Leonberger
VS
Pyrenean Mastiff
Leonberger vs Pyrenean Mastiff
Compare Leonberger and Pyrenean Mastiff 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
Leonberger
Pyrenean Mastiff
Breed type
Purebred
Purebred
Height
65 – 80 cm
71 – 78 cm
Weight
40 – 77 kg
75 – 81 kg
Life expectancy
9 – 10 years
11 – 13 years
Child friendly
5/5
4/5
Energy level
3/5
3/5
Intelligence
3/5
3/5
Trainability
4/5
3/5
Health
2/5
3/5
Grooming needs
3/5
3/5
Shedding
4/5
3/5
Barking level
3/5
3/5
Aggressiveness
2/5
3/5
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Characteristics
Leonberger
Great with kids
Easy to train
Giant
Pyrenean Mastiff
Great with kids
Giant
Summary
About Leonberger
Large, strongly built “gentle giant” with lion‑coloured, water‑resistant double coat and black mask. Typically calm, devoted, and very good with children and other pets when well socialised. Needs regular exercise, kind training, thorough grooming, and careful health management.
About Pyrenean Mastiff
Large Spanish livestock guardian, the Pyrenean Mastiff is a giant, steady dog with a dense white coat and dark patches. Calm, observant and deeply loyal, it’s affectionate with family yet reserved with strangers, needing space, firm but gentle training, and experienced ownership.
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