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Great Dane vs Neapolitan Mastiff

Compare two breeds

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Second breed
Great Dane photo

Great Dane

The Great Dane, despite the English name, is a purely German breed, developed to hunt large game including wild boar before becoming an estate guardian and a symbol of status among nobility. A male can weigh up to 90 kilograms and the breed is officially recognized as one of the tallest in the world, with some individuals taller than a person when standing on their hind legs. That size brings a shorter lifespan and a higher risk of heart disease and bloat, so feeding schedules need careful planning rather than free feeding. The short, smooth coat needs little grooming. Temperamentally it earns its nickname, the gentle giant, and tends to bond closely with its family. Life expectancy runs 8 to 10 years, among the shortest of any breed.

Neapolitan Mastiff photo

Neapolitan Mastiff

The Neapolitan Mastiff comes from southern Italy and is considered a direct descendant of the old Roman molossers used for both warfare and farm guarding. Its most striking feature is an abundance of loose skin, with deep wrinkles across the muzzle and neck, historically thought to protect the dog from bite wounds while fighting. A male can weigh up to 70 kilograms, with a heavy, slow-moving build unlike many other guardian breeds. The short, dense coat needs little upkeep, but the abundant skin can bring health concerns around eye and skin-fold infections. In temperament it is calm, dignified, and strongly territorial, known for serious rather than noisy guarding. Life expectancy runs 8 to 10 years, on the short end even for a giant breed.

At a glance

Great Dane Neapolitan Mastiff
Height (male) 80.0–90.0 cm 65.0–75.0 cm
Weight (male) 54.0–90.0 kg 60.0–70.0 kg
Life expectancy 8–10 yrs 8–10 yrs
Coat smooth, short, dense short, dense, with abundant loose skin

Temperament & Family Life

Great Dane Neapolitan Mastiff
Family friendly
Good with children
Good with other dogs
Friendly with strangers
Intelligence
Trainability

Exercise, Energy & Space

Great Dane Neapolitan Mastiff
Energy level
Exercise need
Apartment friendly
Prey drive
Hunting instinct

Guarding & Alertness

Great Dane Neapolitan Mastiff
Guarding instinct
Watchfulness
Barking level

Grooming & Care

Great Dane Neapolitan Mastiff
Shedding
Drooling
Grooming need

Temperament and care scores (1-5) are a general guide based on the breed standard — every individual dog is different.