A gentle tricolor giant with a heart for family.
Origin
Switzerland
Height
23–27.5 in (58–70 cm)
Weight
70–115 lb (32–52 kg)
Lifespan
7–10 years
Coat
Long, thick, tricolor double coat
Energy
Moderate
Overview
The Bernese Mountain Dog is a large, striking tricolor breed developed on Swiss farms to drive cattle, pull carts, and guard the homestead. Sturdy and strong, it carries a calm, good-natured warmth that makes it a beloved family dog.
“Berners” are affectionate, gentle, and devoted, especially fond of children. They are calmer than many working breeds but still need exercise and space, and their sweetness is matched by a sensitivity to their people's moods.
History
One of Switzerland's four mountain dog breeds, the Bernese comes from the canton of Bern, where it worked as a versatile farm dog. Its drafting and droving heritage shaped a powerful, steady, and companionable temperament.
Where it comes from
Switzerland
Highlighted in the Bernese Mountain Dog's lineage color on the map.
Temperament
The Berner is placid, friendly, and deeply attached to its family, tolerant with children and other pets. It is sensitive and eager to please, responding to gentle, consistent training and thriving on inclusion in daily life.
Health to watch
The breed has an unusually high rate of certain cancers, a leading reason for its comparatively short lifespan.
Joint malformation is common in this large breed; screening and lean weight help protect the joints.
The deep chest raises the risk of life-threatening gastric torsion; avoid heavy activity around meals.
General breed tendencies, not a diagnosis. Every dog is an individual — pair this with regular veterinary care.
Care essentials
Moderate daily activity keeps the Berner fit without overstressing growing or aging joints.
The thick coat needs regular brushing and sheds heavily; the breed tolerates cold far better than heat.
Berners bond intensely and dislike isolation, doing best as fully involved family members.
XPET builds each pet a digital twin — modeling their real biology instead of breed averages, so care stays personal.