Australian Terrier vs Old English Sheepdog
A side-by-side comparison to help you find the right breed for your lifestyle.
Australian Terrier
Also known as: Aussie, Australian Rough
The Australian Terrier is a small, robust breed known for its spirited personality, intelligence, and loyalty. Originally bred to hunt vermin and guard homes, this terrier is both a devoted companion and an alert watchdog, characterized by its distinctive rough, weather-resistant coat and keen expression.
Small
Medium
11-15 yrs
25-28 cm
6.8-9.1 kg
Old English Sheepdog
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.
Extra Large
High
10-12 years yrs
56+ cm cm
Quick Comparison
| Trait | Australian Terrier | Old 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 |
| Detail | Australian Terrier | Old English Sheepdog |
|---|---|---|
| Size | Small | Extra Large |
| Energy Level | Medium | High |
| Grooming | Medium | High |
| Trainability | Moderate | challenging |
| Barking Level | High | High |
| Shedding Level | Low | Low |
| Chew strength | Moderate | Moderate |
| Housing | Yard | Yard |
Owner Fit & Decision Guide
Owner Match
| Trait | Australian Terrier | Old English Sheepdog |
|---|---|---|
| Experience Level | Beginner (with conditions) | Experienced |
| First-Time Owner | ||
| Ideal Owner | Confident beginner or experienced owner willing to train consistently. Works from home or has flexible schedule. Single-dog household preferred, or with opposite-sex passive dog. No small prey animals. Comfortable with managing barking through training. | Active individual or family who can provide adequate exercise and training for a Old English Sheepdog. |
Australian Terrier Dealbreakers
- Want a silent dog
- Have pocket pets (hamsters, rats) that roam
- Want a dog that can be off-leash in unfenced areas
- Unwilling to manage potential dog-aggression
- Passive or permissive owner (if you treat them like a baby, they will become a tyrant)
Old English Sheepdog Dealbreakers
- Cannot meet 90-120 min daily exercise
- Cannot commit to grooming needs
Surrender Risk
| Factor | Australian Terrier | Old English Sheepdog |
|---|---|---|
| Risk Level | Low | Medium |
| Primary Reasons | Barking complaints from neighbors, Incompatibility with other pets (chasing cats, fighting dogs), Owners buy thinking they are low-maintenance small dogs and are overwhelmed by their big-dog energy and tenacity | Underestimated exercise needs, Behavioral challenges, Cost of care |
Temperament & Personality
Behavior Comparison
| Trait | Australian Terrier | Old English Sheepdog |
|---|---|---|
| Prey Drive | ||
| Watchdog Ability | ||
| Stranger Friendly | ||
| Drool Level | ||
| Wanderlust |
Vocalization
| Trait | Australian Terrier | Old English Sheepdog |
|---|---|---|
| Barking Level | High | High |
| Howling Tendency | ||
| Whining Tendency | Low | Low |
| Separation Vocalization |
Safety & Reliability
| Trait | Australian Terrier | Old English Sheepdog |
|---|---|---|
| Escape Artist | ||
| Dog Park Suitable | ||
| Off-Leash Reliable | ||
| Small Animal Safe | ||
| Leash Reactivity | ||
| Resource Guarding Risk | Low | Low |
Australian Terrier Social Traits
Medium
Often bossy and may spark fights with much larger dogs, refusing to back down. Same-sex aggression is a known trait.
Old English Sheepdog Social Traits
Moderate
Generally friendly
Training
Australian Terrier
- Harsh methods trigger their 'terrier grit,' causing them to shut down or fight back
- Use high-value rewards (food/toys)
- Keep training sessions short and varied
- Practice 'Nothing in Life is Free' to maintain household boundaries
Old English Sheepdog
- Keep training sessions short and varied
Australian Terrier Considerations
Bred to alert settlers to snakes and intruders, they score 5/5 on watchdog ability. In modern settings, this means barking at delivery trucks, hallway footsteps, and leaves blowing across the patio. Often a dealbreaker for renters with noise restrictions.
Documented risk of aggression toward dogs of the same sex, particularly between two females. This often emerges at sexual maturity (18-24 months) and can escalate from posturing to serious fighting. They generally do best as the only dog or with a companion of the opposite sex.
