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Boston Terrier vs Cavalier King Charles Spaniel – Which one is a better dog breed for you?

"Find similarities and differences between Boston Terrier vs Cavalier King Charles Spaniel" Compare Boston Terrier and Cavalier King Charles Spaniel. Which is better: Boston Terrier or Cavalier King Charles Spaniel?
Name Boston Terrier Cavalier King Charles Spaniel
OriginsUnited States England
Group Companion Dogs Companion Dogs
Popularity Rank2119
Reviews13
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Other Names Boston Bull, Boston Bull Terrier, Boxwood, American Gentlemen Cav, Cavalier, Cavie
Breed Type Purebred Purebred
AKC Group Recognized by the American Kennel Club in 1893 as a Non-Sporting breed. Recognized by the American Kennel Club in 1995 as a Toy breed.
FCI Group Recognized by FCI in the Companion and Toy Dogs group, in the Small Molossian type Dogs section. Recognized by FCI in the Companion and Toy Dogs group, in the English Toy Spaniels section.
Breed Recognition American Canine Registry American Kennel Club America's Pet Registry Canadian Kennel Club Dog Registry of America Inc. Federation Cynologique Internationale Kennel Club of Great Britain North American Purebred Registry, Inc. American Canine Association, Inc. Australian National Kennel Council Continental Kennel Club National Kennel Club New Zealand Kennel Club United Kennel Club American Canine Registry American Kennel Club America's Pet Registry Canadian Kennel Club Dog Registry of America Inc. Federation Cynologique Internationale Kennel Club of Great Britain North American Purebred Registry, Inc. American Canine Association, Inc. Australian National Kennel Council Continental Kennel Club National Kennel Club New Zealand Kennel Club United Kennel Club
Price $600-$800 $1200-$1500

General Appearance - Boston Terrier vs Cavalier King Charles Spaniel

Size Small Small
Weight 10-25 pounds (6-11kg) 10-18 pounds (5-8 kg)
Avg. Weight 17.5 pounds (8.5 kg) 14 pounds (6.5 kg)
Height 15-17 inches (38-43 cm) 12-13 inches (30-33 cm)
Avg. Height 16 inches (40.5 cm) 12.5 inches (31.5 cm)

Hair & Care - Boston Terrier vs Cavalier King Charles Spaniel

Coat Fine Feathered
Colors White Brindle Seal Black Tan Blenheim Tricolor Ruby
Grooming
Effortless: The Boston Terrier requires minimal grooming.
Average: The Cavalier King Charles Spaniel requires average grooming effort.
Shedding Level
Boston Terriers shed moderately.
Cavalier King Charles Spaniels shed above average.

Characteristics - Boston Terrier vs Cavalier King Charles Spaniel

Temperament Affectionate Friendly Intelligent Playful Aggressive Gentle Lively Affectionate Courageous Intelligent Cheerful Gentle Social Polite Quiet Active Graceful Fearless Friendly Nonaggressive Sporty No tendency towards nervousness
Intelligent Rank
Average: Boston Terrier's has average obedience intelligence.
Average: Cavalier King Charles Spaniel's has average obedience intelligence.
Trainability
Boston Terriers are quite easy to train.
Cavalier King Charles Spaniels are quite easy to train.
Playfulness
Boston Terriers, like any other dog breed, like playing.
Cavalier King Charles Spaniels, like any other dog breed, like playing.
Sensitivity Level
Boston Terriers don't like an irregular daily routine, noisy household and frequent guest visits.
Cavalier King Charles Spaniels don't like an irregular daily routine, noisy household and frequent guest visits.
Affection Level
Boston Terriers are genuinely loyal, soft and gentle, loving and affectionate dogs toward their handlers.
Cavalier King Charles Spaniels are genuinely loyal, soft and gentle, loving and affectionate dogs toward their handlers.
Social Needs
Boston Terriers are a social breed.
Cavalier King Charles Spaniels need a lot of social interaction.
Barking
Low to Average: The Boston Terrier rarely barks.
Average: The Cavalier King Charles Spaniel barks occasionally.
Watchdog Ability
Boston Terriers are average watchdogs.
Cavalier King Charles Spaniels are not the best watchdogs.
Territorial
Boston Terriers are average defenders.
Cavalier King Charles Spaniels are not the best to protect their territory.
Biting Potential Moderate
The Boston Terrier has an average chance of biting somebody.
Low
The Cavalier King Charles Spaniel has a low chance of biting somebody.
Mouthiness
Boston Terriers have lower than average tendency to nip, chew, play-bite, or herd people.
Cavalier King Charles Spaniels have an average tendency to nip, chew, play-bite, or herd people.
Impulse to Wander or Roam
Boston Terriers have high wanderlust potential, which means that this breed has a strong desire for exploring the world.
Cavalier King Charles Spaniels tend to escape less than other breeds.
Prey Drive
Boston Terriers have low to an average impulse to chase and catch something like a cat or any other small aminals.
Cavalier King Charles Spaniels have an average prey drive, which means that they don't have a high impulse to chase and catch something like a cat or any other small aminals, but it might happen.
Apartment Friendly
Boston Terriers are very apartment-friendly dogs.
Cavalier King Charles Spaniels are very apartment-friendly dogs.
Adaptability
Boston Terriers adapt very well to lifestyle changes and basically all living environments.
Cavalier King Charles Spaniels adapt very well to lifestyle changes and basically all living environments.
Tolerates Being Left Alone
Boston Terriers do best when a family member is at home during the day or if their workplace is dog-friendly so they can take the dog at work.
Cavalier King Charles Spaniels tend to have separation anxiety when their owners left them alone at home because they bond very closely with them.
Fighting Dog Yes
In history, this breed was unfortunately used for combat dog.
Not really
In history, this breed was not really used for combat dog.

