Maltese vs Portuguese Water Dog

Toy · Toy vs Working · Medium

Quick take
  • Portuguese Water Dog is the larger breed at 42–60 lbs (males) vs 7 lbs for the Maltese.
  • The Maltese typically lives longer (12–15 years).
  • The Portuguese Water Dog has higher daily energy needs.
  • The Portuguese Water Dog is generally more trainable.

Side-by-side traits

TraitMaltesePortuguese Water Dog
Group
ToyWorking
Size
ToyMedium
Origin
MaltaPortugal
Height (male)
7–9"20–23"
Height (female)
7–9"17–21"
Weight (male)
7 lbs42–60 lbs
Weight (female)
7 lbs35–50 lbs
Lifespan
Average expected lifespan.
12–15 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.
Very Low (1/5)Very Low (1/5)
Grooming effort
Brushing, bathing, professional grooming.
Very High (5/5)High (4/5)
Drooling
Lower = drier face and furniture.
Very Low (1/5)Very Low (1/5)
Barking
How vocal the breed is.
High (4/5)Moderate (3/5)
Good with kids
Moderate (3/5)Very High (5/5)
Good with other dogs
High (4/5)High (4/5)
Good with strangers
High (4/5)High (4/5)
Protectiveness
Watchdog tendencies.
Low (2/5)Moderate (3/5)
Adaptability
Apartment / new environment tolerance.
Very High (5/5)Moderate (3/5)
Coat length
longlong
Hypoallergenic
Lower-shedding, less dander.
YesYes
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About the Maltese

The Maltese is a gentle, playful, charming aristocrat — ancient Mediterranean lapdog with a flowing snow-white coat. Originally from Malta, this toy toy breed typically weighs 7 lbs and lives 12–15 years. Breeders describe them as gentle, playful, charming.

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.

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Maltese health

Common health concerns reported in this breed:

  • Patellar luxation
  • Liver shunt
  • Dental issues
  • White shaker syndrome

Portuguese Water Dog health

Common health concerns reported in this breed:

  • Hip dysplasia
  • Eye disorders
  • Storage diseases