Great Pyrenees
VS
Sealyham Terrier
Great Pyrenees vs Sealyham Terrier
Compare Great Pyrenees and Sealyham 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
Great Pyrenees
Sealyham Terrier
Breed type
Purebred
Purebred
Height
65 – 80 cm
30 – 31 cm
Weight
34 – 60 kg
8 – 9 kg
Life expectancy
10 – 12 years
12 – 14 years
Child friendly
5/5
4/5
Energy level
3/5
4/5
Intelligence
4/5
4/5
Trainability
3/5
3/5
Health
2/5
4/5
Grooming needs
4/5
3/5
Shedding
5/5
1/5
Barking level
3/5
4/5
Aggressiveness
3/5
2/5
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Characteristics
Great Pyrenees
Great with kids
Super smart
Giant
Sealyham Terrier
Great with kids
High energy
Super smart
Small
Summary
About Great Pyrenees
Large, calm livestock guardian from the Pyrenees, the Great Pyrenees is a powerful white, heavy‑shedding dog with a thick coat and double dewclaws. Gentle yet strongly protective, it needs secure fencing, steady socialization, mental stimulation, and experienced, patient handling.
About Sealyham Terrier
Compact Welsh terrier bred for hunting but affectionate and calm at home. Sturdy, low body with a distinctive white double coat, beard and eyebrows needing regular grooming. Intelligent, independent and moderate in exercise needs, it suits engaged families; the breed is now relatively rare.
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