Side by side
Both columns come from the same cost model, so every row is a like for like comparison.
| Measure | Collie | Shih Tzu |
|---|---|---|
| Lifetime cost | $47,362 | $39,131 |
| First year | $6,106 | $5,855 |
| Monthly average | $297 | $255 |
| Puppy price | $1,000 to $2,000 | $1,000 to $2,500 |
| Routine care, yearly | $3,232 | $2,731 |
| Expected health cost | $0 | $590 |
| Documented conditions | 17 | 15 |
| Median lifespan | 13.3 yrs | 12.8 yrs |
| Adult weight | 50 to 75 lb | 9 to 16 lb |
| Daily food | 3.6 cups | 1.1 cups |
| Grooming, yearly | $599 | $720 |
| Risk profile | Moderate | Moderate |
| Biggest single risk | Skin disease | Periodontal disease |
Health risks compared
What tends to go wrong in each breed, how often, and what it costs to treat.
| Condition | Rate | Cost |
|---|---|---|
| Skin disease | 36% | $252–$679 |
| Digestive disease | 30% | $354–$954 |
| Musculoskeletal disease | 15% | $281–$756 |
| Ear infection | 10% | $100–$270 |
| Periodontal disease | 9% | $246–$663 |
| Degenerative myelopathy | 7% | not priced |
| Anal sac impaction | 7% | $84–$226 |
| Arthritis | 5% | $281–$756 |
| Pyometra | 3% | $792–$2,132 |
| Autoimmune thyroiditis | 3% | $169–$455 |
| Elbow dysplasia | 3% | $3,000–$5,000 |
| Hip dysplasia | 2% | $3,500–$7,000 |
| Urinary incontinence | 2% | $118–$318 |
| Colitis | 1% | $354–$954 |
| Conjunctivitis | 1% | $224–$604 |
| Hypersensitivity (allergic) skin disorder | 1% | $629–$1,694 |
| Lipoma | 1% | not priced |
| Expected total | $0 | |
| Condition | Rate | Cost |
|---|---|---|
| Periodontal disease | 10% | $246–$663 |
| Anal sac impaction | 7% | $84–$226 |
| Skin disease | 36% | $252–$679 |
| Digestive disease | 30% | $354–$954 |
| Hip dysplasia | 22% | $1,200–$3,500 |
| Musculoskeletal disease | 15% | $281–$756 |
| Umbilical hernia | 12% | $621–$1,671 |
| Elbow dysplasia | 11% | $3,000–$5,000 |
| Ear disease | 6% | $100–$270 |
| Skin (cutaneous) cyst | 5% | not priced |
| Anal gland/sac impaction/blockage | 3% | $84–$226 |
| Hypersensitivity (allergic) skin disorder | 3% | $629–$1,694 |
| Lipoma | 2% | not priced |
| Patellar luxation | 2% | $1,000–$5,000 |
| Chronic Itching | 2% | $629–$1,694 |
| Unspecified Eye | 2% | $224–$604 |
| Intervertebral disc disorder | 2% | $3,776–$10,168 |
| Expected total | $590 | |
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Common questions
Is a Collie or a Shih Tzu more expensive?
The Shih Tzu is cheaper by about $8,231 over a lifetime. Collie: $47,362. Shih Tzu: $39,131. The gap comes mostly from health costs rather than routine care.
Which lives longer, a Collie or a Shih Tzu?
The Collie has the longer typical lifespan. Collie: 13.3 years. Shih Tzu: 12.8 years.
Which is healthier, a Collie or a Shih Tzu?
Both figures below are what it costs to own the dog, not what it costs if something goes wrong. The Collie's biggest single risk is skin disease, seen in 36% of the breed. For the Shih Tzu it is periodontal disease, at 10%.
How we calculated this
Both breeds run through one model, so the comparison is like for like. Full method.