Bullmastiff vs Kerry Blue Terrier

Working · Large vs Terrier · Medium

Quick take
  • Bullmastiff is the larger breed at 110–130 lbs (males) vs 33–40 lbs for the Kerry Blue Terrier.
  • The Kerry Blue Terrier typically lives longer (12–15 years).
  • The Kerry Blue Terrier has higher daily energy needs.
  • The Kerry Blue Terrier sheds less.

Side-by-side traits

TraitBullmastiffKerry Blue Terrier
Group
WorkingTerrier
Size
LargeMedium
Origin
EnglandIreland
Height (male)
25–27"18–19.5"
Height (female)
24–26"17.5–19"
Weight (male)
110–130 lbs33–40 lbs
Weight (female)
100–120 lbs33–40 lbs
Lifespan
Average expected lifespan.
7–9 years12–15 years
Energy level
Daily activity needs.
Moderate (3/5)High (4/5)
Trainability
How quickly the breed learns commands.
High (4/5)High (4/5)
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)Very Low (1/5)
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)High (4/5)
Good with other dogs
Moderate (3/5)Moderate (3/5)
Good with strangers
Moderate (3/5)Moderate (3/5)
Protectiveness
Watchdog tendencies.
Very High (5/5)High (4/5)
Adaptability
Apartment / new environment tolerance.
Moderate (3/5)High (4/5)
Coat length
shortwirehaired
Hypoallergenic
Lower-shedding, less dander.
NoYes
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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 Kerry Blue Terrier

The Kerry Blue Terrier is a smart, alert, people-oriented Irish farmer's all-purpose dog with a famous slate-blue coat. Originally from Ireland, this medium terrier breed typically weighs 33–40 lbs and lives 12–15 years. Breeders describe them as smart, alert, people-oriented.

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Bullmastiff health

Common health concerns reported in this breed:

  • Hip dysplasia
  • Bloat
  • Cancer
  • Heart problems

Kerry Blue Terrier health

Common health concerns reported in this breed:

  • Hip dysplasia
  • Eye disorders
  • Cerebellar abiotrophy