Their prey drive is not a game; it is a job. They were engineered to kill rats and snakes. They cannot be trusted with hamsters, rabbits, or guinea pigs, and they may harass cats that run. This is a Full Predatory Sequence breed—they do not just chase; they grab and shake.
Old English Sheepdog Considerations
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.
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.
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.
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
| Species | Australian Terrier | Old English Sheepdog |
|---|---|---|
| With Cats | Caution - safe only if raised together and the cat does not run | Generally safe with proper introduction |
| Small Mammals | Unsafe - high risk for hamsters, rabbits, guinea pigs, rodents | Supervision required |
| Birds / Reptiles | Unsafe - high risk | Caution advised |
Advanced Behavior
| Trait | Australian Terrier | Old English Sheepdog |
|---|---|---|
| Predatory Sequence Risk | Full | Medium |
| Biddability | Medium | Low |
| Noise Sensitivity | Low | Low |
| Territorial Barking | ||
| Same-Sex Aggression Onset | 18 months | 18 months |
Australian Terrier: Full Predatory Sequence: Orient → Eye → Stalk → Chase → Grab-Bite → Kill-Bite. Bred to kill snakes and rats. You cannot 'train out' the desire to shake a rat; you can only manage it. Not 'will to please' dogs - they are 'what's in it for me?' dogs.
First Year & Life Stages
First Year Challenges
| Challenge | Australian Terrier | Old English Sheepdog |
|---|---|---|
| Puppy Difficulty | ||
| Destructive Phase | 6-18 | 6-18 |
| House Training | Medium | Moderate |
| Crate Training | Medium | Medium |
| Adolescent Regression |
Australian Terrier: While small and portable, they are intense. House training is moderately difficult (terriers can be stubborn), and their sharp puppy teeth are used freely during play. Critical socialization window is 8-16 weeks - must socialize to handling and strangers to prevent natural wariness from turning into defensiveness.
Old English Sheepdog: Old English Sheepdog puppies require consistent training and patience.
Life Stages Timeline
| Stage | Australian Terrier | Old English Sheepdog |
|---|---|---|
| Puppy Phase | 12 months | 12 months |
| Adolescence | 6-18 | 6-18 |
| Adult Years | 2-9 | 2-8 |
| Senior Onset | ~10 years | ~8 years |
| Peak Energy Age | 1-3 years | 1-3 years |
Size & Physical Characteristics
Physical Stats
| Measurement | Australian Terrier | Old English Sheepdog |
|---|---|---|
| Height | 25-28 cm | 56+ cm cm |
| Weight | Not enough data yet | Not enough data yet |
| Size Category | Small | Extra Large |
| Lifespan | 11–15 years | 10–12 years |
| Litter Size | 4-6 | 4-8 |
Australian Terrier Coat
Old English Sheepdog Coat
Lineage & Origin
| Detail | Australian Terrier | Old English Sheepdog |
|---|---|---|
| Original Purpose | Kill rats and snakes in gold mines and sheep stations, tend sheep, and alert owners to intruders | massive, profuse coats that are nearly impossible for a pet owner to maintain without cutting |
| Origin | Australia, 19th century | predators |
Breeding Details
| Detail | Australian Terrier | Old English Sheepdog |
|---|---|---|
| C-Section Rate | Low | Varies |
| Whelping Difficulty | Easy | Medium |
| Puppy Mortality Rate | Low | Low |
Physical Risks
| Risk | Australian Terrier | Old English Sheepdog |
|---|---|---|
| Bloat / GDV Risk | Low | Low |
| Slippery Floor Risk | Low | Low |
| Min Fence Height | 1.2m | 1.5m |
| Dig / Escape Risk | High | Low |
Health & Common Conditions
Australian Terrier Health Issues
Old English Sheepdog Health Issues
Australian Terrier Suggested Tests
- Annual blood glucose and urinalysis (starting at age 5)
- OFA Patella Evaluation
- CERF Eye Examination
- Family history of Diabetes inquiry
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 Factor | Australian Terrier | Old English Sheepdog |
|---|---|---|
| Cancer Risk | Low | Medium |
| Cardiac Risk | Low | Low |
| Neurological Risk | Low | Low |
| CCL/ACL Tear Risk | Low | Low |
| Vet Burden Tier | Medium | Medium |
Sensitivities & Allergies
| Sensitivity | Australian Terrier | Old English Sheepdog |
|---|---|---|
| Skin Allergies | ||
| Environmental Allergies | ||
| Stomach Sensitivity | Low | Low |
| Food Allergies | General environmental allergens |
Health Maintenance
| Care Item | Australian Terrier | Old English Sheepdog |
|---|---|---|
| Nail Growth Rate | Fast | Normal |
| Eye Care Needs | Low | Low |
| Anal Gland Issues | Rare | Occasional |
Senior Care & Aging
Australian Terrier Senior Care
Common Senior Issues
- Diabetes Mellitus (watch for excessive thirst/urination)
- Cataracts
- Joint stiffness
Mobility usually remains good until very late life. Primary concern in seniors is monitoring for diabetes symptoms (excessive thirst, frequent urination, weight loss despite normal eating).
