Tosa Ken vs Bullmastiff vs Mastiff Comparison - Dog breed selector: Japanese Fighting Dog or Bullie or Old English Mastiff? Find the right dog for you

"Find similarities and differences between Tosa Ken vs Bullmastiff vs Mastiff" Compare Tosa Ken and Bullmastiff. Which is better: Tosa Ken or Bullmastiff or Mastiff?

Size and Weight Price and Availability Trainability and Intelligence Personality and Temperament Activity and Playfulness Adaptability and Independence Bite Characteristics Health and Lifespan Energy and Activity Diet and Weight Management Allergies and Grooming Good With As a Working Dog Reproducibility Recognition Show differences only

Name	Tosa Ken	Bullmastiff	Mastiff
Origins	Japan	England	England
All Dog Breeds By Country Of Origin
Group	Guard Dogs	Working Dogs	Working Dogs
Popularity Rank	352	51	28
Reviews	0	1	3
User Ratings

Common Names & Aliases Compare alternative names and nicknames used for Tosa Ken, Bullmastiff, and Mastiff breeds.	Japanese Fighting Dog Japanese Mastiff Japanese Tosa Tosa Fighting Dog Tosa Ken Tosa Tōken Tosa Inu	Bullie Bully	Old English Mastiff English Mastiff
Breed Classification How do breed classifications differ between Tosa Ken, Bullmastiff, and Mastiff? Compare their breeding categories.	Cross Breed	Purebred	Purebred

Tosa Ken vs Bullmastiff vs Mastiff Size and Weight Comparison

Size Classification Compare size differences between Tosa Ken, Bullmastiff, and Mastiff. Which breed is the largest?	Large Giant	Large	Giant
Weight Statistics How do weights compare between Tosa Ken, Bullmastiff, and Mastiff? Compare adult weight ranges.	Male: 88-176 lbs (40-80 kg), Female: 84-120 lbs (38-54 kg)	Male: 110-133 pounds (50–60 kg), Female: 100-120 pounds (45-55 kg)	Male: 150-250 pounds (68-113 kg), Female: 120-180 pounds (54-82 kg)
Average Weight Which dog has a smaller / higher average weight?	Male: 132 pounds (60 kg), Female: 102 pounds (46 kg)	Male: 121.5 pounds (50–60 kg), Female: 110 pounds (50 kg)	Male: 200 pounds (90.5 kg), Female: 150 pounds (68 kg)
Height Which is taller, Tosa Ken or Bullmastiff or Mastiff? Tosa Ken vs Bullmastiff vs Mastiff height comparison:	Male: 22-24 inches (55-62 cm), Female: 21-24 inches (54-60 cm)	Male: 25-27 inches (63–69 cm), Female: 24-26 inches (61–66 cm)	Male: 30 inches (76 cm), Female: 27.5 inches (70 cm)
Average Height Which dog has a smaller / higher average height?	Male: 23 inches (58.5 cm), Female: 22.5 inches (57 cm)	Male: 26 inches (63–69 cm), Female: 25 inches (61–66 cm)	Male: 30 inches (76 cm), Female: 27.5 inches (70 cm)

Tosa Ken vs Bullmastiff vs Mastiff Price and Availability Comparison

Price Range Compare puppy costs for Tosa Ken, Bullmastiff, and Mastiff. Find price differences between these breeds.	$600-$1000	$1200-$1500	$1200-$1500
Availability Which is easier to get, Tosa Ken or Bullmastiff or Mastiff?	Average: The Tosa Ken is a commonly available dog breed.	Very frequent: The Bullmastiff is quite easy to get.	Very frequent: The Mastiff is quite easy to get.

