Bullmastiff vs Chesapeake Bay Retriever vs Greater Swiss Mountain Dog Comparison - Dog breed selector: Bullie or Chesapeake or Swissy? Find the right dog for you

"Find similarities and differences between Bullmastiff vs Chesapeake Bay Retriever vs Greater Swiss Mountain Dog" Compare Bullmastiff and Chesapeake Bay Retriever. Which is better: Bullmastiff or Chesapeake Bay Retriever or Greater Swiss Mountain Dog?

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	Bullmastiff	Chesapeake Bay Retriever	Greater Swiss Mountain Dog
Origins	England	United States	Switzerland
All Dog Breeds By Country Of Origin
Group	Working Dogs	Gun Dog	Working Dogs
Popularity Rank	51	43	75
Reviews	1	2	2
User Ratings

Common Names & Aliases Compare alternative names and nicknames used for Bullmastiff, Chesapeake Bay Retriever, and Greater Swiss Mountain Dog breeds.	Bullie Bully	Chesapeake Chessie	Swissy Great Swiss Mountain Dog Grosser Schweizer Sennenhund Large Swiss Mountain Dog Great Swiss Cattle Dog Bouvier Suisse
Breed Classification How do breed classifications differ between Bullmastiff, Chesapeake Bay Retriever, and Greater Swiss Mountain Dog? Compare their breeding categories.	Purebred	Purebred	Purebred

Bullmastiff vs Chesapeake Bay Retriever vs Greater Swiss Mountain Dog Size and Weight Comparison

Size Classification Compare size differences between Bullmastiff, Chesapeake Bay Retriever, and Greater Swiss Mountain Dog. Which breed is the largest?	Large	Large	Large
Weight Statistics How do weights compare between Bullmastiff, Chesapeake Bay Retriever, and Greater Swiss Mountain Dog? Compare adult weight ranges.	Male: 110-133 pounds (50–60 kg), Female: 100-120 pounds (45-55 kg)	Male: 65-80 pounds (29-36 kg), Female: 55-70 pounds (25-32 kg)	130-135 pounds (59-61 kg)
Average Weight Which dog has a smaller / higher average weight?	Male: 121.5 pounds (50–60 kg), Female: 110 pounds (50 kg)	Male: 72.5 pounds (32.5 kg), Female: 62.5 pounds (28.5 kg)	132.5 pounds (60 kg)
Height Which is taller, Bullmastiff or Chesapeake Bay Retriever or Greater Swiss Mountain Dog? Bullmastiff vs Chesapeake Bay Retriever vs Greater Swiss Mountain Dog height comparison:	Male: 25-27 inches (63–69 cm), Female: 24-26 inches (61–66 cm)	Male: 23-26 inches (58-66 cm), Female: 21-24 inches (53-61 cm)	23.5-28.5 (60-72 cm)
Average Height Which dog has a smaller / higher average height?	Male: 26 inches (63–69 cm), Female: 25 inches (61–66 cm)	Male: 24.5 inches (62 cm), Female: 22.5 inches (57 cm)	23.5-28.5 (66 cm)

Bullmastiff vs Chesapeake Bay Retriever vs Greater Swiss Mountain Dog Price and Availability Comparison

Price Range Compare puppy costs for Bullmastiff, Chesapeake Bay Retriever, and Greater Swiss Mountain Dog. Find price differences between these breeds.	$1200-$1500	$500-$600	$2000-$2500
Availability Which is easier to get, Bullmastiff or Chesapeake Bay Retriever or Greater Swiss Mountain Dog?	Very frequent: The Bullmastiff is quite easy to get.	Very frequent: The Chesapeake Bay Retriever is quite easy to get.	Very frequent: The Greater Swiss Mountain Dog is quite easy to get.

