Mastiff vs Irish Wolfhound vs Newfoundland Comparison - Dog breed selector: Old English Mastiff or Cu Faoil or Blackbear? Find the right dog for you
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Compare Mastiff and Irish Wolfhound. Which is better: Mastiff or Irish Wolfhound or Newfoundland?
Name | Mastiff | Irish Wolfhound | Newfoundland |
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Origins | ![]() | ![]() | ![]() |
Group | Working Dogs | Hunting Dogs | Working Dogs |
Popularity Rank | 28 | 73 | 36 |
Reviews | 3 | 1 | 2 |
User Ratings |
Common Names & Aliases
Compare alternative names and nicknames used for Mastiff, Irish Wolfhound, and Newfoundland breeds. |
Old English Mastiff English Mastiff | Cu Faoil |
Blackbear Newfie The Gentle Giant Newf |
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Breed Classification
How do breed classifications differ between Mastiff, Irish Wolfhound, and Newfoundland? Compare their breeding categories. | Purebred | Purebred | Purebred |
Mastiff vs Irish Wolfhound vs Newfoundland Size and Weight Comparison
Size Classification
Compare size differences between Mastiff, Irish Wolfhound, and Newfoundland. Which breed is the largest? | Giant | Giant | Giant |
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Weight Statistics
How do weights compare between Mastiff, Irish Wolfhound, and Newfoundland? Compare adult weight ranges. | Male: 150-250 pounds (68-113 kg), Female: 120-180 pounds (54-82 kg) | 90-150 pounds (40-69 kg) | Male: 130-150 pounds (59-68 kg), Female: 100-120 pounds (45-54 kg) |
Average Weight
Which dog has a smaller / higher average weight? | Male: 200 pounds (90.5 kg), Female: 150 pounds (68 kg) | 120 pounds (54.5 kg) | Male: 140 pounds (63.5 kg), Female: 110 pounds (49.5 kg) |
Height
Which is taller, Mastiff or Irish Wolfhound or Newfoundland? Mastiff vs Irish Wolfhound vs Newfoundland height comparison: | Male: 30 inches (76 cm), Female: 27.5 inches (70 cm) | 28-35 inches (71-90 cm) | Male: 27-29 inches (69-74 cm), Female: 25-27 inches (63-69 cm) |
Average Height
Which dog has a smaller / higher average height? | Male: 30 inches (76 cm), Female: 27.5 inches (70 cm) | 31.5 inches (80.5 cm) | Male: 28 inches (71.5 cm), Female: 26 inches (66 cm) |
Mastiff vs Irish Wolfhound vs Newfoundland Price and Availability Comparison
Price Range
Compare puppy costs for Mastiff, Irish Wolfhound, and Newfoundland. Find price differences between these breeds. | $1200-$1500 | $1800-$2000 | $1500-$2000 |
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Availability
Which is easier to get, Mastiff or Irish Wolfhound or Newfoundland? | Very frequent: The Mastiff is quite easy to get. | Very frequent: The Irish Wolfhound is quite easy to get. | Very frequent: The Newfoundland is quite easy to get. |
Mastiff vs Irish Wolfhound vs Newfoundland Trainability and Intelligence Comparison
Intelligence Rating
Compare intelligence levels between Mastiff, Irish Wolfhound, and Newfoundland. Which breed ranks highest? | Average: It takes patience to teach this breed any tricks or commands, but the effort is worth it. | Average: It takes patience to teach this breed any tricks or commands, but the effort is worth it. | Smart: The Newfoundland dogs have great intelligence. |
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Training Difficulty
Compare training difficulty levels between Mastiff, Irish Wolfhound, and Newfoundland. Which is easiest to train? | Mastiff dogs are quite easy to train. | Irish Wolfhound dogs are quite easy to train. | Newfoundland dogs are easy to train. |
Watchdog Rating
Compare watchdog abilities of Mastiff, Irish Wolfhound, and Newfoundland. Which breed is most alert? | Mastiff dogs are one of the best watchdogs. | Irish Wolfhound dogs are average watchdogs. | Newfoundland dogs are one of the best watchdogs. |
Territorial Protection
Compare territorial instincts between Mastiff, Irish Wolfhound, and Newfoundland. Which breed is most protective? | Mastiff dogs are extremely protective guard dogs. | Irish Wolfhound dogs can't provide protection for their territory. | Newfoundland dogs are extremely protective guard dogs. |
Mastiff vs Irish Wolfhound vs Newfoundland Personality and Temperament Comparison
Personality Traits
How do personalities differ between Mastiff, Irish Wolfhound, and Newfoundland? Compare temperaments. |