Tosa Ken vs Bullmastiff vs Mastiff Trainability and Intelligence Comparison

Intelligence Rating Compare intelligence levels between Tosa Ken, Bullmastiff, and Mastiff. Which breed ranks highest?	Average: It takes patience to teach this breed any tricks or commands, but the effort is worth it. See more.	Low to average: This canine intelligence is not the brightest one. See more.	Average: It takes patience to teach this breed any tricks or commands, but the effort is worth it. See more.
Smartest Dog Breeds
Training Difficulty Compare training difficulty levels between Tosa Ken, Bullmastiff, and Mastiff. Which is easiest to train?	A slightly harder to train than average. See more.	Bullmastiff dogs are quite easy to train. See more.	Mastiff dogs are quite easy to train. See more.
Least Obedient Dog Breeds		Dog Breeds That Easy To Train
Watchdog Rating Compare watchdog abilities of Tosa Ken, Bullmastiff, and Mastiff. Which breed is most alert?	Tosa Ken dogs are one of the best watchdogs. See more.	Bullmastiff dogs are one of the best watchdogs. See more.	Mastiff dogs are one of the best watchdogs. See more.
Territorial Protection Compare territorial instincts between Tosa Ken, Bullmastiff, and Mastiff. Which breed is most protective?	Tosa Ken dogs are extremely protective guard dogs. See more.	Bullmastiff dogs are extremely protective guard dogs. See more.	Mastiff dogs are extremely protective guard dogs. See more.
Guard Dog Breeds List

Tosa Ken vs Bullmastiff vs Mastiff Personality and Temperament Comparison

Personality Traits How do personalities differ between Tosa Ken, Bullmastiff, and Mastiff? Compare temperaments.	Sensitive Intelligent Aggressive Fearless Brave Suspicious	Protective Alert Powerful Courageous Docile Reliable Loyal Devoted Calm	Protective Alert Courageous Intelligent Affectionate Loyal Cheerful
Sensitivity Level Which dog is more sensitive? What's the difference?	They are a little bit more sensitive than other dog breeds. See more.	They are a little bit more sensitive than other dog breeds. See more.	Mastiff dogs have an average emotional level and are not the most sensitive dog breed. See more.
Most Sensitive Dog Breeds		Less Sensitive Dog Breeds
Affection Level Which is the more affectionate dog breed: Tosa Ken vs Bullmastiff vs Mastiff?	Average: Tosa Ken dogs are average dogs regarding their affection level. See more.	Average: Bullmastiff dogs are average dogs regarding their affection level. See more.	High: Mastiff dogs are genuinely loyal, soft and gentle, loving, and affectionate dogs toward their handlers. See more.
Most Affectionate Dog Breeds
Social Needs Tosa Ken vs Bullmastiff vs Mastiff social needs comparison:	Tosa Ken dogs are a social breed. See more.	Bullmastiff dogs need for social interaction is average. See more.	Mastiff dogs need for social interaction is average. See more.
Impulse to Wander or Roam Which dog has a greater roaming instinct?	The wanderlust potential of the Tosa Ken is strong enough to escape from home. See more.	Bullmastiff dogs have average wanderlust potential. See more.	Mastiff dogs are not the biggest explorers. See more.
Prey Drive Which dog has a higher prey drive? Which can be better for hunting?	Tosa Ken dogs have a higher impulse to chase and catch something than other dog breeds. See more.	Bullmastiff dogs have an average prey drive, which means that they don't have a high impulse to chase and catch something like a cat or any other small aminals, but it might happen. See more.	Their prey drive is low. See more.
Dog Breeds With Low Prey Drive		Dog Breeds With High Prey Drive

Tosa Ken vs Bullmastiff vs Mastiff Activity and Playfulness Comparison

Barking Frequency Compare barking frequencies of Tosa Ken, Bullmastiff, and Mastiff. Which breed is most vocal?	Low to Average: The Tosa Ken rarely barks. See more.	Low: The Bullmastiff barks none to minimal. See more.	Low: The Mastiff barks none to minimal. See more.
Quiet Dog Breeds That Don't Bark		Dog Breeds That Bark The Most
Playful Nature Compare playfulness levels between Tosa Ken, Bullmastiff, and Mastiff. Which breed is most playful?	Average: Tosa Kens, like any other dog breed, like playing. See more.	Bullmastiffs are not the most playful dog breed. See more.	Mastiffs are not the most playful dog breed. See more.
Most Playful Dog Breeds
Apartment Adaptability Compare apartment suitability of Tosa Ken, Bullmastiff, and Mastiff. Which adapts best to small spaces?	Not an apartment-friendly dog the Tosa Ken breed.	It is not the best choice if you want to keep them indoors, however, with careful exercise and several walks a day, they will tolerate the indoor environment, so it is possible to keep Bullmastiff indoors.	It is not the best choice if you want to keep them indoors, however, with careful exercise and several walks a day, they will tolerate the indoor environment, so it is possible to keep Mastiff indoors.
The Worst Dog Breeds for Apartment Living		Apartment Friendly Dogs List