Bullmastiff vs Chesapeake Bay Retriever vs Greater Swiss Mountain Dog Trainability and Intelligence Comparison

Intelligence Rating Compare intelligence levels between Bullmastiff, Chesapeake Bay Retriever, and Greater Swiss Mountain Dog. Which breed ranks highest?	Low to average: This canine intelligence is not the brightest one. See more.	Smart: The Chesapeake Bay Retriever dogs have great intelligence. See more.	Low to average: This canine intelligence is not the brightest one. See more.
Smartest Dog Breeds
Training Difficulty Compare training difficulty levels between Bullmastiff, Chesapeake Bay Retriever, and Greater Swiss Mountain Dog. Which is easiest to train?	Bullmastiff dogs are quite easy to train. See more.	Chesapeake Bay Retriever dogs are quite easy to train. See more.	Greater Swiss Mountain Dog dogs are quite easy to train. See more.
Least Obedient Dog Breeds		Dog Breeds That Easy To Train
Watchdog Rating Compare watchdog abilities of Bullmastiff, Chesapeake Bay Retriever, and Greater Swiss Mountain Dog. Which breed is most alert?	Bullmastiff dogs are one of the best watchdogs. See more.	Chesapeake Bay Retriever dogs are average watchdogs. See more.	Greater Swiss Mountain Dog dogs are one of the best watchdogs. See more.
Territorial Protection Compare territorial instincts between Bullmastiff, Chesapeake Bay Retriever, and Greater Swiss Mountain Dog. Which breed is most protective?	Bullmastiff dogs are extremely protective guard dogs. See more.	Chesapeake Bay Retriever dogs are average defenders. See more.	Greater Swiss Mountain Dog dogs are extremely protective guard dogs. See more.
Guard Dog Breeds List

Bullmastiff vs Chesapeake Bay Retriever vs Greater Swiss Mountain Dog Personality and Temperament Comparison

Personality Traits How do personalities differ between Bullmastiff, Chesapeake Bay Retriever, and Greater Swiss Mountain Dog? Compare temperaments.	Protective Alert Powerful Courageous Docile Reliable Loyal Devoted Calm	Happy Protective Intelligent Affectionate Dominant Quiet	Protective Alert Devoted Selfish Fearless Good-natured Confidence
Sensitivity Level Which dog is more sensitive? What's the difference?	They are a little bit more sensitive than other dog breeds. See more.	Chesapeake Bay Retriever dogs have an average emotional level and are not the most sensitive dog breed. See more.	They are a little bit more sensitive than other dog breeds. See more.
Most Sensitive Dog Breeds		Less Sensitive Dog Breeds
Affection Level Which is the more affectionate dog breed: Bullmastiff vs Chesapeake Bay Retriever vs Greater Swiss Mountain Dog?	Average: Bullmastiff dogs are average dogs regarding their affection level. See more.	Average: Chesapeake Bay Retriever dogs are average dogs regarding their affection level. See more.	Average to High: Greater Swiss Mountain Dog dogs are highly affectionate dogs. See more.
Most Affectionate Dog Breeds
Social Needs Bullmastiff vs Chesapeake Bay Retriever vs Greater Swiss Mountain Dog social needs comparison:	Bullmastiff dogs need for social interaction is average. See more.	Chesapeake Bay Retriever dogs need for social interaction is average. See more.	Greater Swiss Mountain Dog dogs are a social breed. See more.
Impulse to Wander or Roam Which dog has a greater roaming instinct?	Bullmastiff dogs have average wanderlust potential. See more.	The wanderlust potential of the Chesapeake Bay Retriever is strong enough to escape from home. See more.	Greater Swiss Mountain Dog dogs have average wanderlust potential. See more.
Prey Drive Which dog has a higher prey drive? Which can be better for hunting?	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.	Chesapeake Bay Retriever 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.	Greater Swiss Mountain Dog dogs have a higher impulse to chase and catch something than other dog breeds. See more.
Dog Breeds With Low Prey Drive		Dog Breeds With High Prey Drive

Bullmastiff vs Chesapeake Bay Retriever vs Greater Swiss Mountain Dog Activity and Playfulness Comparison