Protective Alert Courageous Intelligent Affectionate Loyal Cheerful |
Dignified Intelligent Patient Loyal Tempered Sweet Generous Thoughtful |
Courageous Intelligent Loyal Gentle Social Sweet Cheerful |
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Sensitivity Level
Which dog is more sensitive? What's the difference? | Mastiff dogs have an average emotional level and are not the most sensitive dog breed. | Irish Wolfhound dogs have an average emotional level and are not the most sensitive dog breed. | They are a little bit more sensitive than other dog breeds. |
Affection Level
Which is the more affectionate dog breed: Mastiff vs Irish Wolfhound vs Newfoundland? | High: Mastiff dogs are genuinely loyal, soft and gentle, loving, and affectionate dogs toward their handlers. | High: Irish Wolfhound dogs are genuinely loyal, soft and gentle, loving, and affectionate dogs toward their handlers. | Average to High: Newfoundland dogs are highly affectionate dogs. |
Social Needs
Mastiff vs Irish Wolfhound vs Newfoundland social needs comparison: | Mastiff dogs need for social interaction is average. | Irish Wolfhound dogs need for social interaction is average. | Newfoundland dogs are a social breed. |
Impulse to Wander or Roam
Which dog has a greater roaming instinct? | Mastiff dogs are not the biggest explorers. | Irish Wolfhound dogs have average wanderlust potential. | Newfoundland dogs have average wanderlust potential. |
Prey Drive
Which dog has a higher prey drive? Which can be better for hunting? | Their prey drive is low. | Irish Wolfhound dogs have a high impulse to chase and catch something. | Newfoundland dogs have a higher impulse to chase and catch something than other dog breeds. |
Mastiff vs Irish Wolfhound vs Newfoundland Activity and Playfulness Comparison
Barking Frequency
Compare barking frequencies of Mastiff, Irish Wolfhound, and Newfoundland. Which breed is most vocal? | Low: The Mastiff barks none to minimal. | Low to Average: The Irish Wolfhound rarely barks. | Low to Average: The Newfoundland rarely barks. |
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Playful Nature
Compare playfulness levels between Mastiff, Irish Wolfhound, and Newfoundland. Which breed is most playful? | Mastiffs are not the most playful dog breed. | Average: Irish Wolfhounds, like any other dog breed, like playing. | Average: Newfoundlands, like any other dog breed, like playing. |
Apartment Adaptability
Compare apartment suitability of Mastiff, Irish Wolfhound, and Newfoundland. 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 Mastiff indoors. | It is not recommended to keep the Irish Wolfhound breed in the home. | 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 Newfoundland indoors. |
Mastiff vs Irish Wolfhound vs Newfoundland Adaptability and Independence Comparison
Lifestyle Adaptability
Compare adaptability between Mastiff, Irish Wolfhound, and Newfoundland. Which breed is most flexible? | Mastiff dogs adapt very well to lifestyle changes and basically all living environments. | Irish Wolfhound dogs adapt well to lifestyle changes and different living environments. | Newfoundland dogs adapt well to lifestyle changes and different living environments. |
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Alone Time Tolerance
Which dog can be left alone: Mastiff or Irish Wolfhound or Newfoundland? | 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. | Newfoundland 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. |
Mastiff vs Irish Wolfhound vs Newfoundland Bite Characteristics Comparison
Bite Risk Assessment
Compare biting potential between Mastiff, Irish Wolfhound, and Newfoundland. Which has lowest bite risk? | Moderate ⏺ The Mastiff has an average chance of biting somebody. | Low 🔽 The Irish Wolfhound has a low chance of biting somebody. | Low 🔽 The Newfoundland has a low chance of biting somebody. |
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Mouthing Tendency
Compare mouthing tendencies between Mastiff, Irish Wolfhound, and Newfoundland. Which uses mouth most during play? | Mastiff dogs have a higher than average tendency to nip, chew, playbite, or herd people. | Irish Wolfhound dogs have an average tendency to nip, chew, playbite, or herd people. | Newfoundland dogs have an average tendency to nip, chew, playbite, or herd people. |
