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Toy Fox Terrier vs Portuguese Water Dog

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

Toy Fox Terrier breed photo

Toy Fox Terrier

AKCFCIKC

The American Toy Terrier, also known as the Toy Fox Terrier, is a small, agile breed known for its lively and intelligent nature, combining the playful spirit of a toy breed with the hunting instincts of a terrier. With its sleek, tri-colored coat and alert expression, this breed is both a charming companion and a spirited watchdog.

Size

Extra Small

Energy

Medium

Lifespan

13-15 yrs

Height

N/A

VS
WorkingWater Dog
Portuguese Water Dog breed photo

Portuguese Water Dog

Also known as: PWD, Portie, Cão de Água Português, Obama Dog

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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.

Size

Medium

Energy

High

Lifespan

11-14 yrs

Height

43-57 cm

Weight

16-27 kg

Quick Comparison

TraitToy Fox TerrierPortuguese 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
DetailToy Fox TerrierPortuguese Water Dog
SizeExtra SmallMedium
Energy LevelMediumHigh
GroomingLowHigh
TrainabilityModerateEasy
Barking LevelHighMedium
Shedding LevelLowLow
HousingApartmentYard

Owner Fit & Decision Guide

Owner Match

TraitToy Fox TerrierPortuguese Water Dog
Experience LevelBeginnerIntermediate
First-Time Owner
Ideal OwnerActive individual or family who can provide adequate exercise and training for a Toy Fox Terrier.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.

Toy Fox Terrier Dealbreakers

  • Cannot meet 45-60 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

FactorToy Fox TerrierPortuguese Water Dog
Risk LevelMediumMedium
Primary ReasonsUnderestimated exercise needs, Behavioral challenges, Cost of careGrooming & 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

TraitToy Fox TerrierPortuguese Water Dog
Prey Drive
Watchdog Ability
Stranger Friendly
Drool Level
Wanderlust

Vocalization

TraitToy Fox TerrierPortuguese Water Dog
Barking LevelHighMedium
Howling Tendency
Whining TendencyLowHigh
Separation Vocalization
Toy Fox Terrier bark triggers
StrangersDoorbellsOther dogs
Portuguese Water Dog bark triggers
Doorbell/arrivalsDemand for attentionStrange noises

Safety & Reliability

TraitToy Fox TerrierPortuguese Water Dog
Escape Artist
Dog Park Suitable
Off-Leash Reliable
Small Animal Safe
Leash Reactivity
Resource Guarding RiskLowLow

Toy Fox Terrier Social Traits

Velcro Dog
One Person Dog
Handling ToleranceMedium
Stranger Wariness

Low

With Other Dogs

Selective

Portuguese Water Dog Social Traits

Velcro Dog
One Person Dog
Handling ToleranceHigh
Stranger Wariness

Medium

With Other Dogs

Generally friendly with proper socialization

Training

Toy Fox Terrier

MethodPositive reinforcement
Challenges
Requires consistent, patient training
Tips
  • ** Positive reinforcement is the only option. Harsh methods will cause them to shut down or become defensive.

Portuguese Water Dog

MethodPositive reinforcement - sensitive to tone and can shut down with harsh correction
Repetitions to Learn5-15
Challenges
High intelligence but manipulative - will test boundariesIndependent streak - need to know WHY they're doing somethingAdolescent regression at 1-3 years - may challenge authority
Tips
  • 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

Toy Fox Terrier Considerations

challengeThe "Napoleon Complex" (Small Dog Syndrome)

Without proper leadership, TFTs can become tyrants. They may resource guard food, toys, or their owners, leading to snapping or growling. This is often exacerbated by owners who tolerate behavior in a 5lb dog that they wouldn't in a 50lb dog.

challengeAlert Barking

This is not a silent breed. They possess a sharp, piercing bark and will use it to announce every delivery truck, neighbor, or squirrel. While they are not typically recreational barkers like Beagles, their "watchdog" instinct is high.

challengeFragility & Snap Risk

They are physically fragile. A jump from a couch can break a leg. Consequently, they may react defensively (nipping) if handled roughly by young children. They are for households with toddlers.

challengeCold Intolerance

This breed has zero tolerance for cold. They lack the body mass and coat to retain heat. Owners must be prepared to dress them in sweaters for any temperature below 50°F (10°C) and manage quick potty breaks in winter.

