🐈
Devon Rex
Playful, mischievous, affectionate
Also known as: cornish rex, rex
- Adult weight
- 2.5–4 kg
- Life expectancy
- 12–15 years
- Size
- Small
- Exercise
- High
- Origin
- UK
- Group
- Rex
Reference update: · Not veterinary-reviewedCompare weight & lifespan with the Cat Fanciers' Association breed profile ↗
Health topics to discuss with your vet
- ●Congenital myopathy (Devon Rex myopathy)Breed-specific association not yet verified.
- ●Hypertrophic cardiomyopathyBreed-specific association not yet verified.
- ●Hereditary coagulopathyBreed-specific association not yet verified.
- ●Patellar luxationBreed-specific association not yet verified. General condition reference: OFA – Patellar luxation ↗
Not a diagnosis or a complete risk list. A general condition reference explains a disease but does not establish increased risk in this breed or group. Unsourced associations still need verification.
Care tips
- ✓Sensitive skin; gentle grooming
- ✓Blood-type before surgery
Calculators for your Devon Rex
Sources & review
Reference update 25 October 2026; not an independent veterinary review. Direct breed evidence is identified above. General directories below do not verify every listed health association.
- Official breed profile – Devon Rex ↗
- OFA – Patellar luxation ↗
- International Cat Care – Cat breeds ↗
- Cat Fanciers' Association – Breeds ↗
- UFAW – Genetic welfare problems of companion animals ↗
Weight and lifespan are typical ranges for healthy adults from breed standards and veterinary references; individuals vary. Not veterinary advice.