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Leonberger vs Old English Sheepdog

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

Leonberger breed photo

Leonberger

AKCFCIKC

The Leonberger is a giant, gentle breed known for its striking lion-like appearance, featuring a lush double coat and a distinctive black mask. Bred originally in Germany as a versatile working and companion dog, the Leonberger is celebrated for its calm demeanor, intelligence, and affectionate nature, making it an excellent family pet.

Size

Extra Large

Energy

Medium

Lifespan

8-9 years yrs

Height

72-80 cm cm

VS
Old English Sheepdog breed photo

Old English Sheepdog

AKCFCIKC

The Old English Sheepdog is a large, shaggy herding breed known for its distinctive shaggy double coat and gentle, playful disposition. Originally bred in England for driving cattle and sheep, this affectionate and intelligent breed is also a beloved family companion.

Size

Extra Large

Energy

High

Lifespan

10-12 years yrs

Height

56+ cm cm

Quick Comparison

TraitLeonbergerOld English Sheepdog
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
DetailLeonbergerOld English Sheepdog
SizeExtra LargeExtra Large
Energy LevelMediumHigh
GroomingHighHigh
TrainabilityEasychallenging
Barking LevelMediumHigh
Shedding LevelHighLow
Chew strengthHardModerate
HousingYardYard

Owner Fit & Decision Guide

Owner Match

TraitLeonbergerOld English Sheepdog
Experience LevelBeginnerExperienced
First-Time Owner
Ideal OwnerActive individual or family who can provide adequate exercise and training for a Leonberger.Active individual or family who can provide adequate exercise and training for a Old English Sheepdog.

Leonberger Dealbreakers

  • Cannot meet 60-60 min daily exercise
  • Cannot tolerate heavy shedding

Old English Sheepdog Dealbreakers

  • Cannot meet 90-120 min daily exercise
  • Cannot commit to grooming needs

Surrender Risk

FactorLeonbergerOld English Sheepdog
Risk LevelMediumMedium
Primary ReasonsUnderestimated exercise needs, Behavioral challenges, Cost of careUnderestimated exercise needs, Behavioral challenges, Cost of care

Temperament & Personality

Behavior Comparison

TraitLeonbergerOld English Sheepdog
Prey Drive
Watchdog Ability
Stranger Friendly
Drool Level
Wanderlust

Vocalization

TraitLeonbergerOld English Sheepdog
Barking LevelMediumHigh
Howling Tendency
Whining TendencyLowLow
Separation Vocalization
Leonberger bark triggers
StrangersDoorbellsOther dogs
Old English Sheepdog bark triggers
StrangersDoorbellsOther dogs

Safety & Reliability

TraitLeonbergerOld English Sheepdog
Escape Artist
Dog Park Suitable
Off-Leash Reliable
Small Animal Safe
Leash Reactivity
Resource Guarding RiskLowLow

Leonberger Social Traits

Velcro Dog
One Person Dog
Handling ToleranceMedium
Stranger Wariness

Low

With Other Dogs

Generally friendly

Old English Sheepdog Social Traits

Velcro Dog
One Person Dog
Handling ToleranceMedium
Stranger Wariness

Moderate

With Other Dogs

Generally friendly

Training

Leonberger

MethodPositive reinforcement
Challenges
Requires consistent, patient training
Tips
  • Keep training sessions short and varied

Old English Sheepdog

MethodPositive reinforcement
Challenges
Requires consistent, patient training
Tips
  • Keep training sessions short and varied

Old English Sheepdog Considerations

dealbreakerSevere Separation Anxiety

This is a "Velcro" breed in the truest sense. They were bred to work closely with shepherds and drovers, never straying far. In a modern home, this translates to a dog that may panic when left alone. Destructive chewing, howling, and house soiling are common symptoms of distress if isolation training is not started immediately in puppyhood.

challengeThe "Pot-Casse" Bark

The OES has a unique, ringing bark often described as "two pots clanging together." It is loud, deep, and can become a nuisance. They are alert watchdogs and will vocalize at delivery trucks, neighbors, and squirrels. This makes them poor candidates for apartments with noise restrictions.

challengeHerding Nipping

As a drover's dog, the OES controls movement. In a family setting, this often manifests as nipping at the heels of running children or "body checking" people to move them. While not aggressive, this behavior can be frightening for toddlers and annoying for guests.

challengeSame-Sex Aggression

While generally social, some OES lines—particularly males—can develop aggression toward other dogs of the same sex around social maturity (18-24 months). This requires vigilant management in multi-dog households.

Multi-Species Compatibility

SpeciesLeonbergerOld English Sheepdog
With CatsGenerally safe with proper introductionGenerally safe with proper introduction
Small MammalsSupervision requiredSupervision required
Birds / ReptilesCaution advisedCaution advised

Advanced Behavior

TraitLeonbergerOld English Sheepdog
Predatory Sequence RiskMediumMedium
BiddabilityHighLow
Noise SensitivityLowLow
Territorial Barking
Same-Sex Aggression Onset18 months18 months

First Year & Life Stages

First Year Challenges

ChallengeLeonbergerOld English Sheepdog
Puppy Difficulty
Destructive Phase6-186-18
House TrainingModerateModerate
Crate TrainingMediumMedium
Adolescent Regression

Leonberger: Leonberger puppies require consistent training and patience.

Old English Sheepdog: Old English Sheepdog puppies require consistent training and patience.