Barking Frequency Compare barking frequencies of Bullmastiff, Chesapeake Bay Retriever, and Greater Swiss Mountain Dog. Which breed is most vocal?	Low: The Bullmastiff barks none to minimal. See more.	Average: The Chesapeake Bay Retriever barks occasionally. See more.	Low to Average: The Greater Swiss Mountain Dog rarely barks. See more.
Quiet Dog Breeds That Don't Bark		Dog Breeds That Bark The Most
Playful Nature Compare playfulness levels between Bullmastiff, Chesapeake Bay Retriever, and Greater Swiss Mountain Dog. Which breed is most playful?	Bullmastiffs are not the most playful dog breed. See more.	The Chesapeake Bay Retriever is a playful breed. See more.	Average: Greater Swiss Mountain Dogs, like any other dog breed, like playing. See more.
Most Playful Dog Breeds
Apartment Adaptability Compare apartment suitability of Bullmastiff, Chesapeake Bay Retriever, and Greater Swiss Mountain Dog. Which adapts best to small spaces?	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.	Not an apartment-friendly dog the Chesapeake Bay Retriever breed.	It is not recommended to keep the Greater Swiss Mountain Dog breed in the home.
The Worst Dog Breeds for Apartment Living		Apartment Friendly Dogs List

Bullmastiff vs Chesapeake Bay Retriever vs Greater Swiss Mountain Dog Adaptability and Independence Comparison

Lifestyle Adaptability Compare adaptability between Bullmastiff, Chesapeake Bay Retriever, and Greater Swiss Mountain Dog. Which breed is most flexible?	Average: Bullmastiff dogs adapt to lifestyle changes and different living environments quite okay usually.	Average: Chesapeake Bay Retriever dogs adapt to lifestyle changes and different living environments quite okay usually.	Average: Greater Swiss Mountain Dog dogs adapt to lifestyle changes and different living environments quite okay usually.
Alone Time Tolerance Which dog can be left alone: Bullmastiff or Chesapeake Bay Retriever or Greater Swiss Mountain Dog?	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.	Greater Swiss Mountain Dog 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.

Bullmastiff vs Chesapeake Bay Retriever vs Greater Swiss Mountain Dog Bite Characteristics Comparison

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

Bullmastiff vs Chesapeake Bay Retriever vs Greater Swiss Mountain Dog Health and Lifespan Comparison

Average Lifespan Compare life expectancies of Bullmastiff, Chesapeake Bay Retriever, and Greater Swiss Mountain Dog. Which breed lives longest?	8-10 years The average lifespan of Bullmastiff: 9 years	9-13 years The average lifespan of Chesapeake Bay Retriever: 11 years	10-12 years The average lifespan of Greater Swiss Mountain Dog: 11 years
Calculate dog years to human years by breed here
Climate Tolerance Compare weather adaptability between Bullmastiff, Chesapeake Bay Retriever, and Greater Swiss Mountain Dog. Which handles climate changes best?	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 Chesapeake Bay Retriever can adapt to well to cold weather conditions, some dogs even can be a good mountain dog. See more.	Prefers cold weather The Greater Swiss Mountain Dog can adapt well to harsh weather conditions, and also can be a good mountain dog. See more.
Health Concerns Compare health problems common in Bullmastiff, Chesapeake Bay Retriever, and Greater Swiss Mountain Dog. Which has fewer health issues?	Very healthy dog breed.	The Chesapeake Bay Retriever is a healthy breed, but there are certain health issues that you should check with your vet regularly.	The Greater Swiss Mountain Dog is a healthy breed, but there are certain health issues that you should check with your vet regularly.
Healthiest Dog Breeds
Vet Care Frequency Which one may need more or less veterinary visits?	Rare The Bullmastiff should have a complete physical check-up at least every 12-18 months (but preferably once per year).	Average The Chesapeake Bay Retriever should have a complete physical check-up at least once per year.	Average The Greater Swiss Mountain Dog should have a complete physical check-up at least once per year.
Longest Living Dog Breeds
Health Problems Which one has more or less genetic/health problems: Bullmastiff vs Chesapeake Bay Retriever vs Greater Swiss Mountain Dog? What are the allergies, genetic diseases and concerns for them? Bullmastiff vs Chesapeake Bay Retriever vs Greater Swiss Mountain Dog health problems comparison:	Cancer Hypothyroidism Progressive retinal atrophy (PRA) Heart Problems Entropion Kidney Issues Hemangiosarcoma Lymphosarcoma Osteosarcoma	Hip Dysplasia Progressive retinal atrophy (PRA) Bloat Cerebellar Abiotrophy	Hip Dysplasia Bloat Epilepsy Distichiasis Digestive Problems

