Boston Terrier vs Papillon
A side-by-side comparison to help you find the right breed for your lifestyle.
Boston Terrier
Also known as: American Gentleman, Boston Bull, Boston Bull Terrier
The Boston Terrier is a compact, tuxedo-marked companion known as the 'American Gentleman' for its polite demeanor. Originally bred in Boston from English Bulldogs and White English Terriers, this breed transitioned from pit fighter to beloved family companion. They're adaptable, affectionate, and perfect for apartment living - but come with significant health considerations.
Small
Medium
11-13 yrs
38-43 cm
Papillon
Also known as: Continental Toy Spaniel, Butterfly Dog, Phalene (drop-eared variety)
The Papillon is a small, elegant toy breed known for its distinctive butterfly-like ears and lively, intelligent personality. Often called 'the Border Collie of the toy group,' this brilliant and athletic dog is packed into a 5-10 pound frame. With a friendly and playful demeanor, Papillons make excellent companions and are highly trainable, excelling in obedience and agility competitions.
Extra Small
High
14-16 yrs
20-28 cm
2.27-4.54 kg
Quick Comparison
| Trait | Boston Terrier | Papillon |
|---|---|---|
| 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 | Boston Terrier | Papillon |
|---|---|---|
| Size | Small | Extra Small |
| Energy Level | Medium | High |
| Grooming | Low | Medium |
| Trainability | Easy | Easy |
| Barking Level | Low | High |
| Shedding Level | Low | Medium |
| Chew strength | Moderate | Light |
| Housing | Apartment | Apartment |
Owner Fit & Decision Guide
Owner Match
| Trait | Boston Terrier | Papillon |
|---|---|---|
| Experience Level | Beginner | Beginner with conditions |
| First-Time Owner | ||
| Ideal Owner | Apartment dweller, work-from-home professional, retiree, or anyone wanting an affectionate companion who can handle a gassy, snoring shadow | Adult or family with older children who wants an intelligent, trainable companion. Works from home or can provide midday companionship. Willing to commit to daily dental care and regular training sessions. |
Boston Terrier Dealbreakers
- Want a running partner (heat intolerance)
- Away from home 8+ hours daily (separation anxiety)
- Cannot afford pet insurance or $2,000 emergency fund
- Repulsed by snoring or flatulence
Papillon Dealbreakers
- Households with children under 6 - risk of accidental injury too high
- Owners wanting a 'yard dog' - must live indoors as family
- Owners who want a silent home - they will bark
- Works 8+ hours away from home
Surrender Risk
| Factor | Boston Terrier | Papillon |
|---|---|---|
| Risk Level | Low | Low |
| Primary Reasons | Health/Financial - cannot afford surgery for knees or management of severe allergies, Housing - landlord restrictions or moving to unsuitable climate, Underestimating flatulence and snoring | Owner death/illness (common with elderly owners), Fear-based biting when handled roughly by kids, Excessive barking incompatible with apartment neighbors |
Temperament & Personality
Behavior Comparison
| Trait | Boston Terrier | Papillon |
|---|---|---|
| Prey Drive | ||
| Watchdog Ability | ||
| Stranger Friendly | ||
| Drool Level | ||
| Wanderlust |
Vocalization
| Trait | Boston Terrier | Papillon |
|---|---|---|
| Barking Level | Low | High |
| Howling Tendency | ||
| Whining Tendency | Low | Medium |
| Separation Vocalization |
Safety & Reliability
| Trait | Boston Terrier | Papillon |
|---|---|---|
| Escape Artist | ||
| Dog Park Suitable | ||
| Off-Leash Reliable | ||
| Small Animal Safe | ||
| Leash Reactivity | ||
| Resource Guarding Risk | Low | Moderate |
Boston Terrier Social Traits
None
Generally good with other dogs, some male posturing with intact males
Papillon Social Traits
Moderate
May conflict with same-sex dogs if resources not managed
Training
Boston Terrier
- They are sensitive - harsh corrections cause them to shut down
- Use their high food motivation to your advantage
- Be consistent - don't tolerate jumping/nipping just because they're small
Papillon
- Never use harsh corrections - they are sensitive souls
- Use their intelligence - they LOVE learning new tricks
- Crate training highly recommended for potty training
- Pee pads/litter box valid for high-rise living
Boston Terrier Considerations
Boston Terriers are extreme 'Velcro dogs' that bond intensely. Left alone for more than 4-6 hours, they develop destructive chewing, house soiling, and persistent vocalization. Not suitable if all adults work full-time away from home.
It is impossible to overstate this issue. Their brachycephalic anatomy causes them to swallow air while eating, resulting in frequent, potent gas. If flatulence repulses you rather than amuses you, this is NOT your breed.
Their shortened airways prevent efficient panting. They are at HIGH RISK of heatstroke at temperatures above 25°C (77°F). Air conditioning is a requirement, not a luxury. You cannot take them jogging or hiking in summer.