Tosa Ken vs Bullmastiff vs Mastiff Adaptability and Independence Comparison

Lifestyle Adaptability Compare adaptability between Tosa Ken, Bullmastiff, and Mastiff. Which breed is most flexible?	Tosa Ken dogs don't adapt well to lifestyle changes and different living environments.	Average: Bullmastiff dogs adapt to lifestyle changes and different living environments quite okay usually.	Mastiff dogs adapt very well to lifestyle changes and basically all living environments.
Alone Time Tolerance Which dog can be left alone: Tosa Ken or Bullmastiff or Mastiff?	Tosa Ken dogs do best when a family member is at home during the day or if their workplace is dog-friendly so they can take the dog at work.	Just like every puppy, they are prone to panic, cry, bark, whine when they left alone by their owner.	Just like every puppy, they are prone to panic, cry, bark, whine when they left alone by their owner.

Tosa Ken vs Bullmastiff vs Mastiff Bite Characteristics Comparison

Bite Risk Assessment Compare biting potential between Tosa Ken, Bullmastiff, and Mastiff. Which has lowest bite risk?	Low 🔽 The Tosa Ken has a low chance of biting somebody.	Low 🔽 The Bullmastiff has a low chance of biting somebody.	Moderate ⏺ The Mastiff has an average chance of biting somebody.
Mouthing Tendency Compare mouthing tendencies between Tosa Ken, Bullmastiff, and Mastiff. Which uses mouth most during play?	Tosa Ken dogs have a higher than average tendency to nip, chew, playbite, or herd people. See more.	Bullmastiff dogs have an average tendency to nip, chew, playbite, or herd people. See more.	Mastiff dogs have a higher than average tendency to nip, chew, playbite, or herd people. See more.
Bite Strength Rating Compare bite forces between Tosa Ken, Bullmastiff, and Mastiff. Which has the strongest bite?	Above 400 PSI 🔼 Tosa Ken bite force: The Strongest.	Between 200 and 400 PSI ⏺ Bullmastiff bite force: Ordinary.	Above 400 PSI 🔼 Mastiff bite force: The Strongest.
Dog Breeds With The Lowest Bite Force		Dog Breeds With the Strongest Bite Force

Tosa Ken vs Bullmastiff vs Mastiff Health and Lifespan Comparison

Average Lifespan Compare life expectancies of Tosa Ken, Bullmastiff, and Mastiff. Which breed lives longest?	10-12 years The average lifespan of Tosa Ken: 11 years	8-10 years The average lifespan of Bullmastiff: 9 years	10-12 years The average lifespan of Mastiff: 11 years
Calculate dog years to human years by breed here
Climate Tolerance Compare weather adaptability between Tosa Ken, Bullmastiff, and Mastiff. Which handles climate changes best?	Tolerates warm and cold weather Dogs that tolerate hot and cold weather are typically those that have a double coat of fur. See more.	Prefers average to cold weather conditions The Bullmastiff can adapt to well to cold weather conditions, some dogs even can be a good mountain dog. See more.	Prefers average to cold weather conditions The Mastiff can adapt to well to cold weather conditions, some dogs even can be a good mountain dog. See more.
Health Concerns Compare health problems common in Tosa Ken, Bullmastiff, and Mastiff. Which has fewer health issues?	Tosa Kens tend to have more frequent health issues than other breeds.	Very healthy dog breed.	Mastiffs are commonly healthy dogs.
Healthiest Dog Breeds
Vet Care Frequency Which one may need more or less veterinary visits?	Frequent The Tosa Ken should have a complete physical check-up at least once (but preferably twice) per year.	Rare The Bullmastiff should have a complete physical check-up at least every 12-18 months (but preferably once per year).	Rare The Mastiff should have a complete physical check-up at least every 12-18 months (but preferably once per year).
Longest Living Dog Breeds
Health Problems Which one has more or less genetic/health problems: Tosa Ken vs Bullmastiff vs Mastiff? What are the allergies, genetic diseases and concerns for them? Tosa Ken vs Bullmastiff vs Mastiff health problems comparison:	Bloat	Cancer Hypothyroidism Progressive retinal atrophy (PRA) Heart Problems Entropion Kidney Issues Hemangiosarcoma Lymphosarcoma Osteosarcoma	Hip Dysplasia Cancer Progressive retinal atrophy (PRA) Bloat Seizures Cystinuria