Life Stages Timeline

StageLeonbergerOld English Sheepdog
Puppy Phase12 months12 months
Adolescence6-186-18
Adult Years2-82-8
Senior Onset~8 years~8 years
Peak Energy Age1-3 years1-3 years

Size & Physical Characteristics

Physical Stats

MeasurementLeonbergerOld English Sheepdog
Height72-80 cm cm56+ cm cm
WeightNot enough data yetNot enough data yet
Size CategoryExtra LargeExtra Large
Lifespan

8–9 years

10–12 years

Litter Size4-84-8

Leonberger Coat

Type double
Length Medium
Texture straight
Colors
Various

Old English Sheepdog Coat

Type double
Length Medium
Texture straight
Colors
Various

Lineage & Origin

DetailLeonbergerOld English Sheepdog
Original PurposeN/Amassive, profuse coats that are nearly impossible for a pet owner to maintain without cutting
OriginN/Apredators

Breeding Details

DetailLeonbergerOld English Sheepdog
C-Section RateVariesVaries
Whelping DifficultyMediumMedium
Puppy Mortality RateLowLow

Physical Risks

RiskLeonbergerOld English Sheepdog
Bloat / GDV RiskLowLow
Slippery Floor RiskLowLow
Min Fence Height1.5m1.5m
Dig / Escape RiskLowLow

Health & Common Conditions

Leonberger Health Issues

CancerOsteosarcoma ~20%, Hemangiosarcoma
PolyneuropathyLPN1, LPN2, LPPN3
LeukoencephalomyelopathyLEMP
Hip Dysplasia
Elbow Dysplasia

Old English Sheepdog Health Issues

Hip Dysplasia18.5% prevalence
MDR1 Drug Sensitivity5-16% prevalence
Primary Ciliary DyskinesiaPCD
Hereditary Cataracts
Hypothyroidism

Leonberger Suggested Tests

  • Hips
  • Elbows
  • Eyes
  • LPN1/2/3
  • LEMP
  • Thyroid

Old English Sheepdog Suggested Tests

  • OFA/PennHIP certificates (Hip Dysplasia)
  • DNA test for MDR1
  • DNA test for PCD
  • Annual CAER ophthalmologist exams (Hereditary Cataracts)
  • Thyroid panel (Hypothyroidism)

Health Risk Overview

Risk FactorLeonbergerOld English Sheepdog
Cancer RiskMediumMedium
Cardiac RiskLowLow
Neurological RiskLowLow
CCL/ACL Tear RiskLowLow
Vet Burden TierMediumMedium

Sensitivities & Allergies

SensitivityLeonbergerOld English Sheepdog
Skin Allergies
Environmental Allergies
Stomach SensitivityLowLow
Food Allergies

Health Maintenance

Care ItemLeonbergerOld English Sheepdog
Nail Growth RateNormalNormal
Eye Care NeedsLowLow
Anal Gland IssuesOccasionalOccasional

Senior Care & Aging

Leonberger 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.

Old English Sheepdog 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.

Grooming & Care

Leonberger

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

Old English Sheepdog

high 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

Lifestyle Compatibility

Leonberger Daily Life

Exercise Needs60-90 min/day
Alone TimeUp to 4h
Mental StimulationMedium
ApartmentChallenging - needs space
Work from HomeSuitable with adequate exercise
Weekend WarriorSuitable
HousingYard
Barking LevelMedium
First-Time Owner
Exercise Types
WalkingPlayTraining
NighttimeSleeps well when exercised
Food MotivationMedium

Old English Sheepdog Daily Life

Exercise Needs60-90 min/day
Alone TimeUp to 4h
Mental StimulationHigh
ApartmentChallenging - needs space
Work from HomeSuitable with adequate exercise
Weekend WarriorSuitable
HousingYard
Barking LevelHigh
First-Time Owner
Exercise Types
WalkingPlayTraining
NighttimeSleeps well when exercised
Food MotivationMedium

Housing & Legal Restrictions

RestrictionLeonbergerOld English Sheepdog
BSL Restricted
Common Rental Ban
Insurance Blacklist
Weight CategoryUnder 50lbsUnder 50lbs

Climate Tolerance

ClimateLeonbergerOld English Sheepdog
Heat Tolerance
Cold Tolerance
Water AffinityMediumMedium

Travel Compatibility

ActivityLeonbergerOld English Sheepdog
Car TravelGoodGood
Camping
Beach Friendly
Hiking Rating
Cabin Flight Eligible
Hotel Friendly Size

Niche Suitability

RoleLeonbergerOld English Sheepdog
Service DogHighLow
Therapy DogLowLow
Deep Pressure Therapy
Canicross / Bikejoring
Apartment Adaptable
Tactile / Sensory Friendly
Livestock Guardian
Medical AlertLowLow

Costs & Expenses

Upfront Costs

CostLeonbergerOld English Sheepdog
Purchase PriceN/AN/A
Initial Cost Range$1,000–$2,500$1,000–$2,500
Cost Tier

Ongoing Costs

CostLeonbergerOld English Sheepdog
Monthly Range$80–$160$100–$180
Yearly Range$960–$1,920$1,200–$2,160
Food / MonthN/A$70-120
Insurance / MonthN/AN/A
Grooming / SessionN/A$100-150
Vet Routine / YearN/AN/A
Monthly Cost Tier

Leonberger Lifetime Cost

N/A

Old English Sheepdog Lifetime Cost

N/A

Quirks & Fun Facts

Daily Quirks

QuirkLeonbergerOld English Sheepdog
Snoring
FlatulenceOccasionalOccasional
Slobber LevelLowLow
Smell When WetModerateModerate
Zoomies FrequencyOccasionalOccasional
Counter Surfing
Digging TendencyLowLow

Frequently Asked Questions

Yes, Leonbergers can make good family dogs with proper training and socialization. They form strong bonds with their family members.
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Compare with Other Breeds

Based on comprehensive breed research data.

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