Leonberger vs Great Dane vs Mastiff Comparison - Dog breed selector: Gentle Giant or Apollo of Dogs or Old English Mastiff? Find the right dog for you

"Find similarities and differences between Leonberger vs Great Dane vs Mastiff" Compare Leonberger and Great Dane. Which is better: Leonberger or Great Dane 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	Leonberger	Great Dane	Mastiff
Origins	Germany	Germany	England
All Dog Breeds By Country Of Origin
Group	Working Dogs	Working Dogs	Working Dogs
Popularity Rank	100	14	28
Reviews	4	7	3
User Ratings

Common Names & Aliases Compare alternative names and nicknames used for Leonberger, Great Dane, and Mastiff breeds.	Gentle Giant Gentle Lion Leonbergi Leo	Apollo of Dogs Deutsche Dogge Gentle Giant German Mastiff Dane	Old English Mastiff English Mastiff
Breed Classification How do breed classifications differ between Leonberger, Great Dane, and Mastiff? Compare their breeding categories.	Purebred	Purebred	Purebred

Leonberger vs Great Dane vs Mastiff Size and Weight Comparison

Size Classification Compare size differences between Leonberger, Great Dane, and Mastiff. Which breed is the largest?	Giant	Giant	Giant
Weight Statistics How do weights compare between Leonberger, Great Dane, and Mastiff? Compare adult weight ranges.	Male: 130-170 pounds (59-77 kg), Female: 100-130 pounds (45-59 kg)	Male: 120-200 pounds (54-90 kg), Female: 100-130 pounds (45-59 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: 150 pounds (68 kg), Female: 115 pounds (52 kg)	Male: 160 pounds (72 kg), Female: 115 pounds (52 kg)	Male: 200 pounds (90.5 kg), Female: 150 pounds (68 kg)
Height Which is taller, Leonberger or Great Dane or Mastiff? Leonberger vs Great Dane vs Mastiff height comparison:	Male: 29-31 inches (74-80 cm), Female: 27-29 inches (61-74 cm)	Male: 30-34 inches (76-86 cm), Female: 28-32 inches (71-81 cm)	Male: 30 inches (76 cm), Female: 27.5 inches (70 cm)
Average Height Which dog has a smaller / higher average height?	Male: 30 inches (77 cm), Female: 28 inches (67.5 cm)	Male: 32 inches (81 cm), Female: 30 inches (76 cm)	Male: 30 inches (76 cm), Female: 27.5 inches (70 cm)

Leonberger vs Great Dane vs Mastiff Price and Availability Comparison

Price Range Compare puppy costs for Leonberger, Great Dane, and Mastiff. Find price differences between these breeds.	$1500-$2000	$800-$1200	$1200-$1500
Availability Which is easier to get, Leonberger or Great Dane or Mastiff?	Frequent: The Leonberger is easier than average to get.	Very frequent: The Great Dane is quite easy to get.	Very frequent: The Mastiff is quite easy to get.

Leonberger vs Great Dane vs Mastiff Trainability and Intelligence Comparison

Intelligence Rating Compare intelligence levels between Leonberger, Great Dane, 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.	Smart: The Great Dane dogs have great intelligence. 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 Leonberger, Great Dane, and Mastiff. Which is easiest to train?	Leonberger dogs are quite easy to train. See more.	Great Dane 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 Leonberger, Great Dane, and Mastiff. Which breed is most alert?	Leonberger dogs are one of the best watchdogs. See more.	Great Dane 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 Leonberger, Great Dane, and Mastiff. Which breed is most protective?	Leonberger dogs are extremely protective guard dogs. See more.	Great Dane dogs are extremely protective guard dogs. See more.	Mastiff dogs are extremely protective guard dogs. See more.
Guard Dog Breeds List

Leonberger vs Great Dane vs Mastiff Personality and Temperament Comparison

Personality Traits How do personalities differ between Leonberger, Great Dane, and Mastiff? Compare temperaments.	Loving Obedient Loyal Fearless Companionable Adaptable	Loving Intelligent Confident Friendly Devoted Gentle Reserved	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.	Sensitive: Great Dane dogs don't like an irregular daily routine, noisy household, and frequent guest visits. 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: Leonberger vs Great Dane vs Mastiff?	High: Leonberger dogs are genuinely loyal, soft and gentle, loving, and affectionate dogs toward their handlers. See more.	Average: Great Dane 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 Leonberger vs Great Dane vs Mastiff social needs comparison:	Leonberger dogs need a lot of social interaction. See more.	Great Dane dogs are a social breed. See more.	Mastiff dogs need for social interaction is average. See more.
Impulse to Wander or Roam Which dog has a greater roaming instinct?	Leonberger dogs tend to escape less than other breeds. See more.	Great Dane 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?	Leonberger dogs have a higher impulse to chase and catch something than other dog breeds. See more.	Great Dane 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

