King Charles Spaniel
VS
Sealyham Terrier
King Charles Spaniel vs Sealyham Terrier
Compare King Charles Spaniel 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
King Charles Spaniel
Sealyham Terrier
Breed type
Purebred
Purebred
Height
29 – 30 cm
30 – 31 cm
Weight
3 – 9 kg
8 – 9 kg
Life expectancy
10 – 14 years
12 – 14 years
Child friendly
4/5
4/5
Energy level
3/5
4/5
Intelligence
3/5
4/5
Trainability
3/5
3/5
Health
3/5
4/5
Grooming needs
3/5
3/5
Shedding
3/5
1/5
Barking level
3/5
4/5
Aggressiveness
3/5
2/5
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Characteristics
King Charles Spaniel
Great with kids
Small
Sealyham Terrier
Great with kids
High energy
Super smart
Small
Summary
About King Charles Spaniel
Small, aristocratic toy spaniel with a domed head, short nose and large dark eyes, bred as a devoted lap companion. Calm indoors with moderate exercise needs, it thrives on constant human contact. Long, silky coat needs regular grooming; prone to heart, eye and brachycephalic‑related issues.
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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