Bullmastiff vs Chesapeake Bay Retriever vs Greater Swiss Mountain Dog Energy and Activity Comparison

Energy Rating Compare energy levels between Bullmastiff, Chesapeake Bay Retriever, and Greater Swiss Mountain Dog. Which breed is most active?	Bullmastiff dogs have a lower energy level than other dogs.	Chesapeake Bay Retriever dogs are high-energy dogs.	Greater Swiss Mountain Dog dogs are high-energy dogs.
Low-Energy Dog Breeds		High-Energy Dog Breeds
Activity Requirement / Exercise Need Bullmastiff vs Chesapeake Bay Retriever vs Greater Swiss Mountain Dog exercise need comparison. Which dog needs more activity? Which dog needs the most exercise: Bullmastiff or Chesapeake Bay Retriever or Greater Swiss Mountain Dog? Which dog needs the most walking? Which dog is the laziest?	Bullmastiff dogs exercise need is minimal.	Chesapeake Bay Retriever dogs need a lot of exercises.	Greater Swiss Mountain Dog dogs have an average exercise need.
Sleeping Need Which one sleeps the least/most: Bullmastiff or Chesapeake Bay Retriever or Greater Swiss Mountain Dog?	Bullmastiff dogs like sleeping so they do sleep a lot.	Chesapeake Bay Retriever dogs don't need too much sleep.	Greater Swiss Mountain Dog dogs don't need too much sleep.
Dog Breeds That Sleep A Lot

Bullmastiff vs Chesapeake Bay Retriever vs Greater Swiss Mountain Dog Diet and Weight Management Comparison

Obesity Tendency Compare weight gain tendencies between Bullmastiff, Chesapeake Bay Retriever, and Greater Swiss Mountain Dog. Which is most prone to obesity?	High: The Bullmastiff breed has a strong tendency to be overweight. See more.	Average to High: If you don't pay attention to the Chesapeake Bay Retriever's weight, he can easily gain weight. See more.	Average to High: If you don't pay attention to the Greater Swiss Mountain Dog's weight, he can easily gain weight. See more.
Dog Breeds Prone To Obesity
Food Consumption Compare food requirements between Bullmastiff, Chesapeake Bay Retriever, and Greater Swiss Mountain Dog. Which needs most food?	3 to 4.5 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.	4 to 5 cups of high-quality dry food a day, divided into two meals.
Dog Breeds That Eat A Lot

Bullmastiff vs Chesapeake Bay Retriever vs Greater Swiss Mountain Dog Allergies and Grooming Comparison

