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

Bullmastiff
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.
Extra Large
Medium
7-9 years yrs
N/A

Maltipoo
The Maltipoo is a popular designer dog that combines the gentle, affectionate nature of the Maltese with the intelligence and hypoallergenic qualities of the Poodle. These small, fluffy companions are known for their charming personalities and adaptability. Maltipoos thrive on human companionship and make excellent lap dogs, yet still enjoy playtime and short walks.
Small
High
10+ years yrs
N/A
Quick Comparison
| Trait | Bullmastiff | Maltipoo |
|---|---|---|
| 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 |
| Detail | Bullmastiff | Maltipoo |
|---|---|---|
| Size | Extra Large | Small |
| Energy Level | Medium | High |
| Grooming | Medium | High |
| Trainability | challenging | Easy |
| Barking Level | Low | High |
| Shedding Level | Medium | Low |
| Chew strength | Hard | N/A |
| Housing | Yard | Apartment |
Owner Fit & Decision Guide
Owner Match
| Trait | Bullmastiff | Maltipoo |
|---|---|---|
| Experience Level | Experienced | Beginner |
| First-Time Owner | ||
| Ideal Owner | Active individual or family who can provide adequate exercise and training for a Bullmastiff. | Active individual or family who can provide adequate exercise and training for a Maltipoo. |
Bullmastiff Dealbreakers
- Cannot meet 60-60 min daily exercise
- Cannot commit to grooming needs
Maltipoo Dealbreakers
- Cannot meet 50-65 min daily exercise
- Cannot commit to grooming needs
Surrender Risk
| Factor | Bullmastiff | Maltipoo |
|---|---|---|
| Risk Level | Medium | Medium |
| Primary Reasons | Underestimated exercise needs, Behavioral challenges, Cost of care | Underestimated exercise needs, Behavioral challenges, Cost of care |
Temperament & Personality
Behavior Comparison
| Trait | Bullmastiff | Maltipoo |
|---|---|---|
| Prey Drive | ||
| Watchdog Ability | ||
| Stranger Friendly | ||
| Drool Level | ||
| Wanderlust |
Vocalization
| Trait | Bullmastiff | Maltipoo |
|---|---|---|
| Barking Level | Low | High |
| Howling Tendency | ||
| Whining Tendency | Low | Low |
| Separation Vocalization |
Safety & Reliability
| Trait | Bullmastiff | Maltipoo |
|---|---|---|
| Escape Artist | ||
| Dog Park Suitable | ||
| Off-Leash Reliable | ||
| Small Animal Safe | ||
| Leash Reactivity | ||
| Resource Guarding Risk | Low | Low |
Bullmastiff Social Traits
Moderate
Selective
Maltipoo Social Traits
Low
Generally friendly
Training
Bullmastiff
- ** Positive reinforcement is the only viable path. Harsh corrections often cause this breed to shut down or become defensive.
Maltipoo
- oo is not a purse dog; it is a small athlete.
- oo is a noisy Maltipoo [cite: 24, 25].
- ** Positive reinforcement only. Both parent breeds are highly sensitive; harsh corrections or yelling will cause the dog to shut down or urinate submissively [cite: 26, 27].
Bullmastiff Considerations
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.
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.
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.
Maltipoo Considerations
Maltipoos will follow owners room-to-room. This is endearing until it becomes pathological. Owners who work 8+ hours away from home often find their Maltipoo develops destructive behaviors, self-mutilation (licking paws raw), or incessant vocalization.
Despite their small size, Maltipoos are vigilant watchdogs. They possess a high sensitivity to environmental noise (hallway footsteps, elevators, car doors). This trait, inherited from the alert Maltese and the sharp Poodle, can make apartment living contentious if not managed early. They do not bark to threaten, but to announce, and they announce *everything*.
If treated like a human infant rather than a canine, Maltipoos can develop resource guarding and reactivity. They may snap when moved from a couch or become reactive toward larger dogs on walks due to fear.
Multi-Species Compatibility
| Species | Bullmastiff | Maltipoo |
|---|---|---|
| With Cats | Generally safe with proper introduction | Generally safe with proper introduction |
| Small Mammals | Supervision required | Supervision required |
| Birds / Reptiles | Caution advised | Caution advised |
Advanced Behavior
| Trait | Bullmastiff | Maltipoo |
|---|---|---|
| Predatory Sequence Risk | Medium | Medium |
| Biddability | Low | High |
| Noise Sensitivity | Low | Low |
| Territorial Barking | ||
| Same-Sex Aggression Onset | 18 months | 18 months |
First Year & Life Stages
First Year Challenges
| Challenge | Bullmastiff | Maltipoo |
|---|---|---|
| Puppy Difficulty | ||
| Destructive Phase | 6-18 | 6-12 |
| House Training | Moderate | Moderate |
| Crate Training | Medium | Medium |
| Adolescent Regression |
Bullmastiff: Bullmastiff puppies require consistent training and patience.
Maltipoo: Maltipoo puppies require consistent training and patience.
