Lagotto Romagnolo vs Portuguese Water Dog
A side-by-side comparison to help you find the right breed for your lifestyle.

Lagotto Romagnolo
The Lagotto Romagnolo is an ancient Italian breed known for its curly, water-resistant coat and exceptional truffle hunting abilities. Originally bred as a water retriever in the Romagna region, this intelligent and affectionate dog is increasingly popular as a family companion due to its friendly and energetic nature.
Medium
High
15-17 yrs
Not Specified cm

Portuguese Water Dog
Also known as: PWD, Portie, Cão de Água Português, Obama Dog
The Portuguese Water Dog (PWD) is a highly energetic and intelligent breed known for its curly, hypoallergenic coat and exceptional swimming abilities. Originally bred to work alongside Portuguese fishermen—herding fish into nets, retrieving lost tackle, and swimming messages between boats—they are devoted 'Velcro dogs' who bond intensely with their families.
Medium
High
11-14 yrs
43-57 cm
16-27 kg
Quick Comparison
| Trait | Lagotto Romagnolo | Portuguese Water Dog |
|---|---|---|
| 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 | Lagotto Romagnolo | Portuguese Water Dog |
|---|---|---|
| Size | Medium | Medium |
| Energy Level | High | High |
| Grooming | High | High |
| Trainability | Moderate | Easy |
| Barking Level | High | Medium |
| Shedding Level | Low | Low |
| Chew strength | Moderate | Moderate |
| Housing | Yard | Yard |
Owner Fit & Decision Guide
Owner Match
| Trait | Lagotto Romagnolo | Portuguese Water Dog |
|---|---|---|
| Experience Level | Beginner | Intermediate |
| First-Time Owner | ||
| Ideal Owner | Active individual or family who can provide adequate exercise and training for a Lagotto Romagnolo. | Active individual or family willing to hire professional groomer. Works from home or can provide midday activity. Has access to swimming opportunities. Tolerant of a shadow dog that demands interaction. |
Lagotto Romagnolo Dealbreakers
- Cannot meet 60-90 min daily exercise
- Cannot commit to grooming needs
Portuguese Water Dog Dealbreakers
- Sedentary lifestyle - if you hate walking/swimming, this dog becomes neurotic and destructive
- Budget constraints - if $100/month for grooming is a hardship
- Long work hours - if everyone is gone 9-5 without dog walker or daycare
Surrender Risk
| Factor | Lagotto Romagnolo | Portuguese Water Dog |
|---|---|---|
| Risk Level | Medium | Medium |
| Primary Reasons | Underestimated exercise needs, Behavioral challenges, Cost of care | Grooming & Energy - owners underestimate coat maintenance leading to severe matting, Mouthiness in puppyhood surprises and overwhelms owners, Sheer amount of interaction the dog demands |
Temperament & Personality
Behavior Comparison
| Trait | Lagotto Romagnolo | Portuguese Water Dog |
|---|---|---|
| Prey Drive | ||
| Watchdog Ability | ||
| Stranger Friendly | ||
| Drool Level | ||
| Wanderlust |
Vocalization
| Trait | Lagotto Romagnolo | Portuguese Water Dog |
|---|---|---|
| Barking Level | High | Medium |
| Howling Tendency | ||
| Whining Tendency | Low | High |
| Separation Vocalization |
Safety & Reliability
| Trait | Lagotto Romagnolo | Portuguese Water Dog |
|---|---|---|
| Escape Artist | ||
| Dog Park Suitable | ||
| Off-Leash Reliable | ||
| Small Animal Safe | ||
| Leash Reactivity | ||
| Resource Guarding Risk | Low | Low |
Lagotto Romagnolo Social Traits
Low
Generally friendly
Portuguese Water Dog Social Traits
Medium
Generally friendly with proper socialization
Training
Lagotto Romagnolo
- ** They are sensitive dogs. Harsh corrections or yelling will cause them to shut down or become fearful. Positive reinforcement (treats/toys) is the only effective method.
Portuguese Water Dog
- Use high-value treats and toys - 'Because it pays well' works better than 'Because I said so'
- Keep sessions varied and engaging - they get bored with repetition
- Channel mouthiness into retrieving games and teaching them to carry objects
Lagotto Romagnolo Considerations
The Lagotto was historically a watchdog on the barges of the Romagna marshlands. This instinct remains intact. They are . They will bark at delivery trucks, neighbors, and leaves blowing across the driveway. Unlike a Golden Retriever who might welcome a burglar, a Lagotto will announce them loudly. This makes them challenging for thin-walled apartments.
This is not a "love everyone" breed like a Labrador. Lagottos are naturally reserved and can be suspicious of strangers. Without extensive, positive socialization during the critical puppy window (8-16 weeks), this reserve can curdle into fear-based reactivity. They often require a proper introduction protocol before accepting new guests into the home.