Tosa Ken vs Bullmastiff vs Mastiff Energy and Activity Comparison

Energy Rating Compare energy levels between Tosa Ken, Bullmastiff, and Mastiff. Which breed is most active?	Tosa Ken dogs have a lower energy level than other dogs.	Bullmastiff dogs have a lower energy level than other dogs.	Mastiff dogs have a lower energy level than other dogs.
Low-Energy Dog Breeds		High-Energy Dog Breeds
Activity Requirement / Exercise Need Tosa Ken vs Bullmastiff vs Mastiff exercise need comparison. Which dog needs more activity? Which dog needs the most exercise: Tosa Ken or Bullmastiff or Mastiff? Which dog needs the most walking? Which dog is the laziest?	Tosa Ken dogs exercise need is minimal.	Bullmastiff dogs exercise need is minimal.	Mastiff dogs exercise need is minimal.
Sleeping Need Which one sleeps the least/most: Tosa Ken or Bullmastiff or Mastiff?	Tosa Ken dogs like sleeping so they do sleep a lot.	Bullmastiff dogs like sleeping so they do sleep a lot.	Mastiff dogs like sleeping so they do sleep a lot.
Dog Breeds That Sleep A Lot

Tosa Ken vs Bullmastiff vs Mastiff Diet and Weight Management Comparison

Obesity Tendency Compare weight gain tendencies between Tosa Ken, Bullmastiff, and Mastiff. Which is most prone to obesity?	High: The Tosa Ken breed has a strong tendency to be overweight. See more.	High: The Bullmastiff breed has a strong tendency to be overweight. See more.	Average to High: If you don't pay attention to the Mastiff's weight, he can easily gain weight. See more.
Dog Breeds Prone To Obesity
Food Consumption Compare food requirements between Tosa Ken, Bullmastiff, and Mastiff. Which needs most food?	4 to 7 cups of high-quality dry food a day, divided into two meals.	3 to 4.5 cups of high-quality dry food a day, divided into two meals.	8 to 10 cups of high-quality dry food a day, divided into two meals
Dog Breeds That Eat A Lot

Tosa Ken vs Bullmastiff vs Mastiff Allergies and Grooming Comparison

Allergy Friendliness Compare hypoallergenic qualities of Tosa Ken, Bullmastiff, and Mastiff. Which is best for allergy sufferers?	No See more.	No See more.	No See more.
Hypoallergenic Dog Breeds
Coat Colors Compare color variations between Tosa Ken, Bullmastiff, and Mastiff. What colors are available?	Black Brown Fawn Yellow Brindle	Red Fawn Brindle	Fawn Brindle Apricot
Grooming Requirements Compare grooming needs between Tosa Ken, Bullmastiff, and Mastiff. Which requires most maintenance?	Effortless: The Tosa Ken requires minimal grooming. See more.	Easy to groom: The Bullmastiff doesn't require a lot of grooming. See more.	Easy to groom: The Mastiff doesn't require a lot of grooming. See more.
Low-Maintenance Dog Breeds		High-Maintenance Dog Breeds
Drooling Tendency Compare drooling tendencies between Tosa Ken, Bullmastiff, and Mastiff. Which drools least?	The Tosa Ken is an average drooler. See more.	The Bullmastiff is a big drooler, so if you're disgusted by slobber spots on your clothes, you should choose a dog from another breed. See more.	The Mastiff is a big drooler, so if you're disgusted by slobber spots on your clothes, you should choose a dog from another breed. See more.
Stinkiness Rating Compare odor levels between Tosa Ken, Bullmastiff, and Mastiff. Which has least natural smell?	Medium ⏺ The Tosa Ken has an average chance of bad smell.	High 🔼 The Bullmastiff has a high chance of bad smell.	High 🔼 The Mastiff has a high chance of bad smell.
Coat Characteristics Compare coat types between Tosa Ken, Bullmastiff, and Mastiff. How do their fur characteristics differ?	Dense Hard	Rough	Dense
Bathing Needs Compare bathing needs between Tosa Ken, Bullmastiff, and Mastiff. Which requires most frequent baths?	4-6 weeks Average. Experts recommended at least every 4-6 weeks for this family pup. See more.	4-6 weeks Average. Experts recommended at least every 4-6 weeks for this family pup. See more.	4-6 weeks Average. Experts recommended at least every 4-6 weeks for this family pup. See more.
Shedding Level Who sheds more Tosa Ken or Bullmastiff or Mastiff? Tosa Ken or Bullmastiff or {name3 shedding:	Tosa Ken dogs shed moderately. See more.	Bullmastiff dogs shed moderately. See more.	Mastiff dogs shed moderately. See more.
Low-Shedding Dog Breeds		Dog Breeds That Shed The Most

