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Bernese Mountain Dog vs Bullmastiff

A side-by-side comparison to help you find the right breed for your lifestyle.

Bernese Mountain Dog breed photo

Bernese Mountain Dog

AKCFCIKC

The Bernese Mountain Dog is a large, sturdy breed known for its striking tricolor coat, gentle temperament, and strong working abilities, originally bred in the Swiss Alps to herd cattle and pull carts. Their friendly and affectionate nature makes them excellent family companions.

Size

Extra Large

Energy

Medium

Lifespan

7-8 years yrs

Height

N/A

VS
Bullmastiff breed photo

Bullmastiff

AKCFCIKC

The Bullmastiff is a large, powerful, and loyal breed known for its protective nature and gentle temperament. Originally bred in England as a gamekeeper's companion to guard estates, this breed combines the strength of a Mastiff with the agility of a Bulldog.

Size

Extra Large

Energy

Medium

Lifespan

7-9 years yrs

Height

N/A

Quick Comparison

TraitBernese Mountain DogBullmastiff
Energy
Trainability
Grooming Needs
Family Friendly
Independence

Key Characteristics

Good with Kids
Good with Dogs
Good with Cats
Hypoallergenic
Apartment Friendly
First-Time Owner OK
DetailBernese Mountain DogBullmastiff
SizeExtra LargeExtra Large
Energy LevelMediumMedium
GroomingHighMedium
TrainabilityEasychallenging
Barking LevelMediumLow
Shedding LevelHighMedium
Chew strengthModerateHard
HousingYardYard

Owner Fit & Decision Guide

Owner Match

TraitBernese Mountain DogBullmastiff
Experience LevelBeginnerExperienced
First-Time Owner
Ideal OwnerActive individual or family who can provide adequate exercise and training for a Bernese Mountain Dog.Active individual or family who can provide adequate exercise and training for a Bullmastiff.

Bernese Mountain Dog Dealbreakers

  • Cannot meet 45-60 min daily exercise
  • Cannot tolerate heavy shedding

Bullmastiff Dealbreakers

  • Cannot meet 60-60 min daily exercise
  • Cannot commit to grooming needs

Surrender Risk

FactorBernese Mountain DogBullmastiff
Risk LevelMediumMedium
Primary ReasonsUnderestimated exercise needs, Behavioral challenges, Cost of careUnderestimated exercise needs, Behavioral challenges, Cost of care

Temperament & Personality

Behavior Comparison

TraitBernese Mountain DogBullmastiff
Prey Drive
Watchdog Ability
Stranger Friendly
Drool Level
Wanderlust

Vocalization

TraitBernese Mountain DogBullmastiff
Barking LevelMediumLow
Howling Tendency
Whining TendencyLowLow
Separation Vocalization
Bernese Mountain Dog bark triggers
StrangersDoorbellsOther dogs
Bullmastiff bark triggers
StrangersDoorbellsOther dogs

Safety & Reliability

TraitBernese Mountain DogBullmastiff
Escape Artist
Dog Park Suitable
Off-Leash Reliable
Small Animal Safe
Leash Reactivity
Resource Guarding RiskLowLow

Bernese Mountain Dog Social Traits

Velcro Dog
One Person Dog
Handling ToleranceMedium
Stranger Wariness

Low

With Other Dogs

Generally friendly

Bullmastiff Social Traits

Velcro Dog
One Person Dog
Handling ToleranceMedium
Stranger Wariness

Moderate

With Other Dogs

Selective

Training

Bernese Mountain Dog

MethodPositive reinforcement
Challenges
s:** Their size makes jumping up or leash pulling dangerous. "Four on the floor" training must start at 8 weeks.
Tips
  • ** Positive reinforcement is the only viable path. Berners are notoriously "soft" dogs; harsh corrections or yelling will cause them to shut down or become fearful [cite: 16].

Bullmastiff

MethodPositive reinforcement
Challenges
forced running or jogging on pavement until growth plates close (18–24 months).
Tips
  • ** Positive reinforcement is the only viable path. Harsh corrections often cause this breed to shut down or become defensive.

Bernese Mountain Dog Considerations

challengeSeparation Anxiety ("Velcro Dog" Syndrome)

The BMD was bred to work closely alongside farmers in the Swiss Alps, pulling carts and driving cattle. This history has created a breed that is genetically wired to be near their humans constantly. They are not independent yard dogs; they are "shadows." Leaving a Berner alone for 8+ hours a day often results in severe distress, destructive chewing, and vocalization.

challengeThe "Leaner"

While affectionate, their desire for physical contact (leaning their 100lb body weight against your legs) can be a hazard for elderly owners or very small children, despite their gentle intent.

