Independent
Protective
Alert
Powerful
Courageous
Intelligent
Docile
Reliable
Loyal
Devoted
Fearless
Good-natured
Calm

Independent
Protective
Alert
Sensitive
Courageous
Intelligent
Loyal
Inquisitive
Selfish
Fearless
Good-natured
Watchful
Companionable

Bull Mastweilers are moderate shedders, but regular brushing can reduce shedding and maintain coat health.

Brottweilers are low shedding dogs, requiring minimal coat care.

Bullmastiff, Rottweiler

Rottweiler, Brussels Griffon

IDCR = International Designer Canine Registry®
DRA = Dog Registry of America, Inc.

ACHC = American Canine Hybrid Club
DDKC = Designer Dogs Kennel Club
DRA = Dog Registry of America, Inc.
IDCR = International Designer Canine Registry®

1990s

Unknown

A Bull Mastweiler can have a litter of 4-13 puppies on average. However, it's worth noting that the size of the litters can vary greatly. Factors that can influence litter size include the health of the mother, breeding history, and genetics.

A Brottweiler can have a litter of 8-12 puppies on average. However, it's worth noting that the size of the litters can vary greatly. Factors that can influence litter size include the health of the mother, breeding history, and genetics.

Bull Mastweilers have average adaptability to changes in lifestyle and living environments compared to other breeds.

Brottweilers are known for their adaptability and can adjust well to different environments and lifestyle changes.

Bull Mastweilers typically have low vet costs due to their good health, but it's important to monitor their health and seek vet care when necessary.

While the Brottweiler breed is generally healthy, occasional vet check-ups are still necessary to address any health concerns.

Hip Dysplasia
Bloat
Osteochondritis Dissecans

Hip Dysplasia
Heart Problems
Hypothyroidism

Elbow
Hypothyroidism
Retinal Detachment

Patellar Luxation
Bloat
Eye Problems

Hip
Elbow
Thyroid Tests
X-Rays
Physical Examination

X-Rays
Urinalysis
Blood Work
Complete Physical Examination
Full Chemistry Panel Tests and Blood Count

Bull Mastweiler has above average social needs and thrives with interaction with humans and other dogs.

Brottweiler has very high social needs and requires regular mental and physical stimulation, a job or purpose, and companionship.

Bull Mastweiler dogs are generally less vocal than other breeds and only bark when necessary, such as to alert their owner or communicate.

Brottweilers bark moderately when necessary and may also bark due to certain triggers like fear, alarm, boredom, greeting, separation anxiety and compulsive barking.

The Bull Mastweiler has low grooming needs and is easy to maintain.

The Brottweiler requires an average amount of grooming compared to other breeds.

Bull Mastweilers are good apartment dogs as long as they get enough exercise and stimulation outside of the apartment.

The Brottweiler is a great apartment dog, thriving with sufficient exercise and time outside as part of their daily routine.

Bull Mastweilers have an average level of friendliness towards children.

Brottweilers are not the best choice for families with kids.

Bull Mastweilers are somewhat cat friendly and can be trained to get along with cats.

Brottweilers are good with cats, but early training is needed to prevent chasing behavior.

Bull Mastweilers are not dog-friendly.

Brottweilers are less friendly towards other dogs, but can improve with socialization.

Bull Mastweilers are popular for their ease of training and quick learning ability.

Brottweilers are usually easy to train but require consistency to fully obey commands.