Devon Rex: Size, Lifespan, Health and Care
Quick answer
PDSA, the UK veterinary charity, gives the Devon Rex an average weight of 3.6 kg and a lifespan of 12-16 years, and lists 2 breed-related health problems: hip dysplasia, patella luxation. Estimated cost: £13,600 to £18,000 over a lifetime.
From PDSA, the UK veterinary charity. Not veterinary advice. Worried about your own pet? See who to call.
On this page (7 sections)
Key facts
| Average weight | 3.6 kg (average) |
|---|---|
| Average lifespan | 12-16 years |
| Activity | Mischievous, highly active and a powerful jumper |
| Grooming | Never brush: pdsa says the coat is too fragile; stroking keeps it in good condition |
| Cost | £13,600 to £18,000 over a lifetime (pdsa estimate; average purchase price £500) |
Source: PDSA, Devon Rex breed information.
Health problems to watch
PDSA lists these for the breed. A higher risk does not mean every animal will be affected; where a screening scheme or test exists, ask the breeder for the parents' results.
- hip dysplasia
- patella luxation (both raise the risk of osteoarthritis)
Source: PDSA, Devon Rex breed information.
Activity and grooming
PDSA describes the Devon Rex as mischievous, highly active and a powerful jumper. Grooming: never brush: PDSA says the coat is too fragile; stroking keeps it in good condition. Source: PDSA, Devon Rex breed information.
Temperament
PDSA describes the breed as very sociable, a lap cat that may sleep in your bed; can become destructive if left alone too long. PDSA advises discussing the medical history of a kitten's parents and grandparents. Source: PDSA, Devon Rex breed information.
Cost
PDSA's figure: £13,600 to £18,000 over a lifetime (PDSA estimate; average purchase price £500). These are minimums that leave out buying the animal and vet bills for illness or injury. More: annual cost of owning a cat and kitten first-year costs. Source: PDSA, Devon Rex breed information.
Questions people ask
How long do Devon Rexs live?
PDSA gives an average lifespan of 12-16 years.
What health problems do Devon Rexs have?
PDSA lists hip dysplasia; patella luxation (both raise the risk of osteoarthritis).
How much does a Devon Rex cost?
PDSA's estimate: £13,600 to £18,000 over a lifetime (PDSA estimate; average purchase price £500).
Sources
- PDSA, Devon Rex breed information, read 7 November 2026.
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