Old English Sheepdog Senior Care
Common Senior Issues
- Arthritis
- Vision decline
- Cognitive changes
Senior care varies by individual health.
Grooming & Care
Australian Terrier
medium maintenanceOld English Sheepdog
high maintenanceLifestyle Compatibility
Australian Terrier Daily Life
Old English Sheepdog Daily Life
Housing & Legal Restrictions
| Restriction | Australian Terrier | Old English Sheepdog |
|---|---|---|
| BSL Restricted | ||
| Common Rental Ban | ||
| Insurance Blacklist | ||
| Weight Category | Under 25lbs | Under 50lbs |
Climate Tolerance
| Climate | Australian Terrier | Old English Sheepdog |
|---|---|---|
| Heat Tolerance | ||
| Cold Tolerance | ||
| Water Affinity | Low | Medium |
Travel Compatibility
| Activity | Australian Terrier | Old English Sheepdog |
|---|---|---|
| Car Travel | Good | Good |
| Camping | ||
| Beach Friendly | ||
| Hiking Rating | ||
| Cabin Flight Eligible | ||
| Hotel Friendly Size |
Niche Suitability
| Role | Australian Terrier | Old English Sheepdog |
|---|---|---|
| Service Dog | Low | Low |
| Therapy Dog | Medium | Low |
| Deep Pressure Therapy | ||
| Canicross / Bikejoring | ||
| Apartment Adaptable | ||
| Tactile / Sensory Friendly | ||
| Livestock Guardian | ||
| Medical Alert | Low | Low |
Costs & Expenses
Upfront Costs
| Cost | Australian Terrier | Old English Sheepdog |
|---|---|---|
| Purchase Price | $1,200-2,500 | N/A |
| Initial Cost Range | $1,200–$2,500 | $1,000–$2,500 |
| Cost Tier |
Ongoing Costs
| Cost | Australian Terrier | Old English Sheepdog |
|---|---|---|
| Monthly Range | $120–$200 | $100–$180 |
| Yearly Range | $1,440–$2,400 | $1,200–$2,160 |
| Food / Month | $30-50 | $70-120 |
| Insurance / Month | $40-70 | N/A |
| Grooming / Session | $50-80 | $100-150 |
| Vet Routine / Year | $300-600 | N/A |
| Monthly Cost Tier |
Australian Terrier Lifetime Cost
$15,000-30,000
Old English Sheepdog Lifetime Cost
N/A
Quirks & Fun Facts
Daily Quirks
| Quirk | Australian Terrier | Old English Sheepdog |
|---|---|---|
| Snoring | ||
| Flatulence | Rare | Occasional |
| Slobber Level | None | Low |
| Smell When Wet | Mild | Moderate |
| Zoomies Frequency | Weekly | Occasional |
| Counter Surfing | ||
| Digging Tendency | High | Low |
Australian Terrier Quirks
The Ruff
Distinctive ruff of hair around the neck (like a lion's mane) which was historically protective against snake bites
The Topknot
The soft, silky hair on their head contrasts with the wire body coat and needs gentle combing
Digging for Fun
They don't just dig to escape; they dig for fun. Provide a designated sandpit and bury toys in it to save your flowerbeds.
Bossiness
They will attempt to run the household. 'Nothing in life is free' training is recommended to maintain boundaries.
Frequently Asked Questions
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