Allergy Friendliness Compare hypoallergenic qualities of Bullmastiff, Chesapeake Bay Retriever, and Greater Swiss Mountain Dog. Which is best for allergy sufferers?	No See more.	No See more.	No See more.
Hypoallergenic Dog Breeds
Coat Colors Compare color variations between Bullmastiff, Chesapeake Bay Retriever, and Greater Swiss Mountain Dog. What colors are available?	Red Fawn Brindle	Brown Deadgrass Light Sedge	Black Red White
Grooming Requirements Compare grooming needs between Bullmastiff, Chesapeake Bay Retriever, and Greater Swiss Mountain Dog. Which requires most maintenance?	Easy to groom: The Bullmastiff doesn't require a lot of grooming. See more.	Easy to groom: The Chesapeake Bay Retriever doesn't require a lot of grooming. See more.	Effortless: The Greater Swiss Mountain Dog requires minimal grooming. See more.
Low-Maintenance Dog Breeds		High-Maintenance Dog Breeds
Drooling Tendency Compare drooling tendencies between Bullmastiff, Chesapeake Bay Retriever, and Greater Swiss Mountain Dog. Which drools least?	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 Chesapeake Bay Retriever is an average drooler. See more.	The Greater Swiss Mountain Dog is a perfect example of a very low drooling tendency. See more.
Stinkiness Rating Compare odor levels between Bullmastiff, Chesapeake Bay Retriever, and Greater Swiss Mountain Dog. Which has least natural smell?	High 🔼 The Bullmastiff has a high chance of bad smell.	Medium ⏺ The Chesapeake Bay Retriever has an average chance of bad smell.	Medium ⏺ The Greater Swiss Mountain Dog has an average chance of bad smell.
Coat Characteristics Compare coat types between Bullmastiff, Chesapeake Bay Retriever, and Greater Swiss Mountain Dog. How do their fur characteristics differ?	Rough	Waterproof	Dense
Bathing Needs Compare bathing needs between Bullmastiff, Chesapeake Bay Retriever, and Greater Swiss Mountain Dog. Which requires most frequent baths?	4-6 weeks Average. Experts recommended at least every 4-6 weeks for this family pup. See more.	3-4 weeks More often than average. These dog coats tend to be longer, softer, and oilier than short-haired breeds. 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 Bullmastiff or Chesapeake Bay Retriever or Greater Swiss Mountain Dog? Bullmastiff or Chesapeake Bay Retriever or {name3 shedding:	Bullmastiff dogs shed moderately. See more.	Chesapeake Bay Retriever dogs shed moderately. See more.	Greater Swiss Mountain Dog dogs shed none to minimal. See more.
Low-Shedding Dog Breeds		Dog Breeds That Shed The Most

Bullmastiff vs Chesapeake Bay Retriever vs Greater Swiss Mountain Dog Good With Comparison

Child Compatibility Compare child-friendliness between Bullmastiff, Chesapeake Bay Retriever, and Greater Swiss Mountain Dog. Which is best with kids?	Bullmastiff dogs are kid-friendly dogs.	Chesapeake Bay Retriever dogs are kid-friendly dogs.	Greater Swiss Mountain Dog dogs are kid-friendly dogs.
Kid-Friendly Dog Breeds
Pet Compatibility Which dog breeds get along well with other animals/pets?	Bullmastiff dogs do best when they’re the only pet at the family.	Chesapeake Bay Retriever dogs are generally with other pets.	Greater Swiss Mountain Dog dogs are generally with other pets.
Stranger Friendly Which dog is more stranger friendly Bullmastiff or Chesapeake Bay Retriever or Greater Swiss Mountain Dog? Which dog is more friendly?	Bullmastiff dogs are average friendly towards strangers.	Chesapeake Bay Retriever dogs are not the most stranger-friendly dogs.	Greater Swiss Mountain Dog 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 Bullmastiff or Chesapeake Bay Retriever or Greater Swiss Mountain Dog?	Bullmastiff dogs are not cat-friendly dogs.	Chesapeake Bay Retriever dogs are average friendly towards cats.	Greater Swiss Mountain Dog dogs are average friendly towards cats.
Dog Breeds That Get Along Well With Cats
Dog Friendly Which dog is more dog friendly Bullmastiff or Chesapeake Bay Retriever or Greater Swiss Mountain Dog?	Bullmastiff dogs are not dog-friendly.	Chesapeake Bay Retriever dogs are not the most dog-friendly dogs.	Greater Swiss Mountain Dog dogs are dog-friendly dogs.
Good For First Time Owners Which dog is good for the first-time owners: Bullmastiff vs Chesapeake Bay Retriever vs Greater Swiss Mountain Dog?	Yes Bullmastiff dogs are good for novice owners, due to their easy-going personality.	Yes Chesapeake Bay Retriever dogs are good for novice owners, due to their easy-going personality.	Yes Greater Swiss Mountain Dog dogs are good for novice owners, due to their easy-going personality.
Office Friendly Which one fits better in the office?	No Bullmastiff is not the best dog breed for office environment.	No Chesapeake Bay Retriever is not the best dog breed for office environment.	No Greater Swiss Mountain Dog is not the best dog breed for office environment.
Senior Citizens Friendly Which dog is good for elderly people?	Bullmastiffs are usually recommended for elderly people.	Chesapeake Bay Retrievers are usually recommended for elderly people.	Greater Swiss Mountain Dogs are usually recommended for elderly people.

