Bullmastiff
VS
Bouvier des Flandres
Bullmastiff vs Bouvier des Flandres
Compare Bullmastiff and Bouvier des Flandres 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
Bullmastiff
Bouvier des Flandres
Breed type
Purebred
Purebred
Height
61 – 69 cm
59 – 68 cm
Weight
41 – 59 kg
27 – 40 kg
Life expectancy
8 – 10 years
7 – 10 years
Child friendly
5/5
3/5
Energy level
3/5
3/5
Intelligence
3/5
4/5
Trainability
2/5
4/5
Health
3/5
2/5
Grooming needs
2/5
5/5
Shedding
3/5
2/5
Barking level
3/5
4/5
Aggressiveness
4/5
4/5
Characteristics
Bullmastiff
Great with kids
Low grooming
Protective
Stubborn
Giant
Bouvier des Flandres
Super smart
Protective
Easy to train
Large
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 Bouvier des Flandres
Powerful, rugged herding dog from Flanders, medium‑large with a thick, tousled double coat and bearded face. Calm yet serious, strongly loyal and protective, it needs early socialization, confident positive training, regular mental challenges, and plenty of daily exercise.
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