Saint Bernard
VS
Rat Terrier
Saint Bernard vs Rat Terrier
Compare Saint Bernard and Rat Terrier side by side and get a clear picture of what sets the breeds apart. Explore differences in size, weight, temperament, activity level, and other key traits to more easily decide which breed best fits your lifestyle and circumstances.
Characteristic
Saint Bernard
Rat Terrier
Breed type
Purebred
Purebred
Height
65 – 90 cm
25 – 46 cm
Weight
60 – 100 kg
5 – 10 kg
Life expectancy
8 – 10 years
15 – 18 years
Child friendly
5/5
3/5
Energy level
3/5
3/5
Intelligence
3/5
3/5
Trainability
3/5
3/5
Health
3/5
4/5
Grooming needs
4/5
1/5
Shedding
5/5
3/5
Barking level
3/5
4/5
Aggressiveness
2/5
3/5
Characteristics
Saint Bernard
Great with kids
Giant
Rat Terrier
Low grooming
Small
Summary
About Saint Bernard
Large, gentle mountain dog developed by Swiss monks for rescue and companionship. Calm and affectionate, especially with children, but very big, drooly, and heavy shedding. Needs moderate exercise, careful joint and health management, and close inclusion in family life.
About Rat Terrier
The Rat Terrier is an American‑bred, small to medium, athletic farm and vermin dog. Intelligent and energetic, it thrives on training, exercise, and close family contact. With a short, low‑maintenance coat in many pied colors, it suits active homes and excels in various dog sports.
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