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Compare Australian Shepherd and English Mastiff side by side: temperament, energy, trainability, apartment fit, shedding, lifespan, weight and free adoption listings.

Breed traits

Character & behavior

Energy level
Playfulness
Intelligence
Trainability
Protectiveness
Sociability
Can stay alone

Lifestyle fit

Apartment-friendly
No
No
Good with kids
Yes
Yes
Good for first-time owners
No
No
Shedding
Noise level
Exercise needs

Physical & general

Life span
12–15 years
6–12 years
Weight
16–32 kg
54–113 kg
Height
46–58 cm
68–76 cm
Origin
United States
England
Grooming effort
Nutrition sensitivity
Health risk
Heat tolerance
Cold tolerance
The Australian Shepherd and the English Mastiff are two distinct breeds with unique characteristics that cater to different lifestyles and preferences. The Australian Shepherd, originating from the United States, is known for its high energy levels and intelligence, making it an ideal companion for active families. In contrast, the English Mastiff, hailing from England, is a gentle giant with a more laid-back demeanor, suitable for those who prefer a calmer pet. While both breeds are good with kids and not particularly suited for first-time owners, their exercise needs, trainability, and overall temperament differ significantly. Understanding these differences can help potential owners make an informed decision based on their lifestyle and preferences.

Australian Shepherd — Advantages

- High energy level, great for active owners
- Highly intelligent and trainable
- Good with kids, making it family-friendly
- Moderate shedding and grooming difficulty
- Tolerant to cold climates

Disadvantages

- Requires a lot of exercise
- Can be noisy at times
- Not suitable for apartment living
- Needs experienced owners for training
- Moderate protectiveness may not suit all households

English Mastiff — Advantages

- Gentle and calm demeanor
- Good with kids, making it family-friendly
- Lower exercise needs, suitable for less active owners
- Moderate grooming difficulty
- Tolerant to cold climates

Disadvantages

- Shorter lifespan compared to Australian Shepherd
- Lower energy level may not suit active households
- Requires more space due to size
- Can be less trainable than Australian Shepherd
- Moderate protectiveness may not suit all households

Frequently Asked Questions

What is the lifespan of an Australian Shepherd compared to an English Mastiff?

Australian Shepherds typically live between 12 to 15 years, while English Mastiffs have a shorter lifespan of 6 to 12 years.

Which breed is better for families with children?

Both breeds are good with kids, but the Australian Shepherd may be more energetic and playful, while the English Mastiff is calmer.

How much exercise do these breeds require?

Australian Shepherds require a high level of exercise, while English Mastiffs have lower exercise needs.

Are these breeds suitable for first-time dog owners?

Neither breed is recommended for first-time owners, as both require experience in training and handling.

Can these breeds live in an apartment?

Neither breed is considered apartment-friendly; both require space to move around comfortably.

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