The Bernhardiner is unmistakably a giant dog. This is not a large breed in the way a Labrador Retriever is large - it is genuinely massive. Adult males commonly reach 28 to 30 inches at the shoulder and weigh 140 to 180 pounds or more. Females are somewhat smaller at 26 to 28 inches and 120 to 140 pounds, but they are still substantial animals. The physical presence of a Saint Bernard in a room is immediately noticed by everyone in it.
The head is the breed's most distinctive feature and is described in the standard in considerable detail. It is massive, wide at the skull, and carried with authority. The skin on the forehead and above the eyes wrinkles slightly when the dog is alert, giving that characteristic thoughtful expression that has made the breed so visually iconic. The muzzle is broad, short relative to the skull, and blunt at the tip. The lips are well-developed and pendulous, which contributes directly to the breed's famous drooling - the lip and jowl structure that gives the head its impressive look also means that water, drool, and food debris collect and eventually fly free with a head shake. This is a feature, not a flaw, of a correctly built Saint Bernard.
The eyes are dark brown to hazel, set somewhat deep, and medium-sized. The lower lid tends to show some haw - the red inner rim - which is acceptable in the breed and considered characteristic of the type. The ears are set high, are medium-sized, and hang close to the cheeks. The ear leather is soft and the tips are rounded.
The neck is strong, thick, and slightly arched, rising from powerful shoulders. The chest is deep and broad, with well-sprung ribs that give room for the heart and lungs. The back is broad, firm, and level. The hindquarters are well-muscled and powerful, providing the drive that historically allowed these dogs to break trail through deep snow. The tail is long, heavy, and carried low when at rest - rising during movement but not curled over the back.
Two coat varieties exist and are equally recognized. The shorthaired - or smooth - variety has a dense, flat coat that lies close to the body with some feathering on the back of the thighs and at the tail. The longhaired - or rough - variety has a medium-length coat that is straight to slightly wavy, with well-developed feathering on the legs and a bushy tail. Both coats are double, with a dense undercoat designed for insulation in cold conditions. The color pattern is always white with red or red with white - both are acceptable, with the distribution of color varying by individual. White markings on the chest, feet, nose band, and tail tip are expected; a white collar is considered desirable.
Despite the massive size, a well-built Bernhardiner moves with surprising economy and purpose. The gait should be smooth and ground-covering, not lumbering or rolling. Soundness of movement is taken seriously in the standard, reflecting the breed's functional history as a working dog in challenging terrain.
Proportion matters in a correctly built Bernhardiner. The height at the withers should be slightly less than the length of the body from prosternum to buttock, creating a dog that is just a touch longer than tall - not square, but not excessively rectangular either. Width of skull should roughly match the depth of the skull. A head that is merely large without proper proportion looks coarse rather than impressive. The difference between a well-bred Saint Bernard and a poorly bred one often shows first in the head and second in the movement. Dogs from lines where structure has been deprioritized in favor of extreme size can have the hallmark Saint Bernard look without the soundness that makes the breed genuinely functional.
Affectionate With Family
★★★★★
The Bernhardiner lives for its people and makes that abundantly clear. This is a dog that leans in - literally and emotionally - and expects to be part of everything.
Good With Young Children
★★★★★
Patient, tolerant, and genuinely gentle with children, this breed has earned its reputation around families. The main hazard is the sheer size - small kids can be knocked over by a wagging tail.
Good With Other Dogs
★★★★☆
Generally good-natured with other dogs, especially when socialized early. Adult males can occasionally show dominant tendencies, but aggression is not a characteristic of the breed.
Shedding Level
★★★★☆
Both coat varieties shed substantially. The shorthaired coat drops more hair in concentrated seasonal bursts; the longhaired coat sheds more evenly throughout the year.
Coat Grooming Frequency
★★★☆☆
Weekly brushing handles routine coat maintenance on either variety. Longhaired Saints need attention to the feathering and longer sections to prevent tangles.
Drooling Level
★★★★★
The Saint Bernard drools. A lot. This is not negotiable - it is baked into the breed's head structure. If drool on the furniture, walls, and you is not acceptable, this is not your breed.
Coat Type
★★★☆☆
Two recognized varieties exist: a short, dense coat and a medium-length, slightly wavy coat. Both are double coats designed for cold Alpine conditions.
Openness To Strangers
★★★☆☆
The Bernhardiner tends toward cautious assessment of new people rather than instant enthusiasm. Once comfortable, they are warm and welcoming - they just need a moment first.
Playfulness Level
★★★☆☆
Playful and engaged when the mood strikes, but not a bouncy, high-energy dog. They enjoy interaction and will participate - on their own unhurried schedule.
Watchdog/Protective Nature
★★★☆☆
The Saint Bernard's imposing presence is deterrent enough for most situations. They will alert bark but are not aggressive watchdogs. Their size speaks before their voice does.
Adaptability Level
★★★☆☆
Adaptable to different home situations with adequate space and companionship, but poorly suited to hot climates, small apartments, or long periods of isolation.
Trainability Level
★★★★☆
Intelligent and willing, but this breed's size makes early, consistent training non-negotiable. A 160-pound dog that does not know basic manners is a genuine management problem.