Bullmastiff vs Portuguese Water Dog

Working · Large vs Working · Medium

Quick take
  • Bullmastiff is the larger breed at 110–130 lbs (males) vs 42–60 lbs for the Portuguese Water Dog.
  • The Portuguese Water Dog typically lives longer (11–13 years).
  • The Portuguese Water Dog has higher daily energy needs.
  • The Portuguese Water Dog sheds less.
  • The Portuguese Water Dog is generally more trainable.

Side-by-side traits

TraitBullmastiffPortuguese Water Dog
Group
WorkingWorking
Size
LargeMedium
Origin
EnglandPortugal
Height (male)
25–27"20–23"
Height (female)
24–26"17–21"
Weight (male)
110–130 lbs42–60 lbs
Weight (female)
100–120 lbs35–50 lbs
Lifespan
Average expected lifespan.
7–9 years11–13 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)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)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
shortlong
Hypoallergenic
Lower-shedding, less dander.
NoYes
Ad slot · compare-mid

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 Portuguese Water Dog

The Portuguese Water Dog is an affectionate, athletic, smart fisherman's dog — Bo Obama's breed, swims and herds fish into nets. Originally from Portugal, this medium working breed typically weighs 42–60 lbs and lives 11–13 years. Breeders describe them as affectionate, athletic, smart.

Ad slot · compare-bottom

Bullmastiff health

Common health concerns reported in this breed:

  • Hip dysplasia
  • Bloat
  • Cancer
  • Heart problems

Portuguese Water Dog health

Common health concerns reported in this breed:

  • Hip dysplasia
  • Eye disorders
  • Storage diseases