Tosa Ken vs Bullmastiff vs Mastiff Good With Comparison

Child Compatibility Compare child-friendliness between Tosa Ken, Bullmastiff, and Mastiff. Which is best with kids?	Tosa Ken dogs are average friendly dogs towards children.	Bullmastiff dogs are kid-friendly dogs.	Mastiff dogs are very kid-friendly dogs.
Kid-Friendly Dog Breeds
Pet Compatibility Which dog breeds get along well with other animals/pets?	Tosa Ken dogs usually don’t get on well with other pets.	Bullmastiff dogs do best when they’re the only pet at the family.	Mastiff dogs are one of the friendliest dog breeds.
Stranger Friendly Which dog is more stranger friendly Tosa Ken or Bullmastiff or Mastiff? Which dog is more friendly?	Tosa Ken dogs are not stranger friendly dogs.	Bullmastiff dogs are average friendly towards strangers.	Mastiff dogs are average friendly towards strangers.
Dog Breeds That Are Aloof With Strangers		Dog Breeds That Are Friendly To Strangers
Cat Friendly Which dog is more cat friendly Tosa Ken or Bullmastiff or Mastiff?	Tosa Ken dogs are not the most cat-friendly dogs.	Bullmastiff dogs are not cat-friendly dogs.	Mastiff dogs are very cat-friendly dogs.
Dog Breeds That Get Along Well With Cats
Dog Friendly Which dog is more dog friendly Tosa Ken or Bullmastiff or Mastiff?	Tosa Ken dogs are not dog-friendly.	Bullmastiff dogs are not dog-friendly.	Mastiff dogs are average friendly towards other dogs.
Good For First Time Owners Which dog is good for the first-time owners: Tosa Ken vs Bullmastiff vs Mastiff?	No Tosa Ken dogs are not good for novice owners, due to their stubborn personality.	Yes Bullmastiff dogs are good for novice owners, due to their easy-going personality.	Yes Mastiff dogs are good for novice owners, due to their easy-going personality.
Office Friendly Which one fits better in the office?	No Tosa Ken is not the best dog breed for office environment.	No Bullmastiff is not the best dog breed for office environment.	No Mastiff is not the best dog breed for office environment.
Senior Citizens Friendly Which dog is good for elderly people?	Tosa Kens are commonly okay with elderly people.	Bullmastiffs are usually recommended for elderly people.	Mastiffs are one of the best breeds for elderly people.

