Jack Russell Terrier
VS
King Charles Spaniel
Jack Russell Terrier vs King Charles Spaniel
Compare Jack Russell Terrier and King Charles Spaniel 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
Jack Russell Terrier
King Charles Spaniel
Breed type
Purebred
Purebred
Height
25 – 30 cm
29 – 30 cm
Weight
5 – 6 kg
3 – 9 kg
Life expectancy
13 – 16 years
10 – 14 years
Child friendly
5/5
4/5
Energy level
5/5
3/5
Intelligence
5/5
3/5
Trainability
5/5
3/5
Health
4/5
3/5
Grooming needs
2/5
3/5
Shedding
3/5
3/5
Barking level
5/5
3/5
Aggressiveness
3/5
3/5
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Characteristics
Jack Russell Terrier
Great with kids
High energy
Super smart
Low grooming
Easy to train
Tiny
King Charles Spaniel
Great with kids
Small
Summary
About Jack Russell Terrier
Jack Russell Terrier: small, sturdy, energetic fox-hunting terrier with bold, intelligent nature. Needs 1–2 hours of daily exercise plus mental work. Predominantly white, three coat types, strong digging and prey drive. Affectionate with family but demanding and unsuited to very sedentary homes.
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.
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