Now, let us discuss the difference in size between the Cavalier King Charles Spaniel and the Border Terrier. The Cavalier King Charles Spaniel weighs 13 to 18 pounds when fully grown. The Cavalier King Charles Spaniel is 12 to 13 inches at the shoulder when fully grown. On the other hand, the Border Terrier weighs 11 to 15 pounds when fully grown. Cavalier King Charles Spaniel dogs are prone to ear infections due to their long, floppy ears. To minimize this risk: Check your Cavalier King Charles Spaniel dog’s ears weekly for signs of redness, swelling, or discharge; Use a vet-recommended ear-cleaning solution on a cotton ball or gauze pad for dogs, especially Cavalier King Charles Now, let us discuss the difference in size between the Cavalier King Charles Spaniel and the Toy Poodle. The Cavalier King Charles Spaniel weighs 13 to 18 pounds when fully grown. The Cavalier King Charles Spaniel is 12 to 13 inches at the shoulder when fully grown. On the other hand, the Toy Poodle weighs 6 to 10 pounds when fully grown. Now, let us discuss the difference in size between the Cavalier King Charles Spaniel and the Goldendoodle. The Cavalier King Charles Spaniel weighs 13 to 18 pounds when fully grown. The Cavalier King Charles Spaniel is 12 to 13 inches at the shoulder when fully grown. On the other hand, the Goldendoodle weighs 50 to 90 pounds when fully grown. The Most Remarkable Differences Between the Cavalier King Charles Spaniel and the English Toy Spaniel. Below is a list of where the Cavalier King Charles Spaniel and the English Toy Spaniel are most different: Cavalier King Charles Spaniels get along well with kids. They are kid-friendly. However, English Toy Spaniels do not get along well with Now, let us discuss the difference in size between the Cavalier King Charles Spaniel and the Coton de Tulear. The Cavalier King Charles Spaniel weighs 13 to 18 pounds when fully grown. The Cavalier King Charles Spaniel is 12 to 13 inches at the shoulder when fully grown. On the other hand, the Coton de Tulear weighs 8 to 13 pounds when fully grown. Simple Summary. Myxomatous mitral valve disease is the most common cardiac disease in dogs. Cavalier King Charles Spaniels are particularly susceptible to this disease, which generally appears earlier in life than other breeds, resulting, in some cases, in congestive heart failure and death. What's the difference between Miniature Poodle vs Cavalier King Charles Spaniel? Which can be better for hunting? Miniature Poodle dogs have low to an average impulse to chase and catch something like a cat or any other small aminals. Now, let us discuss the difference in size between the Cavalier King Charles Spaniel and the Papillon. The Cavalier King Charles Spaniel weighs 13 to 18 pounds when fully grown. The Cavalier King Charles Spaniel is 12 to 13 inches at the shoulder when fully grown. On the other hand, the Papillon weighs 4 to 9 pounds when fully grown. Below are a few quick comparisons between the two breeds. Owner Experience - Both the Cavalier King Charles Spaniel and Havanese are excellent choices for new or inexperienced owners. Children - Both the Cavalier King Charles Spaniel and Havanese are great with children. Grooming - The Cavalier King Charles Spaniel is very easy to groom. YaGi.