Bite Strength Rating
Compare bite forces between Mastiff, Irish Wolfhound, and Newfoundland. Which has the strongest bite? | Above 400 PSI 🔼 Mastiff bite force: The Strongest. | Above 400 PSI 🔼 Irish Wolfhound bite force: The Strongest. | Above 400 PSI 🔼 Newfoundland bite force: The Strongest. |
Mastiff vs Irish Wolfhound vs Newfoundland Health and Lifespan Comparison
Average Lifespan
Compare life expectancies of Mastiff, Irish Wolfhound, and Newfoundland. Which breed lives longest? |
10-12 years The average lifespan of Mastiff: 11 years |
6-10 years The average lifespan of Irish Wolfhound: 8 years |
9-13 years The average lifespan of Newfoundland: 11 years |
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Climate Tolerance
Compare weather adaptability between Mastiff, Irish Wolfhound, and Newfoundland. Which handles climate changes best? | 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. | Prefers average to cold weather conditions The Irish Wolfhound can adapt to well to cold weather conditions, some dogs even can be a good mountain dog. | Prefers cold weather The Newfoundland can adapt well to harsh weather conditions, and also can be a good mountain dog. |
Health Concerns
Compare health problems common in Mastiff, Irish Wolfhound, and Newfoundland. Which has fewer health issues? | Mastiffs are commonly healthy dogs. | Very healthy dog breed. | Very healthy dog breed. |
Vet Care Frequency
Which one may need more or less veterinary visits? |
Rare The Mastiff should have a complete physical check-up at least every 12-18 months (but preferably once per year). |
Rare The Irish Wolfhound should have a complete physical check-up at least every 12-18 months (but preferably once per year). |
Rare The Newfoundland should have a complete physical check-up at least every 12-18 months (but preferably once per year). |
Health Problems
Which one has more or less genetic/health problems: Mastiff vs Irish Wolfhound vs Newfoundland? What are the allergies, genetic diseases and concerns for them? Mastiff vs Irish Wolfhound vs Newfoundland health problems comparison: | Hip Dysplasia Cancer Progressive retinal atrophy (PRA) Bloat Seizures Cystinuria | Hip Dysplasia Progressive retinal atrophy (PRA) Bloat Drug Sensitivity Elbow Dysplasia Osteochondrosis Dissecans Osteosarcoma Dilated Cardiomyopathy Fibrocartilaginous Embolic Myelopathy Liver Shunt |
Cataracts Hip Dysplasia Cancer Hypothyroidism Bloat Epilepsy Cherry Eye Elbow Dysplasia Addison's Disease Cystinuria Subvalvular Aortic Stenosis |
Mastiff vs Irish Wolfhound vs Newfoundland Energy and Activity Comparison
Energy Rating
Compare energy levels between Mastiff, Irish Wolfhound, and Newfoundland. Which breed is most active? | Mastiff dogs have a lower energy level than other dogs. | Irish Wolfhound dogs have a lower energy level than other dogs. | Newfoundland dogs have an average energy level, so if you live a semi-active life, this breed can be a good choice for you. |
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Activity Requirement / Exercise Need
Mastiff vs Irish Wolfhound vs Newfoundland exercise need comparison. Which dog needs more activity? Which dog needs the most exercise: Mastiff or Irish Wolfhound or Newfoundland? Which dog needs the most walking? Which dog is the laziest? | Mastiff dogs exercise need is minimal. | Irish Wolfhound dogs have an average exercise need. | Newfoundland dogs have an average exercise need. |
Sleeping Need
Which one sleeps the least/most: Mastiff or Irish Wolfhound or Newfoundland? | Mastiff dogs like sleeping so they do sleep a lot. | Irish Wolfhound dogs like sleeping so they do sleep a lot. | Newfoundland dogs sleep 12-14 hours a day as an average dog and they're not considered a lazy breed. |
Mastiff vs Irish Wolfhound vs Newfoundland Diet and Weight Management Comparison
Obesity Tendency
Compare weight gain tendencies between Mastiff, Irish Wolfhound, and Newfoundland. Which is most prone to obesity? | Average to High: If you don't pay attention to the Mastiff's weight, he can easily gain weight. | Average: The Irish Wolfhound has an average risk for obesity. | Average to High: If you don't pay attention to the Newfoundland's weight, he can easily gain weight. |
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Food Consumption
