Flat-Coated Retriever vs Great Pyrenees
A side-by-side comparison to help you find the right breed for your lifestyle.

Flat-Coated Retriever
Also known as: Flattie, Flat-Coat
The Flat-Coated Retriever is a cheerful and energetic gun dog breed known for its glossy black or liver-colored coat and friendly disposition. Originally developed in the UK for retrieving game both on land and in water, this versatile and intelligent breed is celebrated for its playful nature and strong bond with families. Often called the 'Peter Pan' of dogs, they retain their puppy-like enthusiasm well into old age.
Large
High
9-12 yrs
56-62 cm
25-36 kg

Great Pyrenees
Also known as: Pyr, Pyrenean Mountain Dog, Chien de Montagne des Pyrenees
The Great Pyrenees is a majestic livestock guardian weighing 38-72 kg, bred to work independently in the Pyrenees Mountains. While gentle with family, their nocturnal barking, roaming instinct, and independent nature require experienced owners with secure fencing. Not recommended for apartments or first-time owners.
Extra Large
Medium
10-12 yrs
65-82 cm
Quick Comparison
| Trait | Flat-Coated Retriever | Great Pyrenees |
|---|---|---|
| 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 | Flat-Coated Retriever | Great Pyrenees |
|---|---|---|
| Size | Large | Extra Large |
| Energy Level | High | Medium |
| Grooming | Medium | High |
| Trainability | Moderate | challenging |
| Barking Level | Medium | High |
| Shedding Level | High | High |
| Chew strength | Hard | Moderate |
| Housing | Yard | Acreage |
Owner Fit & Decision Guide
Owner Match
| Trait | Flat-Coated Retriever | Great Pyrenees |
|---|---|---|
| Experience Level | Intermediate | Advanced |
| First-Time Owner | ||
| Ideal Owner | Active family with a yard who wants a permanent puppy and can handle potential health heartbreak. Works from home or can provide midday breaks. | Experienced owner with acreage or large securely fenced yard, tolerant of nocturnal barking, understanding of independent working breeds, possibly with livestock to guard. Patient with training and comfortable with a dog that thinks for itself. |
Flat-Coated Retriever Dealbreakers
- Sedentary lifestyle - will become a nightmare without daily exercise
- Fastidious cleanliness - they shed, track mud, and drool water
- Emotional fragility - sensitive dogs that become anxious with anger/shouting
- Work long hours away from home
- Not financially prepared for cancer treatment
Great Pyrenees Dealbreakers
- Live in an apartment or rental
- Have close neighbors sensitive to barking
- Want a dog that obeys commands instantly
- Don't have a secure physical fence
- Want a pristine, fur-free home
- Need a running or high-intensity exercise partner
Surrender Risk
| Factor | Flat-Coated Retriever | Great Pyrenees |
|---|---|---|
| Risk Level | Low to Medium | High |
| Primary Reasons | Energy mismatch - owner underestimated exercise needs, Separation anxiety - owner works too much, Slow maturation - puppy brain in adult body for 2-3 years | Nocturnal barking - owners get a fluffy puppy that starts barking all night at 1 year old, Roaming/escape - jumping fences to expand territory, Resource guarding - growling over food scares families who expected Golden Retriever temperament, Size underestimated - 120lb dog that refuses to move and may growl when asked to get off couch |
Temperament & Personality
Behavior Comparison
| Trait | Flat-Coated Retriever | Great Pyrenees |
|---|---|---|
| Prey Drive | ||
| Watchdog Ability | ||
| Stranger Friendly | ||
| Drool Level | ||
| Wanderlust |
Vocalization
| Trait | Flat-Coated Retriever | Great Pyrenees |
|---|---|---|
| Barking Level | Medium | High |
| Howling Tendency | ||
| Whining Tendency | High | Low |
| Separation Vocalization |
Safety & Reliability
| Trait | Flat-Coated Retriever | Great Pyrenees |
|---|---|---|
| Escape Artist | ||
| Dog Park Suitable | ||
| Off-Leash Reliable | ||
| Small Animal Safe | ||
| Leash Reactivity | ||
| Resource Guarding Risk | Low | Moderate to High |
Flat-Coated Retriever Social Traits
None
Loves all dogs - same-sex aggression is rare
Great Pyrenees Social Traits
High
Same-sex aggression common, especially females. Keep opposite-sex pairs for peace.
