Protective
Alert
Courageous
Intelligent
Affectionate
Loyal
Cheerful
Faithful

Playful
Loving
Energetic
Alert
Intelligent
Friendly
Responsive
Affectionate
Loyal
Lively
Gentle
Going
Social
Aggressive
Cheerful

Mountain Mastiffs are heavy shedders, but regular brushing can help manage shedding and promote a healthy coat.

Boston Labs are moderate shedders, but regular brushing can reduce shedding and maintain coat health.

Mastiff, Bernese Mountain Dog

Boston Terrier, Labrador Retriever

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

DRA = Dog Registry of America, Inc.

Brown

Brown

Black

Black

Black
Fawn
Silver
White
Brown

Brown
Black
White

A Mountain Mastiff can have a litter of 1-14 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 Boston Lab 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.

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

Boston Labs are highly adaptable and versatile, making them excellent companions for families and individuals of all lifestyles.

The Mountain Mastiff 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.

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

Bloat
Kidney Problems
Von Willebrand's Disease
Seizures

Intervertebral Disc Disease
Hip Dysplasia

Hip And Elbow Dysplasia
Eye Problems

Patellar Luxation

Elbow
Blood
Eyes
Hips
Up:Uc Ratio For Kidney Function

X-Rays
Urinalysis
Full Blood Work
General Physical Examination

Mountain Mastiff has average social needs and is less independent than other breeds.

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

Mountain Mastiffs need moderate physical activity and are great for families and active individuals.

Boston Labs require significant physical activity and suit those with an active lifestyle.

Mountain Mastiffs have moderate energy levels and typical sleep patterns of 12-14 hours per day.

Boston Labs sleep less than other breeds but still need adequate sleep for good health.

Cuddling

Fetch, Hide & Seek, Walking, Tug-of-war, Tug of War, Nature walk, Frisbee, Chase, Snuggles, Hike, Walk, Run, Nap, Dog Parks, Tag, Running, Shake, Swim, Dressing up

Mountain Mastiffs are medium-energy dogs and typically enjoy socializing and playing casual or even sustained games of chase with other dogs. They may also have occasional periods of barking or racing around the house.

Boston Labs are high-energy dogs. They need mental as well as physical exercise. These dogs require a lot of your involvement and without it they can, and will, become problematic dogs.

There's really no limit to how far you walk your dog as long as they're comfortable. For Mountain Mastiff, it's at least 10 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 Boston Lab, it's at least 9 miles / week. Just remember to build distance and stamina gradually over time.

In general most Mountain Mastiffs 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 Boston Labs usually need at least 120 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 Mountain Mastiff requires an average amount of grooming compared to other breeds.

The Boston Lab is a low-maintenance breed that doesn't require much grooming.

Ideally, Mountain Mastiff should be brushed at least 2 or 3 times a week (preferably daily) improve shedding.

Boston Lab should be brushed at least once a week. Of course you can give them more frequent brushes if you find that they are still shedding a lot

Pin Brush
Comb
Scissors
Nail Clipper

Pin Brush
Comb
Nail Clipper

For an average 150-200 pound (68 - 91 kg) Mountain Mastiff feed 5 cups daily. But, keep in mind, the amount you feed is going to be dependent on the quality of the food you are feeding.

For an average 27-50 pound (12 - 23 kg) Boston Lab feed 3 cups daily. But, keep in mind, the amount you feed is going to be dependent on the quality of the food you are feeding.

The average cost of a Mountain Mastiff is somewhere $4.90 - $6.30 per day.

The average cost of a Boston Lab is somewhere $1.70 - $2.00 per day.

The average per month expenses of a Mountain Mastiff is between $147 - $161. This makes an average of $1764 - $1932 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 Boston Lab is between $48 - $63. This makes an average of $576 - $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.

Mountain Mastiffs are average in obedience intelligence but have a high IQ and may cause trouble if left unsupervised.

Boston Lab is a very intelligent and trainable breed.

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

This breed is sensitive to its environment and best suited for patient and understanding families with a consistent routine.

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

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

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

Boston Labs are very friendly with cats and make great companions for them.

Mountain Mastiffs are average in their friendliness towards other dogs, and socialization can help.

Boston Labs are generally very friendly towards other dogs, with a happy and affectionate temperament.

Mountain Mastiffs are averagely friendly around strangers but benefit from early socialisation.

Boston Labs are highly friendly around strangers.

Mountain Mastiffs have an average level of playfulness, enjoying playtime like most dogs but not excessively so.

Boston Labs are a playful breed that needs daily playtime to be happy.