Cavalier King Charles SpanielVSGreat Dane

The Cavalier King Charles Spaniel is known for being affectionate, gentle, graceful, while the Great Dane is typically described as friendly, patient, dependable. These distinct personality traits mean each breed offers a different kind of companionship.

Both breeds share a similar playfulness level at 4/5, so you can expect comparable levels of fun and games from either one.

The Cavalier King Charles Spaniel is a small breed standing 30–33 cm (12–13 in) tall and weighing 5–8 kg (11–18 lbs). In comparison, the Great Dane is a giant breed at 71–86 cm (28–34 in) and 45–90 kg (99–198 lbs).

There's a significant size difference between these two breeds. The Great Dane is considerably heavier, which means higher food costs and the need for more physical space. The Cavalier King Charles Spaniel's smaller frame makes it easier to handle and transport.

The Cavalier King Charles Spaniel has a long coat available in Blenheim, tricolor, black and tan, ruby, while the Great Dane sports a short coat in fawn, brindle, blue, black, harlequin, mantle. Coat type significantly impacts grooming needs and shedding, which we cover below.

The Cavalier King Charles Spaniel has moderate energy (3/5) with moderate exercise needs (3/5). The Great Dane has moderate energy (3/5) and moderate exercise needs (3/5).

Both breeds have similar exercise requirements, so your daily activity routine won't change much regardless of which you choose. Plan for regular walks and play sessions to keep either breed content.

For apartment dwellers, the Cavalier King Charles Spaniel is the stronger choice with an apartment-friendliness score of 5/5, compared to the Great Dane's 2/5. The Great Dane generally does better with access to a yard or larger living space.

Both breeds shed at a similar rate (3/5), so you can expect comparable amounts of loose fur from either one.

The Cavalier King Charles Spaniel demands more grooming attention with a score of 3/5, while the Great Dane is lower-maintenance at 1/5. The Cavalier King Charles Spaniel's long coat requires regular brushing and professional grooming sessions, adding to the overall cost of ownership.

Annual grooming costs average around $200 for the Cavalier King Charles Spaniel and $100 for the Great Dane. Factor this into your budget when deciding between the two.

The Cavalier King Charles Spaniel has a lifespan of 9–14 years, while the Great Dane lives 7–10 years. The Cavalier King Charles Spaniel tends to live longer on average.

In terms of overall health robustness, the Cavalier King Charles Spaniel scores 2/5 compared to the Great Dane's 1/5. The Cavalier King Charles Spaniel is generally a hardier breed with fewer genetic health concerns.

Common health issues for the Cavalier King Charles Spaniel include mitral valve disease, syringomyelia, patellar luxation, hip dysplasia. The Great Dane is prone to bloat, hip dysplasia, cardiomyopathy, osteosarcoma. Regular vet checkups and health screenings are essential for both breeds.

Annual vet costs average $700 for the Cavalier King Charles Spaniel and $700 for the Great Dane. Pet insurance is worth considering for either breed.

The Cavalier King Charles Spaniel is easier to train with a trainability score of 4/5, making it more suitable for first-time dog owners. The Great Dane scores 3/5 and may require more patience and experience during training sessions.

Both breeds match in intelligence at 3/5, so expect similar learning speeds and mental stimulation needs from either choice.

Regardless of which breed you choose, early socialization and consistent positive reinforcement training are key to raising a well-behaved dog. Puppy classes are a great investment for either breed.

Both the Cavalier King Charles Spaniel and Great Dane score 3/5 for intelligence, putting them on equal footing mentally. They'll learn commands at similar speeds and need comparable amounts of mental stimulation to stay happy and well-behaved.

These breeds excel in different types of intelligence. The Cavalier King Charles Spaniel leans toward adaptive intelligence — reading human emotions, adapting to new environments, and solving unfamiliar problems. The Great Dane, on the other hand, shows strong working intelligence — thriving when given a job to do and learning structured tasks quickly.

For either breed, mental enrichment is just as important as physical exercise. Puzzle feeders, training sessions, scent work, and interactive toys keep intelligent dogs engaged and prevent the boredom that leads to chewing, digging, or excessive barking.

For families with children, the Cavalier King Charles Spaniel is the stronger choice, scoring 5/5 for kid-friendliness compared to the Great Dane's 4/5. The Cavalier King Charles Spaniel's affectionate nature makes it a natural fit for households with young ones.

If you have other pets, the Cavalier King Charles Spaniel tends to get along better with other dogs (5/5) than the Great Dane (4/5). Proper introductions are still important, but the Cavalier King Charles Spaniel is naturally more sociable with canine companions.

The Cavalier King Charles Spaniel is more welcoming to strangers (5/5), while the Great Dane tends to be more reserved (4/5). If you frequently have guests, the Cavalier King Charles Spaniel's sociable nature will make entertaining easier.

The initial purchase price for a Cavalier King Charles Spaniel ranges from $1,200–$3,500, while a Great Dane typically costs $1,000–$3,000. The Cavalier King Charles Spaniel has a higher upfront cost.

Ongoing annual costs (food, vet, grooming) come to approximately $1,260 for the Cavalier King Charles Spaniel and $2,000 for the Great Dane. The Great Dane costs more annually, largely because of higher food costs.

Monthly food costs run about $30 for the Cavalier King Charles Spaniel and $100 for the Great Dane. Over a typical lifespan, the total cost of ownership can differ by thousands of dollars, so it's worth factoring in the long-term financial commitment.