionate family companion who bonds closely with all household members
  • Versatile working dog adaptable to ranch life, sport, or active suburban living
  • Beautiful, eye-catching coat with striking color variations including heterochromia

Cons

  • Demands extensive daily exercise and mental engagement — easily 1–2 hours minimum
  • Heavy shedding, especially during seasonal coat changes
  • May herd children, cats, and other pets by nipping at heels
  • Prone to epilepsy, hip dysplasia, and the MDR1 gene mutation affecting drug sensitivity

Aussies are incredible partners for active families — discover adoptable Australian Shepherds waiting for you on Puplister.

About the Chihuahua

The Chihuahua is the world's smallest dog breed, originating from the Mexican state of Chihuahua where ancestors of the breed were kept by the ancient Toltec civilization. Standing just 5–8 inches tall and weighing a mere 2–6 pounds, these tiny dogs come in smooth-coat and long-coat varieties with virtually every color and pattern combination imaginable. Despite their diminutive size, Chihuahuas carry themselves with a bold, terrier-like confidence that belies their fragile frame.

Temperament & Personality

Chihuahuas are fiercely devoted to one person — often forming an almost obsessive bond with their chosen human. They are alert, spirited, and surprisingly courageous, frequently standing up to dogs many times their size without hesitation. While they can be wonderful companions for older children who handle them gently, their small size and tendency toward snappiness make them a poor match for households with toddlers.

Pros

  • Perfect apartment dogs — minimal space and exercise requirements
  • Exceptionally long lifespan of 14–18 years, among the longest of any breed
  • Portable size makes them easy travel companions for on-the-go owners
  • Low food costs and minimal grooming needs — especially the smooth-coat variety

Cons

  • Prone to patellar luxation, heart murmurs, hydrocephalus, and dental overcrowding
  • Fragile bones — easily injured by falls, rough play, or being stepped on
  • Notoriously difficult to housebreak due to tiny bladders and stubborn temperament
  • Tendency toward excessive barking and aggression toward strangers if not properly socialized

Discover your perfect pint-sized companion — explore Chihuahuas looking for forever homes right here on Puplister.

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Frequently Asked Questions

What is the difference between a Australian Shepherd and a Chihuahua?
The Australian Shepherd is 40–65 lbs, 18–23 in sized while the Chihuahua is 3–6 lbs, 5–8 in sized. They differ in size (40–65 lbs, 18–23 in vs 3–6 lbs, 5–8 in), lifespan (12–15 years vs 14–16 years), and care requirements.
Which breed is better with kids, Australian Shepherd or Chihuahua?
Australian Shepherd is generally good with kids. Chihuahua is not typically good with kids.
Which breed lives longer, Australian Shepherd or Chihuahua?
The Australian Shepherd has a lifespan of 12–15 years while the Chihuahua has a lifespan of 14–16 years.

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