Leonberger vs Great Dane vs Mastiff Activity and Playfulness Comparison

Barking Frequency Compare barking frequencies of Leonberger, Great Dane, and Mastiff. Which breed is most vocal?	Low: The Leonberger barks none to minimal. See more.	Low to Average: The Great Dane rarely barks. 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 Leonberger, Great Dane, and Mastiff. Which breed is most playful?	The Leonberger is a playful breed. See more.	Great Danes 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 Leonberger, Great Dane, and Mastiff. Which adapts best to small spaces?	Not an apartment-friendly dog the Leonberger breed.	Very house-friendly dog the Great Dane 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 Mastiff indoors.
The Worst Dog Breeds for Apartment Living		Apartment Friendly Dogs List

Leonberger vs Great Dane vs Mastiff Adaptability and Independence Comparison

Lifestyle Adaptability Compare adaptability between Leonberger, Great Dane, and Mastiff. Which breed is most flexible?	Average: Leonberger dogs adapt to lifestyle changes and different living environments quite okay usually.	Average: Great Dane 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: Leonberger or Great Dane or Mastiff?	Leonberger dogs tend to have separation anxiety when their owners left them alone at home because they bond very closely with them.	Great Dane 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.

Leonberger vs Great Dane vs Mastiff Bite Characteristics Comparison

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

Leonberger vs Great Dane vs Mastiff Health and Lifespan Comparison

Average Lifespan Compare life expectancies of Leonberger, Great Dane, and Mastiff. Which breed lives longest?	8-10 years The average lifespan of Leonberger: 9 years	7-11 years The average lifespan of Great Dane: 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 Leonberger, Great Dane, and Mastiff. Which handles climate changes best?	Prefers cold weather The Leonberger can adapt well to harsh weather conditions, and also can be a good mountain dog. See more.	Prefers average to warm weather conditions Different dogs have different preferences when it comes to weather conditions. 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 Leonberger, Great Dane, and Mastiff. Which has fewer health issues?	Leonbergers tend to have more frequent health issues than other breeds.	Great Danes are commonly healthy dogs.	Mastiffs are commonly healthy dogs.
Healthiest Dog Breeds
Vet Care Frequency Which one may need more or less veterinary visits?	Frequent The Leonberger should have a complete physical check-up at least once (but preferably twice) per year.	Rare The Great Dane 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: Leonberger vs Great Dane vs Mastiff? What are the allergies, genetic diseases and concerns for them? Leonberger vs Great Dane vs Mastiff health problems comparison:	Hip Dysplasia Cancer Bloat Entropion Inherited Polyneuropathy Ectropion Elbow Dysplasia Addison's Disease Eosinophilic Panosteitis	Hip Dysplasia Patent Ductus Arteriosis Cancer Bloat Mitral Valve Disease Subvalvular Aortic Stenosis Dilated Cardiomyopathy Persistent Right Aortic Arch Tricuspid Valve Dysplasia	Hip Dysplasia Cancer Progressive retinal atrophy (PRA) Bloat Seizures Cystinuria

Leonberger vs Great Dane vs Mastiff Energy and Activity Comparison

Energy Rating Compare energy levels between Leonberger, Great Dane, and Mastiff. Which breed is most active?	Leonberger dogs have a higher energy level than other dog breeds.	Great Dane dogs are high-energy dogs.	Mastiff dogs have a lower energy level than other dogs.
Low-Energy Dog Breeds		High-Energy Dog Breeds
Activity Requirement / Exercise Need Leonberger vs Great Dane vs Mastiff exercise need comparison. Which dog needs more activity? Which dog needs the most exercise: Leonberger or Great Dane or Mastiff? Which dog needs the most walking? Which dog is the laziest?	Leonberger dogs need quite a lot of exercise.	Great Dane dogs exercise need is minimal.	Mastiff dogs exercise need is minimal.
Sleeping Need Which one sleeps the least/most: Leonberger or Great Dane or Mastiff?	Leonberger dogs are quite energetic dogs and they don't spend too much time with sleeping.	Great Dane dogs don't need too much sleep.	Mastiff dogs like sleeping so they do sleep a lot.
Dog Breeds That Sleep A Lot

Leonberger vs Great Dane vs Mastiff Diet and Weight Management Comparison

Obesity Tendency Compare weight gain tendencies between Leonberger, Great Dane, and Mastiff. Which is most prone to obesity?	Average to High: If you don't pay attention to the Leonberger's weight, he can easily gain weight. See more.	Low to Average: The Great Dane has a low to the average risk for obesity. 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 Leonberger, Great Dane, and Mastiff. Which needs most food?	8 to 10 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	8 to 10 cups of high-quality dry food a day, divided into two meals
Dog Breeds That Eat A Lot

