Protective
Alert
Powerful
Courageous
Intelligent
Confident
Friendly
Docile
Reliable
Loyal
Devoted
Kind
Calm
Trustworthy

Playful
Loving
Independent
Energetic
Intelligent
Confident
Friendly
Affectionate
Loyal
Devoted
Fearless
Brave
Bright
Reserved
Suspicious

Golden Bullmastiff Retrievers are moderate shedders, but regular brushing can reduce shedding and maintain coat health.

Box-a-Shars are low shedding dogs, requiring minimal coat care.

United States

​United States

Golden Retreiver, Bullmastiff

Boxer, Shar-Pei

ACHC = American Canine Hybrid Club
DRA = Dog Registry of America, Inc.

ACHC = American Canine Hybrid Club
DRA = Dog Registry of America, Inc.

Unknown

2000s

Brown

Brown

Black
Brown

Black

Brindle
Red
Fawn

Brown
Black
Red
Brindle
Pied

Golden Bullmastiff Retrievers have short coats.

Box-a-Shars have coats that can be either short or medium in length.

A Golden Bullmastiff Retriever can have a litter of 5-10 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 Box-a-Shar can have a litter of 2-10 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.

The Golden Bullmastiff Retriever breed is generally very healthy, requiring minimal vet visits. Still, it's important to keep an eye on their health and seek veterinary care when needed.

Box-a-Shars typically have low vet costs due to their good health, but it's important to monitor their health and seek vet care when necessary.

Hip Dysplasia
Bloat

Bloat
Hypothyroidism
Degenerative Myelopathy
Cancer
Aortic Stenosis

Elbow Dysplasia
Cataracts
Glaucoma
Skin Allergies
Foot Cysts And Infection
Hypothyroidism

Patellar Luxation
Hip Dysplasia
Epilepsy
Eye Problems

Physical Examination
Radiographs

X-Rays
MRI
Eye Examination
Physical Examination
Allergy Tests
Blood Work
Radiography

Fetch, Walk, Trampoline

Walk, Hike, Play, Hunt, Tug-of-war, Fetch, Brushing, Playing, Swimming, Snuggling, Wrestling, Play tug-a-war, Go to Park, Run, Frisbee, Chase, Ball throwing, Training, Cuddling, Car rides, Running, Mind games, Walks

There's really no limit to how far you walk your dog as long as they're comfortable. For Golden Bullmastiff Retriever, it's at least 8 miles / week. Just remember to build distance and stamina gradually over time.

There's really no limit to how far you walk your dog as long as they're comfortable. For Box-a-Shar, it's at least 9 miles / week. Just remember to build distance and stamina gradually over time.

In general most Golden Bullmastiff Retrievers usually need at least 60 minutes of exercise daily. This can be spread across the day and include all sorts of high-energy activities, like walking, running and playing.

In general most Box-a-Shars usually need at least 30 minutes of exercise daily. This can be spread across the day and include all sorts of high-energy activities, like walking, running and playing.

The Golden Bullmastiff Retriever requires an average amount of grooming compared to other breeds.

The Box-a-Shar has low grooming needs and is easy to maintain.

Slicker Brush
Comb
Nail Clipper

Pin Brush
Slicker Brush
Nail Clipper

The average per month expenses of a Golden Bullmastiff Retriever is between $55 - $63. This makes an average of $660 - $756 per year. It will be on the higher side when the dog is still small because it will need more frequent visits to the vet, shots.

The average per month expenses of a Box-a-Shar is between $55 - $73. This makes an average of $660 - $876 per year. It will be on the higher side when the dog is still small because it will need more frequent visits to the vet, shots.

This breed is sensitive and requires gentle handling and a calm home environment.

Box-a-Shars have average emotions and adapt well to different situations.

Golden Bullmastiff Retrievers are good apartment dogs as long as they get enough exercise and stimulation outside of the apartment.

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

Golden Bullmastiff Retrievers make excellent family pets for kids due to their gentle, protective nature and calm temperament.

Box-a-Shars have an average level of friendliness towards children.

Golden Bullmastiff Retrievers are average in their friendliness towards other dogs, and socialization can help.

Box-a-Shars are less friendly towards other dogs, but can improve with socialization.

Golden Bullmastiff Retrievers are friendly but may bark at strangers, and training is easy due to their intelligence.

Box-a-Shars are quick to announce strangers and can be standoffish or suspicious.

Golden Bullmastiff Retrievers are popular for their ease of training and quick learning ability.

Box-a-Shars are usually easy to train but require consistency to fully obey commands.