Bullmastiff vs Icelandic Sheepdog

Working · Large vs Herding · Medium

Quick take
  • Bullmastiff is the larger breed at 110–130 lbs (males) vs 25–30 lbs for the Icelandic Sheepdog.
  • The Icelandic Sheepdog typically lives longer (12–14 years).
  • The Icelandic Sheepdog has higher daily energy needs.
  • The Bullmastiff sheds less.

Side-by-side traits

TraitBullmastiffIcelandic Sheepdog
Group
WorkingHerding
Size
LargeMedium
Origin
EnglandIceland
Height (male)
25–27"17.5–18"
Height (female)
24–26"16.5–17"
Weight (male)
110–130 lbs25–30 lbs
Weight (female)
100–120 lbs25–30 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)High (4/5)
Intelligence
Problem-solving ability.
High (4/5)High (4/5)
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)Moderate (3/5)
Drooling
Lower = drier face and furniture.
Very High (5/5)Very Low (1/5)
Barking
How vocal the breed is.
Low (2/5)High (4/5)
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 Icelandic Sheepdog

The Icelandic Sheepdog is a friendly, hardy, herding Spitz from Iceland — the country's only native breed, brought by Vikings. Originally from Iceland, this medium herding breed typically weighs 25–30 lbs and lives 12–14 years. Breeders describe them as friendly, hardy, cheerful.

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Bullmastiff health

Common health concerns reported in this breed:

  • Hip dysplasia
  • Bloat
  • Cancer
  • Heart problems

Icelandic Sheepdog health

Common health concerns reported in this breed:

  • Hip dysplasia
  • Patellar luxation
  • Eye disorders