Portuguese Water Dog Considerations

dealbreakerVelcro Dog & Separation Anxiety

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.

challengeSevere Mouthiness & Nipping

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.

challengeThe 'Portie Greeting'

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.

dealbreakerNon-Negotiable Grooming Costs

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

SpeciesToy Fox TerrierPortuguese Water Dog
With CatsCaution - may chaseGenerally safe if socialized - may chase running animals but usually stop when animal stops
Small MammalsSupervision requiredCaution - may try to chase and retrieve
Birds / ReptilesCaution advisedNot a livestock guardian - may try to herd or play with stock

Advanced Behavior

TraitToy Fox TerrierPortuguese Water Dog
Predatory Sequence RiskMediumArrested
BiddabilityLowHigh
Noise SensitivityLowLow
Territorial Barking
Same-Sex Aggression Onset18 monthsN/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

ChallengeToy Fox TerrierPortuguese Water Dog
Puppy Difficulty
Destructive Phase6-126-18
House TrainingModerateModerate
Crate TrainingMediumHigh
Adolescent Regression

Toy Fox Terrier: Toy Fox Terrier 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

StageToy Fox TerrierPortuguese Water Dog
Puppy Phase12 months12 months
Adolescence6-1812-36
Adult Years2-83-9
Senior Onset~8 years~9 years
Peak Energy Age1-3 years1-3 years

Size & Physical Characteristics

Physical Stats

MeasurementToy Fox TerrierPortuguese Water Dog
HeightN/A43-57 cm
WeightN/A16-27 kg
Size CategoryExtra SmallMedium
Lifespan13-15 years11-14 years
Litter Size4-84-8

Toy Fox Terrier Coat

Typedouble
LengthMedium
Texturestraight
Colors
Various

Portuguese Water Dog Coat

Typesingle
Lengthmedium to long
Texturecurly or wavy
Colors
BlackWhiteBrownBlack and WhiteBrown and White

Lineage & Origin

DetailToy Fox TerrierPortuguese Water Dog
Original PurposeThe breed was developed in the USA in the early 20th centuryFishing crew member - herding fish into nets, swimming messages between boats, retrieving broken nets and tackle
OriginN/APortugal, coastal regions, centuries-old heritage

Breeding Details

DetailToy Fox TerrierPortuguese Water Dog
C-Section RateVariesLow
Whelping DifficultyMediumEasy
Puppy Mortality RateLowLow

Physical Risks

RiskToy Fox TerrierPortuguese Water Dog
Bloat / GDV RiskLowLow
Slippery Floor RiskLowLow
Min Fence Height1.5m1.5m
Dig / Escape RiskLowLow

Health & Common Conditions

Toy Fox Terrier Health Issues

Patellar LuxationSlipped Kneecap
Primary Lens LuxationPLL
Congenital Hypothyroidism with GoiterCHG
Legg-Calvé-Perthes Disease
Von Willebrand’s DiseasevWD

Portuguese Water Dog Health Issues

Hip Dysplasia12.8-13%
Progressive Retinal Atrophy (PRA)14.2% carriers
Juvenile Dilated Cardiomyopathy (JDCM)2.8% carriers
GM-1 Gangliosidosis0.3% carriers
Addison's Disease

Toy Fox Terrier Suggested Tests

  • PLL DNA Test
  • CHG DNA Test
  • vWD DNA Test

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 FactorToy Fox TerrierPortuguese Water Dog
Cancer RiskMediumLow
Cardiac RiskLowMedium
Neurological RiskLowLow
CCL/ACL Tear RiskLowLow
Vet Burden TierMediumMedium

Sensitivities & Allergies

SensitivityToy Fox TerrierPortuguese Water Dog
Skin Allergies
Environmental Allergies
Stomach SensitivityLowModerate
Food Allergies

Health Maintenance

Care ItemToy Fox TerrierPortuguese Water Dog
Nail Growth RateNormalNormal
Eye Care NeedsLowMedium
Anal Gland IssuesOccasionalRare

Senior Care & Aging

Toy Fox Terrier 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.