Expect loud snoring, snorting, and episodes of reverse sneezing that sound like the dog is choking. If you need silence to sleep, this breed is not for you.
Papillon Considerations
Papillons possess boldness that disproportionately exceeds their size. They will challenge much larger dogs, leading to tragic outcomes if not protected. This is genuine territorial confidence, not 'yappiness'.
This is a 'velcro' breed bred for centuries as lap companions to nobility. They do not tolerate isolation well. Owners working 8+ hours away often find their Papillon develops severe distress behaviors.
While not mindless yappers, they are vigilant watchdogs. They will announce every delivery truck, doorbell, and passerby. In apartments with thin walls, this can become a lease-breaking issue.
Unlike sturdy Golden Retrievers, Papillons cannot be roughly handled. They are quick to snap if manhandled, making them a poor choice for households with toddlers who lack impulse control.
Multi-Species Compatibility
| Species | Boston Terrier | Papillon |
|---|---|---|
| With Cats | Excellent - generally great with cats, especially if introduced young | Generally safe if raised with them, may harass with play attempts |
| Small Mammals | Caution - may retain terrier ratting instincts with hamsters/guinea pigs | Caution required - ratter instinct still present |
| Birds / Reptiles | Caution - should not be trusted alone with free-roaming birds | Not recommended - spaniel heritage triggers chase |
Advanced Behavior
| Trait | Boston Terrier | Papillon |
|---|---|---|
| Predatory Sequence Risk | Arrested | Arrested |
| Biddability | High | High |
| Noise Sensitivity | Low | Medium |
| Territorial Barking | ||
| Same-Sex Aggression Onset | N/A | 12 months |
Boston Terrier: Predatory sequence is Eye -> Stalk -> Chase. Grab-Bite and Kill-Bite are largely inhibited, though they may still dispatch small rodents (terrier heritage).
Papillon: Predatory sequence: Eye -> Stalk -> Chase (grab-bite inhibited). They WANT to work with you - unlike terriers who ask 'What's in it for me?'. Same-sex aggression if resources (you, food, toys) not managed.
First Year & Life Stages
First Year Challenges
| Challenge | Boston Terrier | Papillon |
|---|---|---|
| Puppy Difficulty | ||
| Destructive Phase | 6-12 | 6-12 |
| House Training | Medium | Medium |
| Crate Training | High | High |
| Adolescent Regression |
Boston Terrier: Housetraining can be challenging due to small bladders and dislike of cold/wet weather. They're not destructive chewers by nature - main challenge is potty training.
Papillon: Physically fragile - main risk is trauma from being dropped or stepped on. Teething puppies will surgically chew electrical cords. Small bladders mean expect accidents for 6-8 months.
Life Stages Timeline
| Stage | Boston Terrier | Papillon |
|---|---|---|
| Puppy Phase | 12 months | 10 months |
| Adolescence | 6-18 | 10-18 |
| Adult Years | 1-8 | 2-9 |
| Senior Onset | ~8 years | ~10 years |
| Peak Energy Age | 6-18 months | 1-5 years |
Size & Physical Characteristics
Physical Stats
| Measurement | Boston Terrier | Papillon |
|---|---|---|
| Height | 38-43 cm | 20-28 cm |
| Weight | Not enough data yet | Not enough data yet |
| Size Category | Small | Extra Small |
| Lifespan | 11–13 years | 14–16 years |
| Litter Size | 3-5 | 2-4 |
Boston Terrier Coat
Papillon Coat
Lineage & Origin
| Detail | Boston Terrier | Papillon |
|---|---|---|
| Original Purpose | Originally bred for pit fighting and ratting (weighed up to 44 lbs), rapidly refined to companion dog by late 1800s | Continental Toy Spaniel - lap companion to European nobility, also ratters and flushers of small birds |
| Origin | Boston, Massachusetts, USA, late 19th century (English Bulldog x White English Terrier) | France/Belgium, 16th century |
Breeding Details
| Detail | Boston Terrier | Papillon |
|---|---|---|
| C-Section Rate | 92% | 20-30% |
| Whelping Difficulty | Extreme | Medium |
| Puppy Mortality Rate | Medium | Medium |
Physical Risks
| Risk | Boston Terrier | Papillon |
|---|---|---|
| Bloat / GDV Risk | Low | None |
| Slippery Floor Risk | Low | Medium |
| Min Fence Height | 1.2m | 0.6m |
| Dig / Escape Risk | None | Low |
Health & Common Conditions
Boston Terrier Health Issues
Papillon Health Issues
Boston Terrier Suggested Tests
- JHC (Juvenile Hereditary Cataracts) DNA Test - CRITICAL
- BOAS Assessment (functional breathing test)
- Patella Evaluation
- Ophthalmologist Evaluation
- Cardiac Exam
Papillon Suggested Tests
- Pap_PRA1 genetic test
- NAD genetic test
- OFA Patella evaluation
- OFA Eye certification (CAER)
Health Risk Overview
| Risk Factor | Boston Terrier | Papillon |
|---|---|---|
| Cancer Risk | Low | Low |
| Cardiac Risk | Low | Low |
| Neurological Risk | Medium | Medium |
| CCL/ACL Tear Risk | Medium | Low |
| Vet Burden Tier | High | Medium |
Sensitivities & Allergies
| Sensitivity | Boston Terrier | Papillon |
|---|---|---|
| Skin Allergies | ||
| Environmental Allergies | ||
| Stomach Sensitivity | High | Low |
| Food Allergies | Chicken, Grains |
Health Maintenance
| Care Item | Boston Terrier | Papillon |
|---|---|---|
| Nail Growth Rate | Normal | Normal |
| Eye Care Needs | High | Low |
| Anal Gland Issues | Occasional | Occasional |
Senior Care & Aging
Boston Terrier Senior Care
Common Senior Issues
- Cataracts / Nuclear Sclerosis (bluish haze)
- Arthritis (especially knees)
- Cognitive decline
Most seniors develop some form of eye cloudiness. Use ramps for furniture to protect spine and arthritic joints.
