Bullmastiff vs Collie (Rough)

Working · Large vs Herding · Large

Quick take
  • Bullmastiff is the larger breed at 110–130 lbs (males) vs 60–75 lbs for the Collie (Rough).
  • The Collie (Rough) typically lives longer (12–14 years).
  • The Collie (Rough) has higher daily energy needs.
  • The Bullmastiff sheds less.
  • The Collie (Rough) is generally more trainable.

Side-by-side traits

TraitBullmastiffCollie (Rough)
Group
WorkingHerding
Size
LargeLarge
Origin
EnglandScotland
Height (male)
25–27"24–26"
Height (female)
24–26"22–24"
Weight (male)
110–130 lbs60–75 lbs
Weight (female)
100–120 lbs50–65 lbs
Lifespan
Average expected lifespan.
7–9 years12–14 years
Energy level
Daily activity needs.
Moderate (3/5)High (4/5)
Trainability
How quickly the breed learns commands.
High (4/5)Very High (5/5)
Intelligence
Problem-solving ability.
High (4/5)Very High (5/5)
Exercise needs
Daily physical activity required.
Moderate (3/5)High (4/5)
Shedding
Lower = less hair around your home.
Low (2/5)High (4/5)
Grooming effort
Brushing, bathing, professional grooming.
Very Low (1/5)High (4/5)
Drooling
Lower = drier face and furniture.
Very High (5/5)Very Low (1/5)
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)High (4/5)
Coat length
shortlong
Hypoallergenic
Lower-shedding, less dander.
NoNo
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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 Collie (Rough)

The Collie (Rough) is a devoted, graceful, proud Scottish herder — Lassie, the world's most famous fictional dog. Originally from Scotland, this large herding breed typically weighs 60–75 lbs and lives 12–14 years. Breeders describe them as devoted, graceful, proud.

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Bullmastiff health

Common health concerns reported in this breed:

  • Hip dysplasia
  • Bloat
  • Cancer
  • Heart problems

Collie (Rough) health

Common health concerns reported in this breed:

  • Collie eye anomaly
  • MDR1 gene mutation
  • Hip dysplasia