Leonberger vs Great Dane vs Mastiff Allergies and Grooming Comparison

Allergy Friendliness Compare hypoallergenic qualities of Leonberger, Great Dane, 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 Leonberger, Great Dane, and Mastiff. What colors are available?	Red Brown Yellow Sandy Reddish Mahogany	Black Blue White Fawn Brindle Merle	Fawn Brindle Apricot
Grooming Requirements Compare grooming needs between Leonberger, Great Dane, and Mastiff. Which requires most maintenance?	Average: The Leonberger requires average grooming effort. See more.	Effortless: The Great Dane requires minimal 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 Leonberger, Great Dane, and Mastiff. Which drools least?	The Leonberger is an average drooler. See more.	The Great Dane drools quite a lot, so if you dislike being covered by slobber spots on your clothes, you may want to choose another dog 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 Leonberger, Great Dane, and Mastiff. Which has least natural smell?	Medium ⏺ The Leonberger has an average chance of bad smell.	Medium ⏺ The Great Dane has an average chance of bad smell.	High 🔼 The Mastiff has a high chance of bad smell.
Coat Characteristics Compare coat types between Leonberger, Great Dane, and Mastiff. How do their fur characteristics differ?	Waterproof	Dense	Dense
Bathing Needs Compare bathing needs between Leonberger, Great Dane, and Mastiff. Which requires most frequent baths?	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.	4-6 weeks Average. Experts recommended at least every 4-6 weeks for this family pup. See more.
Shedding Level Who sheds more Leonberger or Great Dane or Mastiff? Leonberger or Great Dane or {name3 shedding:	Leonberger dogs are heavy shedders. See more.	Great Dane dogs shed moderately. See more.	Mastiff dogs shed moderately. See more.
Low-Shedding Dog Breeds		Dog Breeds That Shed The Most

Leonberger vs Great Dane vs Mastiff Good With Comparison

Child Compatibility Compare child-friendliness between Leonberger, Great Dane, and Mastiff. Which is best with kids?	Leonberger dogs are very kid-friendly dogs.	Great Dane 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?	Leonberger dogs are generally with other pets.	Great Dane dogs are generally with other pets.	Mastiff dogs are one of the friendliest dog breeds.
Stranger Friendly Which dog is more stranger friendly Leonberger or Great Dane or Mastiff? Which dog is more friendly?	Leonberger dogs are average friendly towards strangers.	Great Dane 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 Leonberger or Great Dane or Mastiff?	Leonberger dogs are average friendly towards cats.	Great Dane dogs are average friendly towards cats.	Mastiff dogs are very cat-friendly dogs.
Dog Breeds That Get Along Well With Cats
Dog Friendly Which dog is more dog friendly Leonberger or Great Dane or Mastiff?	Leonberger dogs are dog-friendly dogs.	Great Dane dogs are average friendly towards other dogs.	Mastiff dogs are average friendly towards other dogs.
Good For First Time Owners Which dog is good for the first-time owners: Leonberger vs Great Dane vs Mastiff?	Yes Leonberger dogs are good for novice owners, due to their easy-going personality.	Yes Great Dane 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 Leonberger is not the best dog breed for office environment.	No Great Dane 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?	Leonbergers are one of the best breeds for elderly people.	Great Danes are usually recommended for elderly people.	Mastiffs are one of the best breeds for elderly people.

Leonberger vs Great Dane vs Mastiff As a Working Dog Comparison

Service Dog Capability Compare service dog potential between Leonberger, Great Dane, 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 Leonberger, Great Dane, 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 Leonberger, Great Dane, 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 Leonberger, Great Dane, 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 Leonberger, Great Dane, and Mastiff. Which is best suited for water work?	Not really Leonberger breed usually doesn't like being on a boat. See more.	Not really Great Dane 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 Leonberger, Great Dane, 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 Leonberger, Great Dane, and Mastiff. Which has most military use?	Not really In history, this breed was not really used for combat dog.	Yes In history, this breed was unfortunately used for combat dogs.	Not really In history, this breed was not really used for combat dog.

Leonberger vs Great Dane vs Mastiff Reproducibility Comparison

Puppy Litter Size Compare typical litter sizes of Leonberger, Great Dane, and Mastiff. Which has most puppies?	6-8 puppies	10-15 puppies	3-5 puppies
Dog Name Generator – Find A Perfect Name For Your Puppy
Pregnancy Duration Compare gestation periods of Leonberger, Great Dane, 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 Leonberger, Great Dane, 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.

Leonberger vs Great Dane vs Mastiff Recognition Comparison

AKC Classification Compare AKC groups for Leonberger, Great Dane, and Mastiff. How are they classified?	Recognized by the American Kennel Club in 2010 as a Working breed.	Recognized by the American Kennel Club in 1887 as a Working breed.	Recognized by the American Kennel Club in 1885 as a Working breed.
FCI Classification Compare FCI groups for Leonberger, Great Dane, and Mastiff. 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 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 Leonberger, Great Dane, and Mastiff. 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. 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 Canadian Canine Registry	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

Popular Dog Compares

Despite the best intentions, there may be errors. If you find one, please let us know and we will fix it as soon as possible. Contact us here.

Rate This Comparsion - Leonberger vs Great Dane vs Mastiff

Reviews