Life Stages Timeline
| Stage | Bullmastiff | Maltipoo |
|---|---|---|
| Puppy Phase | 12 months | 12 months |
| Adolescence | 6-18 | 6-18 |
| Adult Years | 2-8 | 2-8 |
| Senior Onset | ~8 years | ~8 years |
| Peak Energy Age | 1-3 years | 1-3 years |
Size & Physical Characteristics
Physical Stats
| Measurement | Bullmastiff | Maltipoo |
|---|---|---|
| Height | N/A | N/A |
| Weight | Not enough data yet | Not enough data yet |
| Size Category | Extra Large | Small |
| Lifespan | 7–9 years | N/A |
| Litter Size | 4-8 | 4-8 |
Bullmastiff Coat
Maltipoo Coat
Lineage & Origin
| Detail | Bullmastiff | Maltipoo |
|---|---|---|
| Original Purpose | Developed in mid-19th century England, the Bullmastiff was created by gamekeepers to combat poachers | The Maltipoo is a "Designer Dog" originating in the United States in the 1990s |
| Origin | N/A | in the United States in the 1990s |
Breeding Details
| Detail | Bullmastiff | Maltipoo |
|---|---|---|
| C-Section Rate | Varies | Varies |
| Whelping Difficulty | Medium | Medium |
| Puppy Mortality Rate | Low | Low |
Physical Risks
| Risk | Bullmastiff | Maltipoo |
|---|---|---|
| Bloat / GDV Risk | Low | Low |
| Slippery Floor Risk | Low | Low |
| Min Fence Height | 1.5m | 1.5m |
| Dig / Escape Risk | Low | Low |
Health & Common Conditions
Bullmastiff Health Issues
Maltipoo Health Issues
Bullmastiff Suggested Tests
- OFA/PennHIP for hip/elbow dysplasia
- Echocardiogram for cardiac issues
- CERF for eye conditions
- Prophylactic gastropexy
Maltipoo Suggested Tests
- Genetic testing for PRA-prcd
- Patellar Luxation (OFA certified)
- Daily dental hygiene
- Annual/bi-annual professional veterinary dental cleanings
- Weight management
- Use of a harness instead of a collar
Health Risk Overview
| Risk Factor | Bullmastiff | Maltipoo |
|---|---|---|
| Cancer Risk | Medium | Medium |
| Cardiac Risk | Low | Low |
| Neurological Risk | Low | Low |
| CCL/ACL Tear Risk | Low | Low |
| Vet Burden Tier | Medium | Medium |
Sensitivities & Allergies
| Sensitivity | Bullmastiff | Maltipoo |
|---|---|---|
| Skin Allergies | ||
| Environmental Allergies | ||
| Stomach Sensitivity | Low | Low |
| Food Allergies |
Health Maintenance
| Care Item | Bullmastiff | Maltipoo |
|---|---|---|
| Nail Growth Rate | Normal | Normal |
| Eye Care Needs | Low | Low |
| Anal Gland Issues | Occasional | Occasional |
Senior Care & Aging
Bullmastiff Senior Care
Common Senior Issues
- Arthritis
- Vision decline
- Cognitive changes
Senior care varies by individual health.
Maltipoo Senior Care
Common Senior Issues
- Arthritis
- Vision decline
- Cognitive changes
Senior care varies by individual health.
Grooming & Care
Bullmastiff
medium maintenanceMaltipoo
high maintenanceLifestyle Compatibility
Bullmastiff Daily Life
Maltipoo Daily Life
Housing & Legal Restrictions
| Restriction | Bullmastiff | Maltipoo |
|---|---|---|
| BSL Restricted | ||
| Common Rental Ban | ||
| Insurance Blacklist | ||
| Weight Category | Under 50lbs | Under 50lbs |
Climate Tolerance
| Climate | Bullmastiff | Maltipoo |
|---|---|---|
| Heat Tolerance | ||
| Cold Tolerance | ||
| Water Affinity | Medium | Medium |
Travel Compatibility
| Activity | Bullmastiff | Maltipoo |
|---|---|---|
| Car Travel | Good | Good |
| Camping | ||
| Beach Friendly | ||
| Hiking Rating | ||
| Cabin Flight Eligible | ||
| Hotel Friendly Size |
Niche Suitability
| Role | Bullmastiff | Maltipoo |
|---|---|---|
| Service Dog | Low | High |
| Therapy Dog | Low | Low |
| Deep Pressure Therapy | ||
| Canicross / Bikejoring | ||
| Apartment Adaptable | ||
| Tactile / Sensory Friendly | ||
| Livestock Guardian | ||
| Medical Alert | Low | Low |
Costs & Expenses
Upfront Costs
| Cost | Bullmastiff | Maltipoo |
|---|---|---|
| Purchase Price | N/A | N/A |
| Initial Cost Range | $1,000–$2,500 | $1,000–$2,500 |
| Cost Tier |
Ongoing Costs
| Cost | Bullmastiff | Maltipoo |
|---|---|---|
| Monthly Range | $180–$300 | $80–$160 |
| Yearly Range | $2,160–$3,600 | $960–$1,920 |
| Food / Month | $100-150 | N/A |
| Insurance / Month | $80-150 | N/A |
| Grooming / Session | N/A | $50-100 |
| Vet Routine / Year | $500-800 | $300-800 |
| Monthly Cost Tier |
Bullmastiff Lifetime Cost
N/A
Maltipoo Lifetime Cost
N/A
Quirks & Fun Facts
Daily Quirks
| Quirk | Bullmastiff | Maltipoo |
|---|---|---|
| Snoring | ||
| Flatulence | Occasional | Occasional |
| Slobber Level | Low | Low |
| Smell When Wet | Moderate | Moderate |
| Zoomies Frequency | Occasional | Occasional |
| Counter Surfing | ||
| Digging Tendency | Low | Low |
Frequently Asked Questions
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