Compare food requirements between Mastiff, Irish Wolfhound, and Newfoundland. 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 | 5 to 6 cups of high-quality dry food a day, divided into two meals. |
Mastiff vs Irish Wolfhound vs Newfoundland Allergies and Grooming Comparison
Allergy Friendliness
Compare hypoallergenic qualities of Mastiff, Irish Wolfhound, and Newfoundland. Which is best for allergy sufferers? | No See more. | No See more. | No See more. |
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Coat Colors
Compare color variations between Mastiff, Irish Wolfhound, and Newfoundland. What colors are available? |
Fawn Brindle Apricot |
Black Gray Red Blue Cream White Silver Wheaten |
Black Gray White Brown |
Grooming Requirements
Compare grooming needs between Mastiff, Irish Wolfhound, and Newfoundland. Which requires most maintenance? | Easy to groom: The Mastiff doesn't require a lot of grooming. | Average: The Irish Wolfhound requires average grooming effort. | Professional: This breed needs a lot of work to keep in good condition. |
Drooling Tendency
Compare drooling tendencies between Mastiff, Irish Wolfhound, and Newfoundland. Which drools least? | 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. | The Irish Wolfhound is a perfect example of a very low drooling tendency. | The Newfoundland is a big drooler, so if you're disgusted by slobber spots on your clothes, you should choose a dog from another breed. |
Stinkiness Rating
Compare odor levels between Mastiff, Irish Wolfhound, and Newfoundland. Which has least natural smell? | High 🔼 The Mastiff has a high chance of bad smell. | Medium ⏺ The Irish Wolfhound has an average chance of bad smell. | High 🔼 The Newfoundland has a high chance of bad smell. |
Coat Characteristics
Compare coat types between Mastiff, Irish Wolfhound, and Newfoundland. How do their fur characteristics differ? | Dense |
Wiry Rough |
Fluffy Waterproof Thick |
Bathing Needs
Compare bathing needs between Mastiff, Irish Wolfhound, and Newfoundland. Which requires most frequent baths? | 4-6 weeks Average. Experts recommended at least every 4-6 weeks for this family pup. | 8-12 weeks Very rarely. Bathing your dog is beneficial to them in more ways than just one. | 3-4 weeks More often than average. These dog coats tend to be longer, softer, and oilier than short-haired breeds. |
Shedding Level
Who sheds more Mastiff or Irish Wolfhound or Newfoundland? Mastiff or Irish Wolfhound or {name3 shedding: | Mastiff dogs shed moderately. | Irish Wolfhound dogs shed moderately. | Newfoundland dogs are heavy shedders. |
Mastiff vs Irish Wolfhound vs Newfoundland Good With Comparison
Child Compatibility
Compare child-friendliness between Mastiff, Irish Wolfhound, and Newfoundland. Which is best with kids? | Mastiff dogs are very kid-friendly dogs. | Irish Wolfhound dogs are kid-friendly dogs. | Newfoundland dogs are very kid-friendly dogs. |
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Pet Compatibility
Which dog breeds get along well with other animals/pets? | Mastiff dogs are one of the friendliest dog breeds. | Irish Wolfhound dogs are generally with other pets. | Newfoundland dogs are one of the friendliest dog breeds. |
Stranger Friendly
Which dog is more stranger friendly Mastiff or Irish Wolfhound or Newfoundland? Which dog is more friendly? | Mastiff dogs are average friendly towards strangers. | Irish Wolfhound dogs are average friendly towards strangers. | Newfoundland dogs are stranger-friendly dogs. |
Cat Friendly
Which dog is more cat friendly Mastiff or Irish Wolfhound or Newfoundland? | Mastiff dogs are very cat-friendly dogs. | Irish Wolfhound dogs are average friendly towards cats. | Newfoundland dogs are very cat-friendly dogs. |
Dog Friendly
Which dog is more dog friendly Mastiff or Irish Wolfhound or Newfoundland? | Mastiff dogs are average friendly towards other dogs. | Irish Wolfhound dogs are very dog-friendly dogs. | Newfoundland dogs are dog-friendly dogs. |
Good For First Time Owners
Which dog is good for the first-time owners: Mastiff vs Irish Wolfhound vs Newfoundland? |
Yes Mastiff dogs are good for novice owners, due to their easy-going personality. |
Yes Irish Wolfhound dogs are good for novice owners, due to their easy-going personality. |
Yes Newfoundland dogs are good for novice owners, due to their easy-going personality. |
Office Friendly