Training
Flat-Coated Retriever
- Use high-value food rewards - they are highly food-motivated
- Keep training sessions fun and playful
- Harsh correction causes shutdown or passive 'noodle-like' behavior
- Channel retrieval instinct into carrying tasks
Great Pyrenees
- Must convince them your request is worth their effort
- Harsh corrections cause shutdown or defensive behavior
- Focus on management over strict obedience
- Accept that recall will never be 100% reliable
Flat-Coated Retriever Considerations
Unlike Golden Retrievers that settle around age 2-3, Flat-Coats retain high-octane, boisterous puppy energy well into their senior years (7+). Exuberant jumping and face-licking can be dangerous for small children or frail elderly owners.
This is a true 'velcro' breed with very low tolerance for isolation. Leaving a Flat-Coat alone for 8+ hours often results in severe destruction (chewing drywall, digging carpets) and distress vocalization.
Approximately 54% of Flat-Coated Retrievers die from cancer, with Histiocytic Sarcoma affecting up to 20% of the breed. Average diagnosis age is tragically young (8-9 years).
As a retriever, their solution to excitement is to grab something with their mouth. If a toy isn't available, they will grab your arm, sleeve, or pant leg. This 'soft mouth' hold requires consistent redirection training.
Great Pyrenees Considerations
The #1 complaint from suburban owners. Pyrs are genetically hardwired to patrol and bark at night - they were bred to ward off wolves and bears. This instinct cannot be trained out, only managed. Expect deep, booming barks at 2 AM when a leaf blows across the driveway.
Great Pyrenees do not believe in property lines. Without a secure 5-6 foot physical fence, they will expand their territory to include the entire neighborhood. They are notorious escape artists and will take the shock from invisible fences to pursue threats.
Adult Pyrs often exhibit severe aggression toward dogs of the same sex, particularly females. This usually manifests around social maturity (18-24 months). Opposite-sex pairs are generally recommended.
Pyrs are not dumb - they are independent. When called, they evaluate whether coming is more important than what they are currently doing (usually guarding). If they decide it isn't, they will ignore you completely.
Multi-Species Compatibility
| Species | Flat-Coated Retriever | Great Pyrenees |
|---|---|---|
| With Cats | Usually good if raised together, though may try to play (which cats may not appreciate) | Excellent - bred to protect vulnerable animals, views cats as part of the flock to guard |
| Small Mammals | Moderate risk - supervision required | Good - low prey drive, protective instinct toward smaller animals in their family |
| Birds / Reptiles | High risk - they are bird dogs, flying birds trigger hardwired response | Good with supervision - generally safe due to arrested predatory sequence |
Advanced Behavior
| Trait | Flat-Coated Retriever | Great Pyrenees |
|---|---|---|
| Predatory Sequence Risk | Arrested | Arrested |
| Biddability | High | Low |
| Noise Sensitivity | Low | Low |
| Territorial Barking | ||
| Same-Sex Aggression Onset | N/A | 18 months |
Flat-Coated Retriever: Eye -> Stalk -> Chase -> Grab (Soft). Kill/Dissect bred out to preserve game birds. Safe with poultry if trained. High biddability but add their own 'flair' to commands.
Great Pyrenees: Predatory sequence arrested early - may chase predators to drive away but lack dissect/consume drive. Brilliant problem solvers but low 'working intelligence' (willingness to follow commands). Bred to work without humans so don't look to humans for answers.
First Year & Life Stages
First Year Challenges
| Challenge | Flat-Coated Retriever | Great Pyrenees |
|---|---|---|
| Puppy Difficulty | ||
| Destructive Phase | 6-18 | 6-18 |
| House Training | Moderate | Medium |
| Crate Training | High | Medium |
| Adolescent Regression |
Flat-Coated Retriever: Scores higher than Golden Retriever (6/10) due to slower maturation - essentially a puppy brain in a large, powerful adult body for 2-3 years. 'Happy peeing' when greeting is common.
