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Cornish Rex vs Siamese

Discover the differences between Cornish Rex and Siamese to make the best choice for your situation.

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Cornish Rex
United Kingdom

Cornish Rex

Rex Breed Group
Small

A playful, affectionate cat with a soft, wavy coat and boundless energy. Loves interactive play and thrives in lively households with plenty of attention.

Siamese
Thailand

Siamese

Oriental Group
Medium

Striking blue eyes and a sleek, short coat set this affectionate breed apart. Social, vocal, and playful, Siamese cats thrive on companionship and interaction.

Quick comparison

Size:

Small

Male:

2.5–4.0 kg

Coat:

Shorthaired, soft and wavy

Lifespan:

12–16 years

Female:

2.0–3.5 kg

Energy:

High energy

Size:

Medium

Male:

3.5–5.5 kg

Coat:

Shorthaired, fine-textured

Lifespan:

12–16 years

Female:

2.5–4.5 kg

Energy:

High energy

Personality & behavior

Compare the personality traits and behavioral characteristics of both breeds.

Cornish Rex

Friendliness
5/5

Enjoys people and other pets, very sociable

Intelligence
5/5

Learns quickly, solves problems with ease

Energy Level
5/5

Very active, loves to move and explore

Playfulness
5/5

Engages in games and interactive play often

Adaptability
4/5

Adjusts well to new environments and routines

Siamese

Friendliness
5/5

Enjoys people and bonds closely with owners

Intelligence
5/5

Learns quickly and solves puzzles with ease

Energy Level
5/5

Highly active and thrives on daily activity

Playfulness
5/5

Loves games and interactive play sessions

Adaptability
4/5

Adjusts well to new environments and changes

Care needs

Exercise, grooming, and daily care requirements

Cornish Rex

Grooming:
Minimal grooming needed (weekly)
Exercise:
30–40 minutes interactive play
Shedding:
Light shedding
Trainability:
Quick learner
Climate tolerance:
Prefers warm indoor climates
Health concerns:

Patellar luxation, hypertrophic cardiomyopathy

Siamese

Grooming:
Minimal grooming needed (weekly)
Exercise:
30–45 minutes interactive play
Shedding:
Light shedding
Trainability:
Quick learner
Climate tolerance:
Prefers warm or moderate climates
Health concerns:

Progressive retinal atrophy, respiratory issues

Suitability

How well each breed fits different living situations and families

Cornish Rex

First-time Owner
5/5

Great choice

Adaptable nature and affectionate temperament make them easy for beginners to handle

Apartment Living
5/5

Perfect fit

Small size and playful behavior suit limited spaces well

Active Lifestyle
5/5

Highly suitable

Energetic and sociable, they thrive in busy, active environments

Kids
4/5

Very friendly

Gentle and playful, they generally get along well with children

Multiple Pets
4/5

Works well

Social cats that usually accept other pets if properly introduced

Being Left Alone
2/5

Prone to anxiety

Dislike being alone for long periods and may develop behavioral issues

Siamese

First-time Owner
4/5

Good option

Affectionate and social, Siamese cats are generally easy for beginners to understand

Apartment Living
5/5

Excellent fit

Their playful nature suits smaller spaces as long as they receive enough attention

Active Lifestyle
5/5

Highly suitable

They enjoy interactive play and thrive in active, engaging environments

Kids
3/5

Usually good

Siamese cats are social but may be sensitive to rough handling by very young children

Multiple Pets
4/5

Works well

They often get along with other pets if introduced properly and given attention

Being Left Alone
1/5

Not recommended

Siamese cats become lonely and stressed if left alone for extended periods

Breed strengths

What each breed excels at and their best qualities

Cornish Rex

  • Highly social and people-oriented
  • Exceptionally playful and active
  • Low-shedding curly coat reduces loose hair
  • Intelligent and easy to train
  • Adaptable to new environments

Siamese

  • Affectionate and bonds closely with owners
  • Highly intelligent and quick to learn
  • Social and enjoys interactive play
  • Communicates needs with distinct vocalizations
  • Sleek, low-shedding coat requires minimal grooming

Challenges & considerations

Potential challenges and considerations for each breed

Cornish Rex

  • Prone to feeling cold easily
  • Can be demanding of attention
  • May develop separation anxiety when alone
  • Sensitive to harsh handling or stress
  • Requires regular ear cleaning due to wax build-up

Siamese

  • Prone to separation anxiety if left alone
  • Can be overly vocal and demanding
  • Sensitive to changes in environment or routine
  • Needs frequent mental and physical stimulation
  • Susceptible to dental and respiratory health issues

Ready to choose your perfect breed?

Learn more about each breed or compare other breeds to find the perfect match for your lifestyle.

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