This is the only breed in the world specialized for truffle hunting. The instinct to dig is . If you do not provide a designated digging spot (like a sandbox) or engage them in nosework, they will likely "landscape" your garden or dig at your carpets.
Portuguese Water Dog Considerations
PWDs were bred to work on small fishing boats alongside their masters all day. They follow you into the bathroom and may develop severe separation anxiety if left alone 8+ hours. Prone to demand barking and whining if ignored.
As a retriever breed, they interact with the world through their mouths. PWD puppies are notoriously 'nippy' and oral—this is not aggression but can be painful and frightening for young children.
This breed is famous for dancing on hind legs and jumping up to greet faces. While charming to some, it's a significant fall risk for elderly owners or small children.
Professional grooming every 6-8 weeks at $100-150 is mandatory, not optional. Neglecting this leads to severe matting that damages skin and requires shave-down.
Multi-Species Compatibility
| Species | Lagotto Romagnolo | Portuguese Water Dog |
|---|---|---|
| With Cats | Generally safe with proper introduction | Generally safe if socialized - may chase running animals but usually stop when animal stops |
| Small Mammals | Supervision required | Caution - may try to chase and retrieve |
| Birds / Reptiles | Caution advised | Not a livestock guardian - may try to herd or play with stock |
Advanced Behavior
| Trait | Lagotto Romagnolo | Portuguese Water Dog |
|---|---|---|
| Predatory Sequence Risk | Medium | Arrested |
| Biddability | Low | High |
| Noise Sensitivity | Low | Low |
| Territorial Barking | ||
| Same-Sex Aggression Onset | 18 months | N/A |
Portuguese Water Dog: Predatory sequence: Orient -> Eye -> Stalk -> Chase -> Grab-Bite. The Kill-Bite and Dissect phases are inhibited. This makes them generally safe with other dogs and often cats, though they may annoy them.
First Year & Life Stages
First Year Challenges
| Challenge | Lagotto Romagnolo | Portuguese Water Dog |
|---|---|---|
| Puppy Difficulty | ||
| Destructive Phase | 6-18 | 6-18 |
| House Training | Moderate | Moderate |
| Crate Training | Medium | High |
| Adolescent Regression |
Lagotto Romagnolo: Lagotto Romagnolo puppies require consistent training and patience.
Portuguese Water Dog: PWD puppies are 'land sharks' - their retrieving instinct manifests as severe nipping and mouthing. Combined with high intelligence and energy, they require more management than a Golden Retriever (6/10) but less than a Malinois (9/10).
Life Stages Timeline
| Stage | Lagotto Romagnolo | Portuguese Water Dog |
|---|---|---|
| Puppy Phase | 12 months | 12 months |
| Adolescence | 6-18 | 12-36 |
| Adult Years | 2-8 | 3-9 |
| Senior Onset | ~8 years | ~9 years |
| Peak Energy Age | 1-3 years | 1-3 years |
Size & Physical Characteristics
Physical Stats
| Measurement | Lagotto Romagnolo | Portuguese Water Dog |
|---|---|---|
| Height | Not Specified cm | 43-57 cm |
| Weight | Not enough data yet | Not enough data yet |
| Size Category | Medium | Medium |
| Lifespan | 15–17 years | 11–14 years |
| Litter Size | 4-8 | 4-8 |
Lagotto Romagnolo Coat
Portuguese Water Dog Coat
Lineage & Origin
| Detail | Lagotto Romagnolo | Portuguese Water Dog |
|---|---|---|
| Original Purpose | The Lagotto Romagnolo is arguably the grandfather of all water dogs | Fishing crew member - herding fish into nets, swimming messages between boats, retrieving broken nets and tackle |
| Origin | in the marshlands of the Romagna sub-region of Italy | Portugal, coastal regions, centuries-old heritage |
Breeding Details
| Detail | Lagotto Romagnolo | Portuguese Water Dog |
|---|---|---|
| C-Section Rate | Varies | Low |
| Whelping Difficulty | Medium | Easy |
| Puppy Mortality Rate | Low | Low |
Physical Risks
| Risk | Lagotto Romagnolo | Portuguese Water Dog |
|---|---|---|
| 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
Lagotto Romagnolo Health Issues
Portuguese Water Dog Health Issues
Lagotto Romagnolo Suggested Tests
- DNA testing for Lagotto Storage Disease (LSD)
- DNA testing for Benign Familial Juvenile Epilepsy (BFJE)
- OFA or PennHIP scores (for Hip Dysplasia)
- DNA testing for Hyperuricosuria (HUU)
Portuguese Water Dog Suggested Tests
- prcd-PRA DNA test
- EOPRA DNA test
- JDCM DNA test
- GM-1 DNA test
- OFA Hip Evaluations (or PennHIP)
- Annual Eye Exams (CAER)
Health Risk Overview
| Risk Factor | Lagotto Romagnolo | Portuguese Water Dog |
|---|---|---|
| Cancer Risk | Medium | Low |
| Cardiac Risk | Low | Medium |
| Neurological Risk | Low | Low |
| CCL/ACL Tear Risk | Low | Low |
| Vet Burden Tier | Medium | Medium |
Sensitivities & Allergies
| Sensitivity | Lagotto Romagnolo | Portuguese Water Dog |
|---|---|---|
| Skin Allergies | ||
| Environmental Allergies | ||
| Stomach Sensitivity | Low | Moderate |
| Food Allergies |
Health Maintenance
| Care Item | Lagotto Romagnolo | Portuguese Water Dog |
|---|---|---|
| Nail Growth Rate | Normal | Normal |
| Eye Care Needs | Low | Medium |
| Anal Gland Issues | Occasional | Rare |
Senior Care & Aging
Lagotto Romagnolo Senior Care
Common Senior Issues
- Arthritis
- Vision decline
- Cognitive changes
Senior care varies by individual health.