Papillon Senior Care
Common Senior Issues
- Arthritis
- Vision/hearing loss
- Cognitive decline (sundowning)
- Dental deterioration
Long-lived breed (14-16 years). Ramps for furniture become essential to prevent jumping injuries. Some risk of confusion in very old age.
Grooming & Care
Boston Terrier
low maintenancePapillon
medium maintenanceLifestyle Compatibility
Boston Terrier Daily Life
Papillon Daily Life
Housing & Legal Restrictions
| Restriction | Boston Terrier | Papillon |
|---|---|---|
| BSL Restricted | ||
| Common Rental Ban | ||
| Insurance Blacklist | ||
| Weight Category | Under 25lbs | Under 25lbs |
Climate Tolerance
| Climate | Boston Terrier | Papillon |
|---|---|---|
| Heat Tolerance | ||
| Cold Tolerance | ||
| Water Affinity | Low | Low |
Travel Compatibility
| Activity | Boston Terrier | Papillon |
|---|---|---|
| Car Travel | Good | Excellent |
| Camping | ||
| Beach Friendly | ||
| Hiking Rating | ||
| Cabin Flight Eligible | ||
| Hotel Friendly Size |
Niche Suitability
| Role | Boston Terrier | Papillon |
|---|---|---|
| Service Dog | Low | Medium |
| Therapy Dog | High | Medium |
| Deep Pressure Therapy | ||
| Canicross / Bikejoring | ||
| Apartment Adaptable | ||
| Tactile / Sensory Friendly | ||
| Livestock Guardian | ||
| Medical Alert | Low | Low |
Costs & Expenses
Upfront Costs
| Cost | Boston Terrier | Papillon |
|---|---|---|
| Purchase Price | $1,500-3,000 | $1,000-3,000 |
| Initial Cost Range | $1,500–$3,000 | $1,000–$3,000 |
| Cost Tier |
Ongoing Costs
| Cost | Boston Terrier | Papillon |
|---|---|---|
| Monthly Range | $125–$200 | $80–$130 |
| Yearly Range | $1,500–$3,000 | $960–$1,560 |
| Food / Month | $25-45 | $20-40 |
| Insurance / Month | $50-100 | $30-60 |
| Grooming / Session | $30-50 | $50-80 |
| Vet Routine / Year | $500-1,500 | $200-400 |
| Monthly Cost Tier |
Boston Terrier Lifetime Cost
$20,000-40,000
Papillon Lifetime Cost
$15,000-25,000
Quirks & Fun Facts
Daily Quirks
| Quirk | Boston Terrier | Papillon |
|---|---|---|
| Snoring | ||
| Flatulence | Frequent | Rare |
| Slobber Level | None | None |
| Smell When Wet | Mild | Mild |
| Zoomies Frequency | Daily (puppies) | Daily |
| Counter Surfing | ||
| Digging Tendency | None | None |
Boston Terrier Quirks
The Gas Factory
Expect frequent, potent flatulence due to swallowing air while eating. Slow-feeders and probiotics help reduce but never eliminate.
Reverse Sneezing
A spasm of the soft palate that sounds like a terrifying asthma attack. Usually harmless - gently massage throat to stop it.
The Sunbather
They LOVE to bake in sun patches, but must be supervised to prevent heatstroke. Their heat regulation is poor.
The Burrower
They love to sleep under blankets and will burrow into bedding. Perfect for cold nights, concerning for hot ones.
Papillon Quirks
The Papillon 500
Daily zoomies where they run laps around furniture at high speed
Cat-like Perching
Often perch on backs of sofas or armchairs to survey their domain
Naturally Clean
Minimal doggy odor - mud falls off once dry, no clipping/shaving needed
Butterfly Ears
The distinctive fringed ears that give the breed its name (papillon = butterfly in French)
Frequently Asked Questions
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