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
Mobility Aid LikelihoodMedium
QoL Decline Age~11 years
End of Life ComplexityMedium

Slow down significantly around 9+. Watch for clouding eyes (cataracts/PRA) and stiffness (arthritis).

Grooming & Care

Toy Fox Terrier

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

Portuguese Water Dog

high maintenance
Coat Typesingle
Coat Lengthmedium to long
Coat Texturecurly or wavy
Shedding LevelLow
Seasonal SheddingNone
Ear Cleaningweekly
Dental RiskLow
Obesity Prone
Winter Gear Needed
Summer Restrictions
Paw Protection
Odor LevelLow
Tactile FeelSoft, silky (wavy) or textured (curly) - very pleasant for tactile-sensitive owners. Beards can get smelly if food/water trapped.
Colors
BlackWhiteBrownBlack and WhiteBrown and White

Lifestyle Compatibility

Toy Fox Terrier Daily Life

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

Portuguese Water Dog Daily Life

Exercise Needs60-90 min/day
Alone TimeUp to 4h
Mental StimulationHigh
ApartmentChallenging - possible with extreme dedication to multiple daily exercise sessions
Work from HomeExcellent - they love WFH setups because they can be near you, but may demand attention during Zoom calls
Weekend WarriorChallenging - they need daily outlets, cannot crate all week and expect sanity for weekend hike
HousingYard
Barking LevelMedium
First-Time Owner
Exercise Types
Swimming (ideal)Fetch/retrievingVigorous walkingNosework/scent gamesAgility
NighttimeDo have an off-switch indoors if exercise needs met
Food MotivationHigh

Housing & Legal Restrictions

RestrictionToy Fox TerrierPortuguese Water Dog
BSL Restricted
Common Rental Ban
Insurance Blacklist
Weight CategoryUnder 50lbs25-50lbs

Climate Tolerance

ClimateToy Fox TerrierPortuguese Water Dog
Heat Tolerance
Cold Tolerance
Water AffinityMediumExtreme

Travel Compatibility

ActivityToy Fox TerrierPortuguese Water Dog
Car TravelGoodExcellent
Camping
Beach Friendly
Hiking Rating
Cabin Flight Eligible
Hotel Friendly Size

Niche Suitability

RoleToy Fox TerrierPortuguese Water Dog
Service DogLowMedium
Therapy DogLowHigh
Deep Pressure Therapy
Canicross / Bikejoring
Apartment Adaptable
Tactile / Sensory Friendly
Livestock Guardian
Medical AlertLowMedium

Costs & Expenses

Upfront Costs

CostToy Fox TerrierPortuguese Water Dog
Purchase PriceN/A$2,500-4,500
Initial Cost Range$1,000–$2,500$2,500–$4,500
Cost Tier

Ongoing Costs

CostToy Fox TerrierPortuguese Water Dog
Monthly Range$50–$100$150–$300
Yearly Range$600–$1,200$2,500–$3,500
Food / Month$20-40$60-90
Insurance / MonthN/A$50-80
Grooming / Session$20-40$100-150
Vet Routine / YearN/A$400-1,000
Monthly Cost Tier

Toy Fox Terrier Lifetime Cost

N/A

Portuguese Water Dog Lifetime Cost

$30,000-50,000

Quirks & Fun Facts

Daily Quirks

QuirkToy Fox TerrierPortuguese Water Dog
Snoring
FlatulenceOccasionalRare
Slobber LevelLowNone
Smell When WetModerateNone
Zoomies FrequencyOccasionalDaily
Counter Surfing
Digging TendencyLowLow

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

Toy Fox Terriers may not be ideal for families with young children. They do best with experienced owners who understand their needs.
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Compare with Other Breeds

Based on comprehensive breed research data.

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