Great Pyrenees: Pyr puppies are large, stubborn land sharks. A 6-month-old is the size of a German Shepherd but has the brain of a toddler. Critical socialization window 8-16 weeks - must expose to strangers, other dogs, and strange noises or natural guarding instinct can turn into fear-aggression.
Life Stages Timeline
| Stage | Flat-Coated Retriever | Great Pyrenees |
|---|---|---|
| Puppy Phase | 18 months | 18 months |
| Adolescence | 6-36 | 10-24 |
| Adult Years | 3-7 | 2-8 |
| Senior Onset | ~8 years | ~8 years |
| Peak Energy Age | 1-5 years | 1-2 years |
Size & Physical Characteristics
Physical Stats
| Measurement | Flat-Coated Retriever | Great Pyrenees |
|---|---|---|
| Height | 56-62 cm | 65-82 cm |
| Weight | Not enough data yet | Not enough data yet |
| Size Category | Large | Extra Large |
| Lifespan | 9–12 years | 10–12 years |
| Litter Size | 4-8 | 6-10 |
Flat-Coated Retriever Coat
Great Pyrenees Coat
Lineage & Origin
| Detail | Flat-Coated Retriever | Great Pyrenees |
|---|---|---|
| Original Purpose | Retrieving shot game (pheasant, duck) from both land and water | Autonomous livestock guardian - protecting sheep from wolves and bears in the Pyrenees Mountains without human guidance |
| Origin | United Kingdom, mid-19th century | Pyrenees Mountains (France/Spain), ancient breed |
Breeding Details
| Detail | Flat-Coated Retriever | Great Pyrenees |
|---|---|---|
| C-Section Rate | Low | Low |
| Whelping Difficulty | Low | Easy |
| Puppy Mortality Rate | Low | Low |
Physical Risks
| Risk | Flat-Coated Retriever | Great Pyrenees |
|---|---|---|
| Bloat / GDV Risk | High | High |
| Slippery Floor Risk | Medium | Medium |
| Min Fence Height | 1.5m | 1.5m |
| Dig / Escape Risk | Low | High |
Health & Common Conditions
Flat-Coated Retriever Health Issues
Great Pyrenees Health Issues
Flat-Coated Retriever Suggested Tests
- Hip Evaluation (OFA/BVA)
- Patella Evaluation
- Ophthalmologist Evaluation (Gonioscopy)
- Elbow Evaluation
Great Pyrenees Suggested Tests
- Gastropexy (stomach tacking) - recommended during spay/neuter
- Neuronal Degeneration (NDG) DNA test
- Hip Evaluation (OFA)
- Elbow Evaluation
- Patella Evaluation
Health Risk Overview
| Risk Factor | Flat-Coated Retriever | Great Pyrenees |
|---|---|---|
| Cancer Risk | High | High (osteosarcoma) |
| Cardiac Risk | Low | Low |
| Neurological Risk | Low | Medium (NDG) |
| CCL/ACL Tear Risk | Medium | Medium |
| Vet Burden Tier | High | High |
Sensitivities & Allergies
| Sensitivity | Flat-Coated Retriever | Great Pyrenees |
|---|---|---|
| Skin Allergies | ||
| Environmental Allergies | ||
| Stomach Sensitivity | Moderate | Low |
| Food Allergies | Chicken, Grain | Generally robust |
Health Maintenance
| Care Item | Flat-Coated Retriever | Great Pyrenees |
|---|---|---|
| Nail Growth Rate | Fast | Normal |
| Eye Care Needs | Low | Medium (entropion risk) |
| Anal Gland Issues | Occasional | Rare |
Senior Care & Aging
Flat-Coated Retriever Senior Care
Common Senior Issues
- Cancer (Histiocytic Sarcoma, Hemangiosarcoma)
- Arthritis
- Laryngeal paralysis
Decline can be sudden due to cancer - owners often report dog was 'fine yesterday' before diagnosis. Mental preparation for early loss is important.
