Bullmastiff vs Old English Sheepdog
Working · Large vs Herding · Large
BullmastiffLarge
An affectionate, loyal, brave gamekeeper's night dog — Mastiff-Bulldog cross bred to subdue poachers.
Weight: 110–130 lbsLifespan: 7–9 years
Old English SheepdogLarge
An adaptable, smart, gentle drover from western England — the shaggy 'Dulux dog' with hidden eyes.
Weight: 60–100 lbsLifespan: 10–12 years
Quick take
- • Bullmastiff is the larger breed at 110–130 lbs (males) vs 60–100 lbs for the Old English Sheepdog.
- • The Old English Sheepdog typically lives longer (10–12 years).
- • The Bullmastiff sheds less.
Side-by-side traits
| Trait | Bullmastiff | Old English Sheepdog |
|---|---|---|
Group | Working | Herding |
Size | Large | Large |
Origin | England | England |
Height (male) | 25–27" | 22–24" |
Height (female) | 24–26" | 21–23" |
Weight (male) | 110–130 lbs | 60–100 lbs |
Weight (female) | 100–120 lbs | 60–100 lbs |
Lifespan Average expected lifespan. | 7–9 years | 10–12 years |
Energy level Daily activity needs. | Moderate (3/5) | Moderate (3/5) |
Trainability How quickly the breed learns commands. | High (4/5) | High (4/5) |
Intelligence Problem-solving ability. | High (4/5) | High (4/5) |
Exercise needs Daily physical activity required. | Moderate (3/5) | Moderate (3/5) |
Shedding Lower = less hair around your home. | Low (2/5) | High (4/5) |
Grooming effort Brushing, bathing, professional grooming. | Very Low (1/5) | Very High (5/5) |
Drooling Lower = drier face and furniture. | Very High (5/5) | Low (2/5) |
Barking How vocal the breed is. | Low (2/5) | Moderate (3/5) |
Good with kids | High (4/5) | Very High (5/5) |
Good with other dogs | Moderate (3/5) | High (4/5) |
Good with strangers | Moderate (3/5) | High (4/5) |
Protectiveness Watchdog tendencies. | Very High (5/5) | Moderate (3/5) |
Adaptability Apartment / new environment tolerance. | Moderate (3/5) | Moderate (3/5) |
Coat length | short | long |
Hypoallergenic Lower-shedding, less dander. | No | No |
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About the Bullmastiff
The Bullmastiff is an affectionate, loyal, brave gamekeeper's night dog — Mastiff-Bulldog cross bred to subdue poachers. Originally from England, this large working breed typically weighs 110–130 lbs and lives 7–9 years. Breeders describe them as affectionate, loyal, brave.
About the Old English Sheepdog
The Old English Sheepdog is an adaptable, smart, gentle drover from western England — the shaggy 'Dulux dog' with hidden eyes. Originally from England, this large herding breed typically weighs 60–100 lbs and lives 10–12 years. Breeders describe them as adaptable, smart, gentle.
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Bullmastiff health
Common health concerns reported in this breed:
- • Hip dysplasia
- • Bloat
- • Cancer
- • Heart problems
Old English Sheepdog health
Common health concerns reported in this breed:
- • Hip dysplasia
- • Cataracts
- • Hypothyroidism
- • Deafness