Affectionate
Courageous
Good-natured
Calm
Dignified
Protective

Independent
Alert
Courageous
Intelligent
Friendly
Affectionate
Quick
Devoted
Lively

American Mastiffs are moderate shedders, but regular brushing can reduce shedding and maintain coat health.

Chesties shed very little hair, making them a great choice for those who dislike excess hair in the house.

American Mastiffs make excellent watchdogs - they're vocal and protective of their territory.

Avoid Chesties as watchdogs - they're not effective.

United States

United States

English Mastiff, Anatolian Mastiff

Chihuahua and West Highland White Terrier

1990s

Unknown

Brown
Amber

Brown

Black

Black

Fawn
Brown
Brindle

Cream
Brown
Black
Fawn
White

Straight

Wiry

An American Mastiff can have a litter of 10-12 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.

A Chestie can have a litter of 2-5 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.

American Mastiffs have average adaptability to changes in lifestyle and living environments compared to other breeds.

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

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

The Chestie 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.

Joint Dysplasia

Legg-Calve-Perthes Disease
Collapsed Trachea

Skin Problems
Foreleg Lameness
Eye Problems
Hyperthyroidism

Deafness
Cherry Eye

Eye Examinations
Serum Chemistry
Regular Full Physical Examination By Veterinarian
Full Blood Work
Blood Chemistry
Diagnostic Imaging
Skin Scrapings and Biopsies

X-Rays
Fluorescein Test
Blood Tests
General Physical Examination
Blood Chemistry

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

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

American Mastiffs need only a small amount of physical activity, ideal for busy or elderly people or those with limited space.

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

American Mastiffs are known for their relaxed and calm nature and enjoy long periods of sleep.

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

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

The Chestie is a vocal breed that frequently barks and howls, and may not be suitable for those seeking a quiet companion.

Fetch, Play

Walks, Road trip, Fetch, Hike, Training, Tug-of-war, Run, Watching tv, Walking, Tug of war, Running

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

In general most American 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 Chesties 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.

Pin Brush
Slicker Brush
Deshedder
Nail Clipper

Pin Brush
Slicker Brush
Nail Clipper

For an average 160-200 pound (73 - 91 kg) American Mastiff feed 4 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 5-10 pound (2 - 5 kg) Chestie feed 1 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 an American Mastiff is somewhere $3.90 - $4.20 per day.

The average cost of a Chestie is somewhere $1.00 - $1.40 per day.

The average per month expenses of an American Mastiff is between $112 - $126. This makes an average of $1344 - $1512 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 Chestie is between $28 - $42. This makes an average of $336 - $504 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.

American Mastiff is a very intelligent and trainable breed.

Chestie has below average obedience intelligence, but they excel in understanding human emotions.

American Mastiffs have average emotions and adapt well to different situations.

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

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

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

American Mastiffs are good with kids if socialized and trained from a young age.

Chesties have an average level of friendliness towards children.

American Mastiffs are average in their friendliness toward cats and tend to do well with them, especially if raised together.

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

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

Chesties are friendly and active companions, and can be good family pets, though their friendliness towards other dogs may vary.

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

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

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

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