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American Mastiff vs Jack Tzu Comparison. Which dog is better for you: AM Mastiff or Jack-Tzu?

Compare the American Mastiff and Jack Tzu breeds to identify their similarities and differences. Are you trying to decide between a AM Mastiff or a Jack-Tzu? Read on to determine which breed is the better fit for you

Other names

AM Mastiff
Russell-Tzu, Jack-Tzu, Jack-A-Tzu

Weight

What is the average weight of American Mastiff and Jack Tzu?
180.0 pounds ( 82 kg )
12.0 pounds ( 5 kg )

Height

What is the average height of American Mastiff and Jack Tzu
33.0 inches ( 83.8 cm )
9.5 inches ( 24.1 cm )

Hypoallergenic

Are American Mastiffs or Jack Tzus hypoallergenic, or neither?

No

Unfortunately, neither American Mastiff nor Jack Tzu are hypoallergenic, which may not make them the best choice for dog lovers who suffer from pet allergies.

Temperament

What are the personalities of American Mastiff and Jack Tzu dogs?
Affectionate
Courageous
Good-natured
Calm
Dignified
Protective

Active
Playful
Stubborn
Independent
Happy
Energetic
Alert
Courageous
Intelligent
Friendly
Outgoing
Lively
Gentle
Cheerful

Shedding Level

Do American Mastiffs shed more than Jack Tzus, or which breed sheds more, American Mastiffs or Jack Tzus?

American Mastiff or Jack Tzu dogs are not heavy shedders, but they will lose a significant amount of hair each year. To decrease the amount of shedding, you can regularly brush your American Mastiff or Jack Tzu. This will remove loose hair and keep their coat growing in the same direction.

Watchdog Ability

Which dog breed makes a better watchdog, the American Mastiff or Jack Tzu?

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

Jack Tzus aren't great guard dogs; they tend to just watch without taking action.

Origin

What is the origin of American Mastiff and Jack Tzu dog breeds?
United States

​United States

Ancestry

What are the origins of American Mastiff and Jack Tzu breeds?
English Mastiff, Anatolian Mastiff

Jack Russell Terrier, Shih Tzu

Date of Birth

When were American Mastiff and Jack Tzu breeds first developed?
1990s

​Unknown

Eye Color Possibilites

What are the eye colors of American Mastiff and Jack Tzu dogs?
Brown
Amber

Brown

Nose Color Possibilites

What are the natural nose colors of American Mastiff and Jack Tzu?
Black

Coat Color Possibilites

What are the natural colors of the coat for American Mastiff and Jack Tzu breeds?
Fawn
Brown
Brindle

White
Black
Brown
Cream
Pied

Coat Length

What is the typical coat length for American Mastiff and Jack Tzu breeds?

American Mastiffs have medium-length coats.

Jack Tzus have longer coats compared to most dogs.

Coat Density

What is the density of the coat of American Mastiff and Jack Tzu?

Coat Texture

What is the hair texture of American Mastiff and Jack Tzu?
Straight

Litter Size

What is the usual litter size for American Mastiff and Jack Tzu?

10-12 puppies per pregnancy

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.

4-8 puppies per pregnancy

A Jack Tzu can have a litter of 4-8 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.

Adaptability

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

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

Health Issues

Between American Mastiff and Jack Tzu, which breed is more prone to health problems?

American Mastiff and Jack Tzu breeds are generally considered to be healthy. However, like all breeds, they are susceptible to certain health issues and it is important to keep an eye out for them and address them with your veterinarian as needed.

Major Concerns

What are the major health concerns for American Mastiff and Jack Tzu breeds?
Joint Dysplasia

Patellar Luxation
Deafness
Exposure Keratopathy Syndrome

Minor Concerns

What minor health issues should be kept in mind when owning American Mastiff and Jack Tzu?
Skin Problems
Foreleg Lameness
Eye Problems
Hyperthyroidism

Eye Abnormalities
Hydrocephalus
Dermoid Sinus
Familial Nephropathy
Tracheal Collapse
Diabetes
Von Willebrand's Disease
Hypothyroidism
Brachycephalic Syndrome
Cleft Palate
Cutaneous Asthenia
Intervertebral Disk Disease
Dilated Cardiomyopathy (DCM)
Persistent Pupillary Membranes (PPM)
Mitral Valve Dysplasia

Occasional Tests

What occasional tests are recommended for American Mastiff and Jack Tzu breeds?
Eye Examinations
Serum Chemistry
Regular Full Physical Examination By Veterinarian
Full Blood Work
Blood Chemistry
Diagnostic Imaging
Skin Scrapings and Biopsies

Dna Test For Vwd
Thyroid Tests
Physical Examination
Eye Examinations
Urinalysis
Blood Work
Full Physical Examination regarding joint movement around the hip and kneecap
Heart Rate Tests

Energy

How do the energy levels of American Mastiffs and Jack Tzus compare?

American Mastiffs are a good choice for a low-key lifestyle due to their low energy levels.

Jack Tzus are suitable for those with a balanced lifestyle as they have an average energy level.

