Bullmastiff vs Pyrenean Mastiff
Compare Bullmastiff and Pyrenean Mastiff: size, life expectancy, temperament and care side by side.
Bullmastiff
VS
Pyrenean Mastiff
Comparison table
Show differences only
Characteristic
Bullmastiff
Pyrenean Mastiff
Breed type
Purebred
Purebred
Height
61 – 69 cm
71 – 78 cm
Weight
41 – 59 kg
75 – 81 kg
Life expectancy
8 – 10 years
11 – 13 years
Child friendly
5/5
4/5
Energy level
3/5
3/5
Intelligence
3/5
3/5
Trainability
2/5
3/5
Health
3/5
3/5
Grooming needs
2/5
3/5
Shedding
3/5
3/5
Barking level
3/5
3/5
Aggressiveness
4/5
3/5
The 1–5 scale shows the level of each trait. A higher value means more of that trait. Individual animals may vary.
Characteristics
Bullmastiff
Great with kids
Low grooming
Protective
Stubborn
Giant
Pyrenean Mastiff
Great with kids
Giant
Summary
About Bullmastiff
Large, powerful guardian originally bred to catch poachers, the Bullmastiff is calm, confident and deeply loyal, often bonding closely with one person. It has a short, low‑maintenance coat, needs space, consistent early training and socialisation to guide its natural protectiveness.
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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