What is the difference between a British Shorthair and a Cornish Rex?

The British Shorthair is 9–18 lbs sized while the Cornish Rex is 5–10 lbs sized. They differ in size (9–18 lbs vs 5–10 lbs), lifespan (12–20 years vs 11–15 years), and care requirements.

Which breed is better with kids, British Shorthair or Cornish Rex?

British Shorthair is generally good with kids. Cornish Rex is generally good with kids.

Which breed lives longer, British Shorthair or Cornish Rex?

The British Shorthair has a lifespan of 12–20 years while the Cornish Rex has a lifespan of 11–15 years.

British Shorthair vs Cornish Rex — Breed Comparison

About the British Shorthair

The British Shorthair is one of the oldest and most recognizable cat breeds — tracing its roots to the domestic cats of Roman-era Britain, later refined through selective breeding in the 19th century. This large, stocky breed weighs 9–18 pounds and is famous for its round face, dense double coat, and broad, powerful build. While the "British Blue" (solid gray-blue) is the most iconic variety, the breed comes in an extensive range of colors and patterns.

Temperament & Personality

British Shorthairs are dignified, calm cats that prefer to keep all four paws on the ground — they are not typically lap cats and may resist being picked up. They are affectionate on their own terms, loyal to their families, and generally tolerant of well-behaved children and other pets. Their unflappable, easygoing nature makes them one of the most popular companion breeds worldwide.

Pros

Robust health and impressive longevity — commonly lives 14–20 years
Low-maintenance temperament — calm, quiet, and not prone to behavioral issues
Dense plush coat is easy to groom with weekly brushing
Handles being alone well — ideal for working professionals

Cons

Highly prone to obesity — requires strict diet management and play encouragement
Can develop hypertrophic cardiomyopathy (HCM) and polycystic kidney disease
Not a cuddly lap cat — prefers to sit near you rather than on you
Slow to mature — takes 3–5 years to reach full physical development

The British Shorthair could be your perfect low-key companion — search for adoptable cats on Puplister now.

About the Cornish Rex

The Cornish Rex originated in 1950 in Cornwall, England, when a curly-coated kitten named Kallibunker appeared in an otherwise normal litter on a farm. This small-to-medium breed weighs 5–10 pounds and has a distinctive greyhound-like body — arched back, tucked waist, and long, slender legs built for speed. Their coat is uniquely composed of only the soft, curly down layer — lacking the outer guard hairs and middle awn hairs that other cats possess — creating a washboard-like wave pattern.

Temperament & Personality

Cornish Rex cats are energetic, acrobatic, and endlessly entertaining — they retain their kitten-like playfulness well into their senior years. They are extremely social, love to be held and handled, and will seek out the warmest lap or blanket in the house. They thrive with children and other active pets, and their clownish antics make them natural performers.

Pros

Minimal shedding — soft, wavy coat produces less loose hair than most breeds
Extremely active and entertaining — loves to play fetch and perform acrobatic leaps
Warmth-seeking and cuddly — an ideal lap cat and bed warmer
Highly social and does well in busy, active households

Cons

Thin coat provides little insulation — sensitive to cold and drafts
Prone to hair loss (hypotrichosis) and skin oil buildup requiring regular bathing
High metabolism means they eat more relative to their size and can be picky eaters
Can be demanding of attention and may act out if bored or ignored

Bring home the playful energy of a Cornish Rex — explore cats available for adoption on Puplister.

British Shorthair vs Cornish Rex