Social Needs

American Mastiff vs Jack Tzu social needs comparison

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

Jack Tzu has above average social needs and thrives with interaction with humans and other dogs.

Exercise Needed

American Mastiff vs Jack Tzu exercise need comparison.

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

Jack Tzus need moderate physical activity and are great for families and active individuals.

Sleeping Need

Which of the two sleeps the most/least: American Mastiff or Jack Tzu?

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

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

Tendency to Bark

Do American Mastiffs or Jack Tzus bark more/less frequently?

Compared to most other breeds, American Mastiff and Jack Tzu tend to be less vocal and bark less frequently. They typically only bark when necessary, such as to communicate or alert their owner, and do not bark excessively, especially when left alone.

Mouthiness

Mouthiness Comparison: American Mastiff vs Jack Tzu?

Roaming urge

American Mastiff vs Labrador: Running away tendency?

Prey Drive

American Mastiff or Jack Tzu - which breed has a higher level of prey drive?

Past times

What are some enjoyable activities and ways to keep American Mastiff and Jack Tzu entertained?
Fetch, Play

Walking, Playing, Training, Cuddles, Playing fet, Swimming, Fetch, Run, Ball, Ball chasing, Ball2, Ball4, Playdate, Walk, Nap, Play, Go to Park, Eating Snacks, Catch treats, Playing fetch, Cuddling

Activity Level

Which breed has higher energy, American Mastiffs or Jack Tzus?

Medium

American 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.

High

Jack Tzus 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.

Tolerance of being left alone

Walks per Week

How many miles should American Mastiff or Jack Tzu walk each week?

10 miles / week

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.

12 miles / week

There's really no limit to how far you walk your dog as long as they're comfortable. For Jack Tzu, it's at least 12 miles / week. Just remember to build distance and stamina gradually over time.

Activity per Day

Do American Mastiffs or Jack Tzus require more exercise?

60 minutes

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.

120 minutes

In general most Jack Tzus 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.

Grooming

Which breed is easier to maintain in terms of grooming, American Mastiffs or Jack Tzus?

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

Jack Tzus require significant grooming, including regular trims and professional grooming assistance to maintain their coat. They may also require frequent bathing to keep their coat and skin healthy.

Brushing Frequency

What is the recommended brushing frequency for American Mastiff and Jack Tzu dogs?

Weekly

American Mastiff and Jack Tzu 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.

Brushing Tools

What brushing tools are used for American Mastiffs and Jack Tzus?
Pin Brush
Slicker Brush
Deshedder
Nail Clipper

Pin Brush
Slicker Brush
Comb
Nail Clipper

Cups

How much food should be given to American Mastiff or Jack Tzu in cups?

4 cups

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.

1 cups

For an average 14-23 pound (6 - 10 kg) Jack Tzu 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.

Daily Cost

Which breed has a higher daily cost, American Mastiff or Jack Tzu?

$3.90 - $4.20 / day

The average cost of an American Mastiff is somewhere $3.90 - $4.20 per day.

$1.30 - $1.40 / day

The average cost of a Jack Tzu is somewhere $1.30 - $1.40 per day.

Monthly Cost

Which breed has a higher monthly cost, American Mastiff or Jack Tzu?

$112 - $126 / month

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.

$35 - $42 / month

The average per month expenses of a Jack Tzu is between $35 - $42. This makes an average of $420 - $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.

Intelligence

Comparing Intelligence: American Mastiffs vs Jack Tzus

American Mastiff is a very intelligent and trainable breed.

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

Sensitivity Level

How do American Mastiff and Jack Tzu compare in sensitivity?

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

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

Affection Dependance

Which is the more affectionate dog breed: American Mastiff vs Jack Tzu?

Apartment Friendly

Which breed is more apartment-friendly: American Mastiff or Jack Tzu?

American Mastiffs and Jack Tzus are dogs that do well in apartments with sufficient exercise, but they would really appreciate a small yard.

Child Friendly

Do American Mastiffs or Jack Tzus have a friendlier temperament towards children?

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

Jack Tzus have an average level of friendliness towards children.

Senior-friendly

Which dog is more suitable as a pet for the elderly - American Mastiff or Jack Tzu?

Cat Friendly

Do American Mastiff or Jack Tzu breeds have a better compatibility with cats?

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

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

Dog Friendly

Which breed is more sociable with other dogs: American Mastiff or Jack Tzu?

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

Jack Tzus are generally very friendly towards other dogs, with a happy and affectionate temperament.

Pet friendly

How do American Mastiff or Jack Tzu dogs interact with other pets?

Stranger Friendly

Which breed is more friendly with strangers: American Mastiff or Jack Tzu?

American Mastiff and Jack Tzu are average friendly around strangers. They can be wary around strangers and a little standoffish, so early socialization is key to ensure they are comfortable around new people.

Playfulness

Which breed is more playful between American Mastiff and Jack Tzu?

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

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

Trainability

How do the trainability levels of American Mastiffs and Jack Tzus compare?

American Mastiffs are popular for their ease of training and quick learning ability.

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

Common match-ups