DogMatchUp

Spanish Mastiff vs Australian Shepherd

Comprehensive comparison of two popular breeds to help you decide which one might be the better fit for your lifestyle and preferences.

Spanish Mastiff
Giant

Spanish Mastiff

Foundation Stock Service

Australian Shepherd
Medium

Australian Shepherd

Herding Group

Quick Comparison

Size

Spanish Mastiff Giant
Australian Shepherd Medium

Lifespan

Spanish Mastiff 10-12 years
Australian Shepherd 12-15 years

Exercise Needs

Spanish Mastiff 2/5
Australian Shepherd 4/5

Grooming Needs

Spanish Mastiff 3/5
Australian Shepherd 3/5

Breed Overview

Spanish Mastiff Overview

Majestic Spanish Mastiffs possess a commanding presence with their massive build and dignified bearing. Their thick, muscular frame supports a large head with pendulous jowls and a distinctive wrinkled brow. The dense coat comes in various colors, predominantly fawn and brindle. Despite their imposing size, these gentle giants display remarkable gentleness and patience, particularly with family members.

Origin: Unknown
Life Expectancy: 10-12 years
Size: Giant
Temperament: Affectionate, Intelligent, Kind

Australian Shepherd Overview

Australian Shepherds showcase a medium-sized, muscular build with distinctive merle coats and striking eye colors, often heterochromatic. Their agile frame supports remarkable herding abilities, while their alert expression and medium-length double coat reflect their working heritage. Athletic and well-proportioned, they move with fluid grace and purpose, demonstrating the perfect blend of strength and agility needed for their herding duties.

Origin: Unknown
Life Expectancy: 12-15 years
Size: Medium
Temperament: Smart, Work-Oriented, Exuberant

Key Differences

  • Energy Level: Spanish Mastiffs are less energetic than Australian Shepherds, requiring less daily exercise.
  • Grooming: Spanish Mastiffs require less grooming attention compared to Australian Shepherds.
  • Temperament: While both breeds are intelligent, Spanish Mastiffs tend to be more reserved with strangers than Australian Shepherds.
  • Trainability: Spanish Mastiffs may be slightly easier to train due to their Spanish Mastiff's higher intelligence ranking.
  • Living Situation: Australian Shepherds adapt better to apartment living, while Spanish Mastiffs typically prefer homes with more space.

Detailed Comparison

Below is a comprehensive side-by-side comparison of the Spanish Mastiff and Australian Shepherd, covering everything from physical characteristics to care requirements.

Basic Information

Feature Spanish Mastiff Australian Shepherd
Size Giant Medium
Life Expectancy 10-12 years 12-15 years
Country of Origin Unknown Unknown
Breed Group Foundation Stock Service Herding Group

Physical Characteristics

Feature Spanish Mastiff Australian Shepherd
Height
28-35 inches
71-89 cm
18-23 inches
46-58 cm
Weight
140-200 lbs
64-91 kg
40-65 lbs
18-29 kg
Coat Type Short, dense coat Short, dense coat
Coat Length Short Short
Shedding Seasonal Seasonal

Temperament & Behavior

Feature Spanish Mastiff Australian Shepherd
Temperament Affectionate, Intelligent, Kind Smart, Work-Oriented, Exuberant
Energy Level
2/5
4/5
Intelligence
2/5
1/5

Compatibility

Feature Spanish Mastiff Australian Shepherd
Good with Children
3/5
5/5
Good with Other Dogs
3/5
3/5
Apartment Friendly
2/5
2/5

Temperament & Personality

Spanish Mastiff Temperament

Affectionate Intelligent Kind

The Spanish Mastiff is known for being affectionate, intelligent, kind, making them better suited for homes without young children. Their moderate intelligence means they can be trained with consistent effort. They tend to be reserved with strangers, which makes them good watchdogs. Their moderate energy level makes them adaptable to different lifestyles, though they still need regular exercise.

Australian Shepherd Temperament

Smart Work-Oriented Exuberant

The Australian Shepherd is characterized by being smart, work-oriented, exuberant, which makes them great companions for families. With their moderate intelligence, they can learn with consistent training methods. They're naturally cautious around strangers, which enhances their ability to serve as watchdogs. Their high energy requires substantial daily exercise and activities to keep them physically and mentally satisfied.

Temperament Comparison

When comparing the Spanish Mastiff and Australian Shepherd, there are notable differences in their temperaments that potential owners should consider:

Sociability with Strangers

Spanish Mastiff
3/5
Australian Shepherd
3/5

Good with Children

Spanish Mastiff
3/5
Australian Shepherd
5/5

Side-by-Side Trait Ratings

GOOD WITH YOUNG CHILDREN

Spanish Mastiff

Not Recommended Good With Children

Rating: 3/5

Australian Shepherd

Not Recommended Good With Children

Rating: 5/5

GOOD WITH OTHER DOGS

Spanish Mastiff

Not Recommended Good With Other Dogs

Rating: 3/5

Australian Shepherd

Not Recommended Good With Other Dogs

Rating: 3/5

ENERGY LEVEL

Spanish Mastiff

Low High

Rating: 2/5

Australian Shepherd

Low High

Rating: 4/5

TRAINABILITY / INTELLIGENCE

Spanish Mastiff

Challenging Easy to Train

Rating: 2/5

Australian Shepherd

Challenging Easy to Train

Rating: 1/5

GROOMING NEEDS

Spanish Mastiff

Low High

Rating: 3/5

Australian Shepherd

Low High

Rating: 3/5

Care & Maintenance

Spanish Mastiff Care Requirements

Exercise Needs

2/5

Spanish Mastiffs require moderate daily exercise, including about 30-60 minutes of physical activity. This can include walks, play sessions, and moderate activities like walking and interactive play.

Grooming Requirements

3/5

With their short, dense coat coat, Spanish Mastiffs require moderate grooming. This includes regular brushing to prevent matting and reduce shedding. Occasional professional grooming may be beneficial.

Australian Shepherd Care Requirements

Exercise Needs

4/5

Australian Shepherds need substantial daily exercise, including at least 60-90 minutes of physical activity. This should include walks, play sessions, and more intense activities like running, swimming, or agility training.

Grooming Requirements

3/5

With their short, dense coat coat, Australian Shepherds require moderate grooming. This includes regular brushing to maintain coat health and reduce shedding. Occasional professional grooming may be helpful.

Health & Lifespan

Spanish Mastiff Health Profile

Average Lifespan: 10-12 years

Common Health Issues:

  • Hip dysplasia
  • Elbow dysplasia
  • Bloat
  • Heart issues
  • Eye problems

Australian Shepherd Health Profile

Average Lifespan: 12-15 years

Common Health Issues:

  • Hip Dysplasia
  • MDR1 Gene
  • CEA
  • Epilepsy
  • Cataracts

Pros & Cons

Spanish Mastiff

Pros

  • Excellent guardian breed
  • Gentle with family
  • Patient temperament
  • Low exercise needs

Cons

  • Heavy drooling
  • Significant food costs
  • Space requirements
  • Health issues

Australian Shepherd

Pros

  • Highly intelligent
  • Excellent work ethic
  • Versatile abilities
  • Strong protective instincts
  • Athletic and agile

Cons

  • High exercise needs
  • Intense herding instinct
  • Heavy shedding
  • Can be too energetic
  • Requires constant mental stimulation

Ready to Find Your Perfect Match?

Now that you've compared the Spanish Mastiff and Australian Shepherd, explore more breeds or use our breed matching tool to find the perfect dog for your lifestyle.