Bullmastiff vs Chesapeake Bay Retriever vs Greater Swiss Mountain Dog As a Working Dog Comparison

Service Dog Capability Compare service dog potential between Bullmastiff, Chesapeake Bay Retriever, and Greater Swiss Mountain Dog. 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 Bullmastiff, Chesapeake Bay Retriever, and Greater Swiss Mountain Dog. Which excels in therapy work?	Yes This breed makes a perfect therapy dog. See more.	Not really This breed is generally not used as a 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 Bullmastiff, Chesapeake Bay Retriever, and Greater Swiss Mountain Dog. 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 Bullmastiff, Chesapeake Bay Retriever, and Greater Swiss Mountain Dog. 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 Bullmastiff, Chesapeake Bay Retriever, and Greater Swiss Mountain Dog. Which is best suited for water work?	Not really Bullmastiff breed usually doesn't like being on a boat. See more.	Yes Chesapeake Bay Retriever breed usually likes being on a boat. See more.	Not really Greater Swiss Mountain Dog breed usually doesn't like being on a boat. See more.
Draft Work Capability Compare cart pulling abilities between Bullmastiff, Chesapeake Bay Retriever, and Greater Swiss Mountain Dog. Which is best for draft work?	Yes A drafting dog or draft dog is a dog bred and used for cart pulling. See more.	Not really 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 Bullmastiff, Chesapeake Bay Retriever, and Greater Swiss Mountain Dog. Which has most military use?	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.	Not really In history, this breed was not really used for combat dog.

Bullmastiff vs Chesapeake Bay Retriever vs Greater Swiss Mountain Dog Reproducibility Comparison

Puppy Litter Size Compare typical litter sizes of Bullmastiff, Chesapeake Bay Retriever, and Greater Swiss Mountain Dog. Which has most puppies?	4-13 puppies, average 8	7-9 puppies	5-10 puppies
Dog Name Generator – Find A Perfect Name For Your Puppy
Pregnancy Duration Compare gestation periods of Bullmastiff, Chesapeake Bay Retriever, and Greater Swiss Mountain Dog. Any breeding differences?	60-64 days See more.	60-64 days See more.	60-64 days See more.
Breeding Frequency Compare breeding intervals between Bullmastiff, Chesapeake Bay Retriever, and Greater Swiss Mountain Dog. 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.

Bullmastiff vs Chesapeake Bay Retriever vs Greater Swiss Mountain Dog Recognition Comparison

AKC Classification Compare AKC groups for Bullmastiff, Chesapeake Bay Retriever, and Greater Swiss Mountain Dog. How are they classified?	Recognized by the American Kennel Club in 1934 as a Working breed.	Recognized by the American Kennel Club in 1878 as a Sporting breed.	Recognized by the American Kennel Club in 1995 as a Working breed.
FCI Classification Compare FCI groups for Bullmastiff, Chesapeake Bay Retriever, and Greater Swiss Mountain Dog. How are they classified internationally?	Recognized by FCI in the Pinscher and Schnauzer - Molossoid and Swiss Mountain and Cattledogs group, in the Molossian type section.	Recognized by FCI in the Retrievers - Flushing Dogs - Water Dogs group, in the Retrievers section.	Recognized by FCI in the Pinscher and Schnauzer - Molossoid and Swiss Mountain and Cattledogs group, in the Swiss Mountain- and Cattledogs section.
Kennel Club Recognition Compare breed recognition status of Bullmastiff, Chesapeake Bay Retriever, and Greater Swiss Mountain Dog. Which has most recognition?	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	American Canine Registry Dog Registry of America Inc. North American Purebred Registry, Inc. American Canine Association, Inc. Continental Kennel Club National Kennel Club American Pet Registry, Inc.

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