Tosa Ken vs Bullmastiff vs Mastiff As a Working Dog Comparison

Service Dog Capability Compare service dog potential between Tosa Ken, Bullmastiff, and Mastiff. Which is best suited for service work?	Not really This breed generally not used as a service dog. See more.	Not really This breed generally not used as a service dog. See more.	Not really This breed generally not used as a service dog. See more.
Most Popular Service Dog Breeds
Therapy Work Suitability Compare therapy dog potential between Tosa Ken, Bullmastiff, and Mastiff. Which excels in therapy work?	Not really This breed is generally not used as a therapy dog. See more.	Yes This breed makes a perfect therapy dog. See more.	Not really This breed is generally not used as a therapy dog. See more.
Therapy Dog Breeds
Scent Detection Ability Compare detection capabilities between Tosa Ken, Bullmastiff, and Mastiff. Which has best nose work ability?	Not really They are not typically employed for this type of work, but there may be exceptional cases.	Not really They are not typically employed for this type of work, but there may be exceptional cases.	Not really They are not typically employed for this type of work, but there may be exceptional cases.
Search & Rescue Potential Compare search and rescue potential between Tosa Ken, Bullmastiff, and Mastiff. Which is best for SAR work?	Not really This dog breed is not typically used as a search and rescue dog.	Not really This dog breed is not typically used as a search and rescue dog.	Not really This dog breed is not typically used as a search and rescue dog.
Maritime Work Ability Compare boating aptitude between Tosa Ken, Bullmastiff, and Mastiff. Which is best suited for water work?	Not really Tosa Ken breed usually doesn't like being on a boat. See more.	Not really Bullmastiff breed usually doesn't like being on a boat. See more.	Not really Mastiff breed usually doesn't like being on a boat. See more.
Draft Work Capability Compare cart pulling abilities between Tosa Ken, Bullmastiff, and Mastiff. Which is best for draft work?	Yes A drafting dog or draft dog is a dog bred and used for cart pulling. See more.	Yes A drafting dog or draft dog is a dog bred and used for cart pulling. See more.	Yes A drafting dog or draft dog is a dog bred and used for cart pulling. See more.
Military Service Background Compare military service history of Tosa Ken, Bullmastiff, and Mastiff. Which has most military use?	Yes In history, this breed was unfortunately used for combat dogs.	Not really In history, this breed was not really used for combat dog.	Not really In history, this breed was not really used for combat dog.

Tosa Ken vs Bullmastiff vs Mastiff Reproducibility Comparison

Puppy Litter Size Compare typical litter sizes of Tosa Ken, Bullmastiff, and Mastiff. Which has most puppies?	6-8 puppies	4-13 puppies, average 8	3-5 puppies
Dog Name Generator – Find A Perfect Name For Your Puppy
Pregnancy Duration Compare gestation periods of Tosa Ken, Bullmastiff, and Mastiff. Any breeding differences?	60-64 days See more.	60-64 days See more.	60-64 days See more.
Breeding Frequency Compare breeding intervals between Tosa Ken, Bullmastiff, and Mastiff. What's recommended?	Once a year. More frequent breeding is not healthy. See more.	Once a year. More frequent breeding is not healthy. See more.	Once a year. More frequent breeding is not healthy. See more.

Tosa Ken vs Bullmastiff vs Mastiff Recognition Comparison

AKC Classification Compare AKC groups for Tosa Ken, Bullmastiff, and Mastiff. How are they classified?	Not recognized by the American Kennel Club.	Recognized by the American Kennel Club in 1934 as a Working breed.	Recognized by the American Kennel Club in 1885 as a Working breed.
FCI Classification Compare FCI groups for Tosa Ken, Bullmastiff, and Mastiff. How are they classified internationally?	Not recognized by FCI.	Recognized by FCI in the Pinscher and Schnauzer - Molossoid and Swiss Mountain and Cattledogs group, in the Molossian type section.	Not recognized by FCI.
Kennel Club Recognition Compare breed recognition status of Tosa Ken, Bullmastiff, and Mastiff. Which has most recognition?	American Canine Registry American Kennel Club America's Pet Registry Dog Registry of America Inc. Federation Cynologique Internationale North American Purebred Registry, Inc. American Canine Association, Inc. Continental Kennel Club Foundation Stock Service	American Canine Registry American Kennel Club America's Pet Registry Canadian Kennel Club Dog Registry of America Inc. Federation Cynologique Internationale Kennel Club of Great Britain North American Purebred Registry, Inc. American Canine Association, Inc. Australian National Kennel Council Continental Kennel Club National Kennel Club New Zealand Kennel Club	American Canine Registry American Kennel Club America's Pet Registry Canadian Kennel Club Dog Registry of America Inc. Federation Cynologique Internationale Kennel Club of Great Britain North American Purebred Registry, Inc. American Canine Association, Inc. Australian National Kennel Council Continental Kennel Club National Kennel Club New Zealand Kennel Club United Kennel Club

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