Mastiff
Mastiff
VS
Australian Shepherd
Australian Shepherd
Breeds
Mastiff
Comparisons
Australian Shepherd

Mastiff vs Australian Shepherd

Compare Mastiff and Australian Shepherd side by side and get a clear picture of what sets the breeds apart. Explore differences in size, weight, temperament, activity level, and other key traits to more easily decide which breed best fits your lifestyle and circumstances.
Characteristic
Mastiff
Australian Shepherd
Breed type
Purebred
Purebred
Height
70 – 91 cm
46 – 58 cm
Weight
75 – 110 kg
14 – 29 kg
Life expectancy
10 – 12 years
13 – 16 years
Child friendly
3/5
3/5
Energy level
3/5
3/5
Intelligence
4/5
3/5
Trainability
3/5
4/5
Health
2/5
4/5
Grooming needs
3/5
4/5
Shedding
3/5
3/5
Barking level
3/5
4/5
Aggressiveness
2/5
3/5
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Characteristics

Mastiff
Super smart
Giant
Australian Shepherd
Easy to train
Medium

Summary

About Mastiff
The Mastiff is a giant, heavily built guardian dog, calm and dignified yet deeply devoted to its family. It is watchful rather than aggressive, needs gentle, consistent training, moderate exercise, and space. Its short coat is easy to maintain, but drool, health care, and costs are significant.
About Australian Shepherd
The Australian Shepherd is a medium, athletic herding dog, highly intelligent and energetic. Loyal and people oriented, it bonds closely and needs substantial daily exercise, training, and mental work. Its striking, weather resistant coat and varied eye colors add to its appeal.

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