Boston Terrier vs Cavalier King Charles Spaniel

Compare the Boston Terrier to the Cavalier King Charles Spaniel. Use the tool below to compare temperament, size, personality, maintenance requirements, and everything else between Boston Terriers and Cavalier King Charles Spaniels.

Boston Terrier vs Cavalier King Charles Spaniel
Boston Terrier
Cavalier King Charles Spaniel
Boston Terrier
Cavalier King Charles Spaniel
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General Details
Boston Terrier
Cavalier King Charles Spaniel
Breed Type
Purebred
Purebred
Allergy Friendly
No
No
Lifespan
13-15 Years
9-15 Years
Height
13-15 Inches
12-13 Inches
Weight
10-25 Pounds
10-18 Pounds
Intelligence
Average
Average
History
Boston Terrier
Cavalier King Charles Spaniel
Origin Country
United States
Unspecified
Origin Year
1870 AD
1500 AD
Temperament
Boston Terrier
Cavalier King Charles Spaniel
Overall Friendliness
Above Average
Above Average
Family Friendly
Above Average
Above Average
Child Friendly
Above Average
Above Average
Pet Friendly
Above Average
Above Average
Stranger Friendly
Average
Above Average
Personality
Boston Terrier
Cavalier King Charles Spaniel
Traits
Affectionate
Jealous
Loving
Needy
Separation Anxiety
Stubborn
Willing to Please
Affectionate
Loving
Separation Anxiety
Snuggle
Willing to Please
Living Environment
Boston Terrier
Cavalier King Charles Spaniel
Apartment
Yes
Yes
Indoor
Yes
Yes
Small Yard
No
No
Medium Yard
No
No
Large Yard
No
No
Temperature Tolerance
55-80 °F
50-80 °F
Barks/Howls
None
Average
Exercise Needs
Boston Terrier
Cavalier King Charles Spaniel
Energy Level
High
Medium
Exercise Required
Medium
Medium
Top Running Speed
15 MPH
14 MPH
Strength
Medium
Low
Grooming Needs
Boston Terrier
Cavalier King Charles Spaniel
Coat Maintenance
Low
Low
Shedding
Low
Medium
Dander
Low
Medium
Drool
Low
None
Instincts and Behavior
Breed Mentality
Boston Terrier
Cavalier King Charles Spaniel
Dominant / Alpha
No
No
Family / Pack
Yes
Yes
Independent
No
No
Breed Focus
Boston Terrier
Cavalier King Charles Spaniel
Distracted Easy
No
No
Focused & Patient
No
No
Breed Instincts
Boston Terrier
Cavalier King Charles Spaniel
Aggression
None
None
Burrow / Digging
None
None
Chasing
Below Average
Below Average
Follow Commands
Below Average
Below Average
Fighting
Below Average
Below Average
Guarding
Average
Below Average
Herding
Below Average
None
Hunting
Below Average
Below Average
Protection
Below Average
None
Remove Vermin
Average
None
Sled Pulling
Below Average
None
Watch / Guardian
Average
Average
Health Comparison
Lifespan
Boston Terrier
Cavalier King Charles Spaniel
Average Lifespan
13-15 Years
9-15 Years
Health Concerns
Boston Terrier
Cavalier King Charles Spaniel
Common Health Issues
Cataracts
Patellar luxation
Heart murmurs
Allergies
Reverse sneezing
Cherry eye
Deafness
Brain tumors
Megaesophagus
Mitral valve disease
Hip dysplasia
Patellar luxation
Dry eye
Syringomyelia
Episodic falling
Appearance Comparison
Coat
Boston Terrier
Cavalier King Charles Spaniel
Coat Type
Fur
Fur
Coat Layering
Single
Single
Coat Texture
Straight
Silky
Wavy
Coat Length
Short
Medium
Coat Coloring
Boston Terrier
Cavalier King Charles Spaniel
Breed Colors
Black and White
Black and White
Brindle and White
Brindle and White
Black and Tan
Black and Tan
Black and White
Black and White
Blenheim
Blenheim
Ruby
Ruby
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