Bullmastiff Considerations

challengeSame-Sex Aggression

This is a genetically rooted trait in many Bullmastiffs. While they may coexist peacefully with dogs of the opposite sex, placing two males or two females together often results in severe conflict once they reach social maturity (18–24 months). This aggression is rarely "cured" through training; it is managed.

challengeStubborn Independence

Bred to track and hold poachers silently without human direction, the Bullmastiff is an independent problem solver. They do not have the "will to please" of a Golden Retriever. If a command does not make sense to them, they will simply ignore it. This is often misinterpreted as stupidity; it is actually a refusal to perform rote tasks without high-value motivation.

challengeThe "Velcro" Guardian

While independent in thought, they are physically clingy. They will lean their 120-pound bodies against you, sit on your feet, and follow you from room to room. This constant physical presence can be overwhelming for owners who value personal space.

Multi-Species Compatibility

SpeciesBernese Mountain DogBullmastiff
With CatsGenerally safe with proper introductionGenerally safe with proper introduction
Small MammalsSupervision requiredSupervision required
Birds / ReptilesCaution advisedCaution advised

Advanced Behavior

TraitBernese Mountain DogBullmastiff
Predatory Sequence RiskMediumMedium
BiddabilityHighLow
Noise SensitivityLowLow
Territorial Barking
Same-Sex Aggression Onset18 months18 months

First Year & Life Stages

First Year Challenges

ChallengeBernese Mountain DogBullmastiff
Puppy Difficulty
Destructive Phase6-186-18
House TrainingModerateModerate
Crate TrainingMediumMedium
Adolescent Regression

Bernese Mountain Dog: Bernese Mountain Dog puppies require consistent training and patience.

Bullmastiff: Bullmastiff puppies require consistent training and patience.

Life Stages Timeline

StageBernese Mountain DogBullmastiff
Puppy Phase12 months12 months
Adolescence6-186-18
Adult Years2-82-8
Senior Onset~8 years~8 years
Peak Energy Age1-3 years1-3 years

Size & Physical Characteristics

Physical Stats

MeasurementBernese Mountain DogBullmastiff
HeightN/AN/A
WeightNot enough data yetNot enough data yet
Size CategoryExtra LargeExtra Large
Lifespan

7–8 years

7–9 years

Litter Size4-84-8

Bernese Mountain Dog Coat

Type double
Length Medium
Texture straight
Colors
Various

Bullmastiff Coat

Type double
Length Medium
Texture straight
Colors
Various

Lineage & Origin

DetailBernese Mountain DogBullmastiff
Original PurposeOriginating in the canton of Bern, Switzerland, these dogs were the "poor man's horseDeveloped in mid-19th century England, the Bullmastiff was created by gamekeepers to combat poachers
Originin the canton of BernN/A

Breeding Details

DetailBernese Mountain DogBullmastiff
C-Section RateVariesVaries
Whelping DifficultyMediumMedium
Puppy Mortality RateLowLow

Physical Risks

RiskBernese Mountain DogBullmastiff
Bloat / GDV RiskLowLow
Slippery Floor RiskLowLow
Min Fence Height1.5m1.5m
Dig / Escape RiskLowLow

Health & Common Conditions

Bernese Mountain Dog Health Issues

Histiocytic Sarcoma (Malignant Histiocytosis): Affects up to 25% of the breed; accounts for ~50% of all cancer deaths
Hip Dysplasia:16.1% are dysplastic
Elbow Dysplasia: Often cited around 28%
Gastric Dilatation-Volvulus (Bloat): High risk due to deep chest depth
Degenerative Myelopathy (DM): Genetic carriers are common

Bullmastiff Health Issues

Lymphoma
Hip Dysplasia
Elbow Dysplasia
Gastric Dilatation-VolvulusBloat
Subaortic StenosisSAS

Bernese Mountain Dog Suggested Tests

  • Genetic risk test (Antagene) for Histiocytic Sarcoma
  • CHIC numbers including hips, elbows, eyes (CERF), cardiac, and Von Willebrand’s Disease (vWD)
  • DNA testing of parents for Degenerative Myelopathy
  • Prophylactic gastropexy (stomach tacking) for Bloat

Bullmastiff Suggested Tests

  • OFA/PennHIP for hip/elbow dysplasia
  • Echocardiogram for cardiac issues
  • CERF for eye conditions
  • Prophylactic gastropexy

Health Risk Overview

Risk FactorBernese Mountain DogBullmastiff
Cancer RiskMediumMedium
Cardiac RiskLowLow
Neurological RiskLowLow
CCL/ACL Tear RiskLowLow
Vet Burden TierMediumMedium

Sensitivities & Allergies

SensitivityBernese Mountain DogBullmastiff
Skin Allergies
Environmental Allergies
Stomach SensitivityLowLow
Food Allergies

Health Maintenance

Care ItemBernese Mountain DogBullmastiff
Nail Growth RateNormalNormal
Eye Care NeedsLowLow
Anal Gland IssuesOccasionalOccasional

Senior Care & Aging

Bernese Mountain Dog Senior Care

Common Senior Issues

  • Arthritis
  • Vision decline
  • Cognitive changes
Mobility Aid LikelihoodMedium
QoL Decline Age~10 years
End of Life ComplexityMedium

Senior care varies by individual health.