Portuguese Water Dog Senior Care
Common Senior Issues
- Arthritis/joint stiffness
- Cataracts/PRA progression
- Addison's Disease (can appear at any age)
- Hip dysplasia complications
Slow down significantly around 9+. Watch for clouding eyes (cataracts/PRA) and stiffness (arthritis).
Grooming & Care
Lagotto Romagnolo
high maintenancePortuguese Water Dog
high maintenanceLifestyle Compatibility
Lagotto Romagnolo Daily Life
Portuguese Water Dog Daily Life
Housing & Legal Restrictions
| Restriction | Lagotto Romagnolo | Portuguese Water Dog |
|---|---|---|
| BSL Restricted | ||
| Common Rental Ban | ||
| Insurance Blacklist | ||
| Weight Category | Under 50lbs | 25-50lbs |
Climate Tolerance
| Climate | Lagotto Romagnolo | Portuguese Water Dog |
|---|---|---|
| Heat Tolerance | ||
| Cold Tolerance | ||
| Water Affinity | High | Extreme |
Travel Compatibility
| Activity | Lagotto Romagnolo | Portuguese Water Dog |
|---|---|---|
| Car Travel | Good | Excellent |
| Camping | ||
| Beach Friendly | ||
| Hiking Rating | ||
| Cabin Flight Eligible | ||
| Hotel Friendly Size |
Niche Suitability
| Role | Lagotto Romagnolo | Portuguese Water Dog |
|---|---|---|
| Service Dog | Low | Medium |
| Therapy Dog | Low | High |
| Deep Pressure Therapy | ||
| Canicross / Bikejoring | ||
| Apartment Adaptable | ||
| Tactile / Sensory Friendly | ||
| Livestock Guardian | ||
| Medical Alert | Low | Medium |
Costs & Expenses
Upfront Costs
| Cost | Lagotto Romagnolo | Portuguese Water Dog |
|---|---|---|
| Purchase Price | N/A | $2,500-4,500 |
| Initial Cost Range | $1,000–$2,500 | $2,500–$4,500 |
| Cost Tier |
Ongoing Costs
| Cost | Lagotto Romagnolo | Portuguese Water Dog |
|---|---|---|
| Monthly Range | $80–$160 | $150–$300 |
| Yearly Range | $960–$1,920 | $2,500–$3,500 |
| Food / Month | N/A | $60-90 |
| Insurance / Month | N/A | $50-80 |
| Grooming / Session | $100-150 | $100-150 |
| Vet Routine / Year | N/A | $400-1,000 |
| Monthly Cost Tier |
Lagotto Romagnolo Lifetime Cost
N/A
Portuguese Water Dog Lifetime Cost
$30,000-50,000
Quirks & Fun Facts
Daily Quirks
| Quirk | Lagotto Romagnolo | Portuguese Water Dog |
|---|---|---|
| Snoring | ||
| Flatulence | Occasional | Rare |
| Slobber Level | Low | None |
| Smell When Wet | Moderate | None |
| Zoomies Frequency | Occasional | Daily |
| Counter Surfing | ||
| Digging Tendency | Low | Low |
Portuguese Water Dog Quirks
Counter Surfing Ninjas
Their intelligence and food motivation make them expert kitchen thieves - they can steal food with impressive stealth
The Portie Greeting
Famous for dancing on hind legs and jumping up to greet faces - can be a fall risk for elderly or children
The Talker
They 'talk' with grumbles, moans, and varied barks as common ways to communicate their needs
Water Obsession
Most will dive into any body of water including mud puddles and swimming pools
Frequently Asked Questions
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