Which one fits better in the office? |
No Mastiff is not the best dog breed for office environment. |
No Irish Wolfhound is not the best dog breed for office environment. |
No Newfoundland is not the best dog breed for office environment. |
Senior Citizens Friendly
Which dog is good for elderly people? | Mastiffs are one of the best breeds for elderly people. | Irish Wolfhounds are usually recommended for elderly people. | Newfoundlands are one of the best breeds for elderly people. |
Mastiff vs Irish Wolfhound vs Newfoundland As a Working Dog Comparison
Service Dog Capability
Compare service dog potential between Mastiff, Irish Wolfhound, and Newfoundland. Which is best suited for service work? | Not really This breed generally not used as a service dog. | Not really This breed generally not used as a service dog. | Yes This breed makes good as a service dog. |
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Therapy Work Suitability
Compare therapy dog potential between Mastiff, Irish Wolfhound, and Newfoundland. Which excels in therapy work? | Not really This breed is generally not used as a therapy dog. | Not really This breed is generally not used as a therapy dog. | Not really This breed is generally not used as a therapy dog. |
Scent Detection Ability
Compare detection capabilities between Mastiff, Irish Wolfhound, and Newfoundland. 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 Mastiff, Irish Wolfhound, and Newfoundland. 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. | Yes This breed would make an excellent search and rescue dog. |
Maritime Work Ability
Compare boating aptitude between Mastiff, Irish Wolfhound, and Newfoundland. Which is best suited for water work? | Not really Mastiff breed usually doesn't like being on a boat. | Not really Irish Wolfhound breed usually doesn't like being on a boat. | Yes Newfoundland breed usually likes being on a boat. |
Draft Work Capability
Compare cart pulling abilities between Mastiff, Irish Wolfhound, and Newfoundland. Which is best for draft work? | Yes A drafting dog or draft dog is a dog bred and used for cart pulling. | Not really A drafting dog or draft dog is a dog bred and used for cart pulling. | Yes A drafting dog or draft dog is a dog bred and used for cart pulling. |
Military Service Background
Compare military service history of Mastiff, Irish Wolfhound, and Newfoundland. 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. |
Mastiff vs Irish Wolfhound vs Newfoundland Reproducibility Comparison
Puppy Litter Size
Compare typical litter sizes of Mastiff, Irish Wolfhound, and Newfoundland. Which has most puppies? | 3-5 puppies | 3-4 puppies | 4-12 puppies |
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Pregnancy Duration
Compare gestation periods of Mastiff, Irish Wolfhound, and Newfoundland. Any breeding differences? | 60-64 days See more. | 60-64 days See more. | 60-64 days See more. |
Breeding Frequency
Compare breeding intervals between Mastiff, Irish Wolfhound, and Newfoundland. What's recommended? | Once a year. More frequent breeding is not healthy. | Once a year. More frequent breeding is not healthy. | Once a year. More frequent breeding is not healthy. |
Mastiff vs Irish Wolfhound vs Newfoundland Recognition Comparison
AKC Classification
Compare AKC groups for Mastiff, Irish Wolfhound, and Newfoundland. How are they classified? | Recognized by the American Kennel Club in 1885 as a Working breed. | Recognized by the American Kennel Club in 1897 as a Hound breed. | Recognized by the American Kennel Club in 1886 as a Working breed. |
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FCI Classification
Compare FCI groups for Mastiff, Irish Wolfhound, and Newfoundland. How are they classified internationally? | Not recognized by FCI. | Recognized by FCI in the Sighthounds group, in the Rough-haired Sighthounds section. | Recognized by FCI in the Pinscher and Schnauzer - Molossoid and Swiss Mountain and Cattledogs group, in the Molossian type section. |
Kennel Club Recognition
Compare breed recognition status of Mastiff, Irish Wolfhound, and Newfoundland. 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 United 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 Irish Wolfhound Club Of America |
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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