Great Pyrenees Senior Care
Common Senior Issues
- Arthritis/mobility decline
- Osteosarcoma (bone cancer)
- Hip dysplasia progression
- Vision decline
Mobility slows around 8+ years. Arthritis management becomes primary focus. Ramps for cars and stairs become necessary.
Grooming & Care
Flat-Coated Retriever
medium maintenanceGreat Pyrenees
high maintenanceLifestyle Compatibility
Flat-Coated Retriever Daily Life
Great Pyrenees Daily Life
Housing & Legal Restrictions
| Restriction | Flat-Coated Retriever | Great Pyrenees |
|---|---|---|
| BSL Restricted | ||
| Common Rental Ban | ||
| Insurance Blacklist | ||
| Weight Category | Over 50lbs | Over 50lbs |
Climate Tolerance
| Climate | Flat-Coated Retriever | Great Pyrenees |
|---|---|---|
| Heat Tolerance | ||
| Cold Tolerance | ||
| Water Affinity | High | Low |
Travel Compatibility
| Activity | Flat-Coated Retriever | Great Pyrenees |
|---|---|---|
| Car Travel | Excellent | Good |
| Camping | ||
| Beach Friendly | ||
| Hiking Rating | ||
| Cabin Flight Eligible | ||
| Hotel Friendly Size |
Niche Suitability
| Role | Flat-Coated Retriever | Great Pyrenees |
|---|---|---|
| Service Dog | High | Low |
| Therapy Dog | High | Low |
| Deep Pressure Therapy | ||
| Canicross / Bikejoring | ||
| Apartment Adaptable | ||
| Tactile / Sensory Friendly | ||
| Livestock Guardian | ||
| Medical Alert | High | None |
Costs & Expenses
Upfront Costs
| Cost | Flat-Coated Retriever | Great Pyrenees |
|---|---|---|
| Purchase Price | $1,500-3,000 | $1,800-4,000 |
| Initial Cost Range | $1,500–$3,000 | $1,800–$4,000 |
| Cost Tier |
Ongoing Costs
| Cost | Flat-Coated Retriever | Great Pyrenees |
|---|---|---|
| Monthly Range | $150–$250 | $180–$300 |
| Yearly Range | $1,800–$3,000 | $2,160–$3,600 |
| Food / Month | $60-90 | $100-150 |
| Insurance / Month | $80-150 | $50-80 |
| Grooming / Session | $0-50 | $100-200 |
| Vet Routine / Year | $300-500 | $600-1,500 |
| Monthly Cost Tier |
Flat-Coated Retriever Lifetime Cost
$20,000-50,000
Great Pyrenees Lifetime Cost
$25,000-45,000
Quirks & Fun Facts
Daily Quirks
| Quirk | Flat-Coated Retriever | Great Pyrenees |
|---|---|---|
| Snoring | ||
| Flatulence | Occasional | Rare |
| Slobber Level | Light | Moderate |
| Smell When Wet | Strong | Mild |
| Zoomies Frequency | Daily | Rare |
| Counter Surfing | ||
| Digging Tendency | Low | High |
Flat-Coated Retriever Quirks
The Flattie Lick
Notorious face-lickers - this is an appeasement and affection behavior that is hard to train out
Carrying Objects
Will greet you with a shoe, pillow, or toy in their mouth - this is self-soothing behavior, trade for a toy instead of punishing
Mud Magnet
If there is one mud puddle in a 10-acre field, a Flat-Coat will find it and lie in it
Great Pyrenees Quirks
The Pyr Paw
Will forcefully paw at you to demand attention - can be painful given their size and claw strength
The Pyr Lean
Shows affection by leaning their entire 100lb+ weight against your legs
Mud Magnet
White coat is surprisingly self-cleaning (mud dries and falls off) - but the mud falls off onto your floor
Selective Deafness
Will evaluate your command, decide if it's worth their effort, and ignore you if it isn't
Snow Obsession
Will refuse to come inside during snowstorms - thrive in freezing temperatures
Frequently Asked Questions
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