Dog breed comparison

Cavalier King Charles Spaniel vs Shih Tzu: cost, health and care compared

The Cavalier King Charles Spaniel and the Shih Tzu side by side: size, care needs, health issues and what each costs to keep.

Last updated: October 2026 · 6 sources · see sources

Quick answerBoth are small dogs. The Cavalier King Charles Spaniel has a life expectancy of 12–15+ years and the Shih Tzu 10–18+ years. Our yearly cost estimate is the same for both: $880–$1,400. Both breeds have hip dysplasia, luxating patella and cataracts on their health lists.

Side by side

Cavalier King Charles Spaniel vs Shih Tzu compared
Cavalier King Charles SpanielShih Tzu
AKC groupToy Group [2]Toy Group [3]
Weight13-18 pounds [2]9-16 pounds [3]
Height12-13 inches [2]9-10.5 inches [3]
Life expectancy12–15+ years [2]10–18+ years [3]
Energy (AKC rating)3 of 5 [2]3 of 5 [3]
Shedding (AKC rating)2 of 5 [2]1 of 5 [3]
Grooming needs (AKC rating)2 of 5 [2]4 of 5 [3]
Good with young kids (AKC rating)5 of 5 [2]5 of 5 [3]
Barking (AKC rating)3 of 5 [2]3 of 5 [3]
AKC popularity, 2025No. 12 [4]No. 21 [4]
Health issues to knowHip dysplasia, Luxating patella, Cataracts, Mitral valve disease… See health costsHip dysplasia, Luxating patella, Progressive retinal atrophy, Cataracts… See health costs
Typical vet bill$273 – $1,110 (small dogs, median $508) [5]$273 – $1,110 (small dogs, median $508) [5]
Yearly cost estimate$880–$1,400 [1]$880–$1,400 [1]
Rough lifetime cost$10,500–$20,700$8,800–$24,900

About the cost numbers

The yearly estimate starts with the ASPCA's yearly cost of care and, at the high end, adds one typical vet bill for the breed's size. [1] The lifetime figure is that yearly range times the life expectancy. It is simple math on sourced numbers, before inflation and before any major illness, not a quote.

For each breed's health risks and what they cost to treat, see Cavalier King Charles Spaniel health problems and costs and Shih Tzu health problems and costs.

Insurance and savings

Breed matters less than timing for insurance. The average accident and illness policy cost $836 a year for a dog in 2025. [6] Conditions found before you enroll are usually excluded, so many owners sign up while their pet is young. Some prefer a savings fund instead; see insurance vs savings.

Common questions

Which costs more, the Cavalier King Charles Spaniel or the Shih Tzu?

Our yearly cost estimate is the same for both: $880–$1,400.

Which lives longer, the Cavalier King Charles Spaniel or the Shih Tzu?

The AKC gives the Cavalier King Charles Spaniel a life expectancy of 12–15+ years and the Shih Tzu 10–18+ years. Individual pets vary a lot.

What health problems do the Cavalier King Charles Spaniel and Shih Tzu have?

Cavalier King Charles Spaniel: Hip dysplasia, Luxating patella, Cataracts and Mitral valve disease. Shih Tzu: Hip dysplasia, Luxating patella, Progressive retinal atrophy and Cataracts.

Which is better with kids, the Cavalier King Charles Spaniel or the Shih Tzu?

The AKC rates the Cavalier King Charles Spaniel 5 of 5 and the Shih Tzu 5 of 5 for being good with young children. Training, supervision and the individual dog matter more than the breed average.

This page is general information for planning, not veterinary advice. Talk to your vet about your own pet.

Sources (6) — tap to show
  1. ASPCA – Cutting Pet Care Costs (2021 table)
  2. AKC – Cavalier King Charles Spaniel breed page
  3. AKC – Shih Tzu breed page
  4. AKC – Most Popular Dog Breeds of 2025
  5. VetReceipt – Dog breed vet costs by size
  6. NAPHIA – State of the Industry 2026 report highlights (2025 premiums)