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Mastiff vs Irish Wolfhound vs Newfoundland Comparison - Dog breed selector: Old English Mastiff or Cu Faoil or Blackbear? Find the right dog for you

"Find similarities and differences between Mastiff vs Irish Wolfhound vs Newfoundland" Compare Mastiff and Irish Wolfhound. Which is better: Mastiff or Irish Wolfhound or Newfoundland?
 
 
 
Name Mastiff Irish Wolfhound Newfoundland
OriginsEngland flagEngland Ireland flagIreland Canada flagCanada
Group Working Dogs Hunting Dogs Working Dogs
Popularity Rank287336
Reviews312
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
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
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
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.
See more.
Average: It takes patience to teach this breed any tricks or commands, but the effort is worth it.
See more.
Smart: The Newfoundland dogs have great intelligence.
See more.
Training Difficulty
Compare training difficulty levels between Mastiff, Irish Wolfhound, and Newfoundland. Which is easiest to train?
Mastiff dogs are quite easy to train.
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Irish Wolfhound dogs are quite easy to train.
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Newfoundland dogs are easy to train.
See more.
Watchdog Rating
Compare watchdog abilities of Mastiff, Irish Wolfhound, and Newfoundland. Which breed is most alert?
Mastiff dogs are one of the best watchdogs.
See more.
Irish Wolfhound dogs are average watchdogs.
See more.
Newfoundland dogs are one of the best watchdogs.
See more.
Territorial Protection
Compare territorial instincts between Mastiff, Irish Wolfhound, and Newfoundland. Which breed is most protective?
Mastiff dogs are extremely protective guard dogs.
See more.
Irish Wolfhound dogs can't provide protection for their territory.
See more.
Newfoundland dogs are extremely protective guard dogs.
See more.

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
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.
See more.
Irish Wolfhound 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.
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.
See more.
High: Irish Wolfhound dogs are genuinely loyal, soft and gentle, loving, and affectionate dogs toward their handlers.
See more.
Average to High: Newfoundland dogs are highly affectionate dogs.
See more.
Social Needs
Mastiff vs Irish Wolfhound vs Newfoundland social needs comparison:
Mastiff dogs need for social interaction is average.
See more.
Irish Wolfhound dogs need for social interaction is average.
See more.
Newfoundland dogs are a social breed.
See more.
Impulse to Wander or Roam
Which dog has a greater roaming instinct?
Mastiff dogs are not the biggest explorers.
See more.
Irish Wolfhound dogs have average wanderlust potential.
See more.
Newfoundland dogs have average wanderlust potential.
See more.
Prey Drive
Which dog has a higher prey drive? Which can be better for hunting?
Their prey drive is low.
See more.
Irish Wolfhound dogs have a high impulse to chase and catch something.
See more.
Newfoundland dogs have a higher impulse to chase and catch something than other dog breeds.
See more.

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.
See more.
Low to Average: The Irish Wolfhound rarely barks.
See more.
Low to Average: The Newfoundland rarely barks.
See more.
Playful Nature
Compare playfulness levels between Mastiff, Irish Wolfhound, and Newfoundland. Which breed is most playful?
Mastiffs are not the most playful dog breed.
See more.
Average: Irish Wolfhounds, like any other dog breed, like playing.
See more.
Average: Newfoundlands, like any other dog breed, like playing.
See more.
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.
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.
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.
See more.
Irish Wolfhound dogs have an average tendency to nip, chew, playbite, or herd people.
See more.
Newfoundland dogs have an average tendency to nip, chew, playbite, or herd people.
See more.
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
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.
See more.
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.
See more.
Prefers cold weather
The Newfoundland can adapt well to harsh weather conditions, and also can be a good mountain dog.
See more.
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.
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.
See more.
Average: The Irish Wolfhound has an average risk for obesity.
See more.
Average to High: If you don't pay attention to the Newfoundland's weight, he can easily gain weight.
See more.
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.
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.
See more.
Average: The Irish Wolfhound requires average grooming effort.
See more.
Professional: This breed needs a lot of work to keep in good condition.
See more.
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.
See more.
The Irish Wolfhound is a perfect example of a very low drooling tendency.
See more.
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.
See more.
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.
See more.
8-12 weeks
Very rarely. Bathing your dog is beneficial to them in more ways than just one.
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.
Shedding Level
Who sheds more Mastiff or Irish Wolfhound or Newfoundland? Mastiff or Irish Wolfhound or {name3 shedding:
Mastiff dogs shed moderately.
See more.
Irish Wolfhound dogs shed moderately.
See more.
Newfoundland dogs are heavy shedders.
See more.

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.
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.
See more.

Not really

This breed generally not used as a service dog.
See more.

Yes

This breed makes good as a service dog.
See more.
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.
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.
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.
See more.

Not really

Irish Wolfhound breed usually doesn't like being on a boat.
See more.

Yes

Newfoundland breed usually likes being on a boat.
See more.
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.
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 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
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.
See more.

Once a year.

More frequent breeding is not healthy.
See more.

Once a year.

More frequent breeding is not healthy.
See more.

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.
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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