Bullmastiff Senior Care

Common Senior Issues

  • Arthritis
  • Vision decline
  • Cognitive changes
Mobility Aid LikelihoodMedium
QoL Decline Age~10 years
End of Life ComplexityMedium

Senior care varies by individual health.

Grooming & Care

Bernese Mountain Dog

high maintenance
Coat Typedouble
Coat Lengthmedium
Coat Texturestraight
Shedding LevelHigh
Seasonal SheddingHigh
Ear Cleaningweekly
Dental RiskMedium
Obesity Prone
Winter Gear Needed
Summer Restrictions
Paw Protection
Odor LevelModerate
Tactile FeelVaries by coat type
Colors
Various

Bullmastiff

medium maintenance
Coat Typedouble
Coat Lengthmedium
Coat Texturestraight
Shedding LevelMedium
Seasonal SheddingMedium
Ear Cleaningweekly
Dental RiskMedium
Obesity Prone
Winter Gear Needed
Summer Restrictions
Paw Protection
Odor LevelModerate
Tactile FeelVaries by coat type
Colors
Various

Lifestyle Compatibility

Bernese Mountain Dog Daily Life

Exercise Needs60-90 min/day
Alone TimeUp to 4h
Mental StimulationMedium
ApartmentChallenging - needs space
Work from HomeSuitable with adequate exercise
Weekend WarriorSuitable
HousingYard
Barking LevelMedium
First-Time Owner
Exercise Types
WalkingPlayTraining
NighttimeSleeps well when exercised
Food MotivationMedium

Bullmastiff Daily Life

Exercise Needs30-45 min/day
Alone TimeUp to 4h
Mental StimulationMedium
ApartmentChallenging - needs space
Work from HomeSuitable with adequate exercise
Weekend WarriorSuitable
HousingYard
Barking LevelLow
First-Time Owner
Exercise Types
WalkingPlayTraining
NighttimeSleeps well when exercised
Food MotivationMedium

Housing & Legal Restrictions

RestrictionBernese Mountain DogBullmastiff
BSL Restricted
Common Rental Ban
Insurance Blacklist
Weight CategoryUnder 50lbsUnder 50lbs

Climate Tolerance

ClimateBernese Mountain DogBullmastiff
Heat Tolerance
Cold Tolerance
Water AffinityMediumMedium

Travel Compatibility

ActivityBernese Mountain DogBullmastiff
Car TravelGoodGood
Camping
Beach Friendly
Hiking Rating
Cabin Flight Eligible
Hotel Friendly Size

Niche Suitability

RoleBernese Mountain DogBullmastiff
Service DogHighLow
Therapy DogLowLow
Deep Pressure Therapy
Canicross / Bikejoring
Apartment Adaptable
Tactile / Sensory Friendly
Livestock Guardian
Medical AlertLowLow

Costs & Expenses

Upfront Costs

CostBernese Mountain DogBullmastiff
Purchase PriceN/AN/A
Initial Cost Range$1,000–$2,500$1,000–$2,500
Cost Tier

Ongoing Costs

CostBernese Mountain DogBullmastiff
Monthly Range$180–$300$180–$300
Yearly Range$2,160–$3,600$2,160–$3,600
Food / Month$100-150$100-150
Insurance / Month$80-150$80-150
Grooming / Session$100-150N/A
Vet Routine / Year$50-100$500-800
Monthly Cost Tier

Bernese Mountain Dog Lifetime Cost

N/A

Bullmastiff Lifetime Cost

N/A

Quirks & Fun Facts

Daily Quirks

QuirkBernese Mountain DogBullmastiff
Snoring
FlatulenceOccasionalOccasional
Slobber LevelLowLow
Smell When WetModerateModerate
Zoomies FrequencyOccasionalOccasional
Counter Surfing
Digging TendencyLowLow

Frequently Asked Questions

Yes, Bernese Mountain Dogs can make good family dogs with proper training and socialization. They form strong bonds with their family members.
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Compare with Other Breeds

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