Good With - Boston Terrier vs Cavalier King Charles Spaniel

Stranger Friendly
Boston Terriers are stranger friendly dogs.
Cavalier King Charles Spaniels are very stranger friendly dogs.
Child Friendly
Boston Terriers are very kid-friendly dogs.
Cavalier King Charles Spaniels are very kid-friendly dogs.
Cat Friendly
Boston Terriers are very cat-friendly dogs.
Cavalier King Charles Spaniels are average friendly towards cats.
Dog Friendly
Boston Terriers are very dog-friendly dogs.
Cavalier King Charles Spaniels are very dog-friendly dogs.
Office Friendly No
Boston Terrier is not the best dog breed for office environment.
No
Cavalier King Charles Spaniel is not the best dog breed for office environment.
Senior Citizens Friendly
Boston Terriers are one of the best breeds for elderly people.
Cavalier King Charles Spaniels are one of the best breeds for elderly people.
Pet Friendly
Boston Terriers are one of the friendliest dog breeds.
Cavalier King Charles Spaniels are generally with other pets.
Good For First Time Owners No
Boston Terriers are not good for novice owners, due to their stubborn personality.
No
Cavalier King Charles Spaniels are not good for novice owners, due to their stubborn personality.
Service Dog Not really
This breed generally not used as a service dog.
Not really
This breed generally not used as a service dog.
Therapy Dog Not really
This breed generally not used as a therapy dog.
Yes
This breed makes a perfect therapy dog.
Detection Dog or Sniffer Dog Not really
A detection dog or sniffer dog is a dog that is trained to use its senses (mostly its smell) to detect substances such as explosives, illegal drugs, wildlife scat, currency, blood, and contraband electronics such as illicit mobile phones.
Not really
A detection dog or sniffer dog is a dog that is trained to use its senses (mostly its smell) to detect substances such as explosives, illegal drugs, wildlife scat, currency, blood, and contraband electronics such as illicit mobile phones.
Search and Rescue Dog (SAR) Not really
The use of dogs in search and rescue (SAR) is a valuable component in wilderness tracking, natural disasters, mass casualty events, and in locating missing people.
Not really
The use of dogs in search and rescue (SAR) is a valuable component in wilderness tracking, natural disasters, mass casualty events, and in locating missing people.
Boat Dog Not really
Boston Terrier breed usually doesn't like being on a boat.
Not really
Cavalier King Charles Spaniel breed usually doesn't like being on a boat.
Cart Pulling or Drafting Dog Not really
A drafting dog or draft dog is a dog bred and used for cart pulling.
Not really
A drafting dog or draft dog is a dog bred and used for cart pulling.

Health Factors - Boston Terrier vs Cavalier King Charles Spaniel

Health Issues
The Boston Terrier is a healthy breed, but there are certain health issues that you should check with your vet regularly.
Cavalier King Charles Spaniels tend to have more and frequent health issues than other breeds.
Health Problems Allergies Brain Tumors Cataracts Cherry Eye Deafness Heart Murmurs Megaesophagus Patellar Luxation Reverse Sneezing Dry Eye Episodic Falling Syndrome Hip Dysplasia Mitral Valve Disease Patellar Luxation Syringomyelia
Life Expectancy 12-15 years 10-14 years
Hypoallergenic No No
Energy Level
Boston Terriers have a higher energy level than other dog breeds.
Cavalier King Charles Spaniels have an average energy level, so if you live a semi-active life, this breed can be a good choice for you.
Exercise Need
Boston Terriers have an average exercise need.
Cavalier King Charles Spaniels have an average exercise need.
Sleeping Need
Boston Terriers are quite energetic dogs and they don't spend to much time with sleeping.
Cavalier King Charles Spaniels sleep 12-14 hours a day as an average dog and they're not considered as a lazy breed.
Avg. daily food consumption 0.5 to 1.5 cups of high-quality dry food a day, divided into two meals. 1 to 1.5 cups of high-quality dry food a day, divided into two meals.
Weight Gain Potential
Average.
Average to High.
Weather & Climate Tolerates warm and cold weather. Tolerates warm and cold weather.
Stinkiness Medium
The Boston Terrier has an average chance of bad smell.
High
The Cavalier King Charles Spaniel has a high chance of bad smell.
Drooling tendency
The Boston Terrier is a perfect example for very low drooling tendency.
The Cavalier King Charles Spaniel is a perfect example for very low drooling tendency.

Reproducibility - Boston Terrier vs Cavalier King Charles Spaniel

Gestation Length 60-64 days 60-64 days
How often can the have a litter? Once a year.
More frequent breeding is not healthy.
Once a year.
More frequent breeding is not healthy.
Litter Size 3-5 puppies 3-5 puppies

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