Small13.3 yr avg
Miniature Schnauzer
AKC · Terrier
View breedComparison
Miniature Schnauzer vs Shih Tzu
Side-by-side comparison from peer-reviewed sources. Lifespan and health figures draw on Royal Veterinary College VetCompass and AKC breed data.
At a glance
Side-by-side
The numbers that most change day-to-day care. A citrus border marks a meaningful advantage.
Small
Miniature Schnauzer
Lifespan13.3 yrrange 13–14
SizeSmall
Weight11–20 lb5–9.1 kg
Height12–14 in30.5–35.6 cm
Senior at8 yrgeriatric at 12
AKC groupTerrier
Energy3/545 min/day
Trainability5/5
Shedding3/5
With kids5/5
With other dogs3/5
Small
Shih Tzu
Lifespan12.8 yrrange 12–13
SizeSmall
Weight9–16 lb4.1–7.3 kg
Height9–10.5 in22.9–26.7 cm
Senior at8 yrgeriatric at 12
AKC groupToy
Energy3/545 min/day
Trainability4/5
Shedding1/5
With kids5/5
With other dogs5/5
Health
Common health issues
Top 3 prevalence-ranked conditions for each breed. See each breed's full health profile for screening schedules and source data.
Miniature Schnauzer
- Low prevalencetypical onset ~7 yr
Cataracts
Description and veterinary guidance for Cataracts land in Phase 4. Prevalence and onset-age figures above are drawn from https://ofa.org/diseases/disease-statistics/.
- Low prevalencetypical onset ~2 yr
Patellar Luxation
Description and veterinary guidance for Patellar Luxation land in Phase 4. Prevalence and onset-age figures above are drawn from https://ofa.org/diseases/disease-statistics/.
- Low prevalencetypical onset ~1 yr
Congenital Cardiac Defect
Description and veterinary guidance for Congenital Cardiac Defect land in Phase 4. Prevalence and onset-age figures above are drawn from https://ofa.org/diseases/disease-statistics/.
Shih Tzu
- High prevalencetypical onset ~8 yr
Degenerative Myelopathy
Description and veterinary guidance for Degenerative Myelopathy land in Phase 4. Prevalence and onset-age figures above are drawn from https://ofa.org/diseases/disease-statistics/.
- Moderatetypical onset ~2 yr
Elbow Dysplasia
Description and veterinary guidance for Elbow Dysplasia land in Phase 4. Prevalence and onset-age figures above are drawn from https://ofa.org/diseases/disease-statistics/.
- Moderatetypical onset ~5 yr
Periodontal Disease
Description and veterinary guidance for Periodontal Disease land in Phase 4. Prevalence and onset-age figures above are drawn from https://ofa.org/diseases/disease-statistics/.
Synthesis
Which is right for you?
Miniature Schnauzer and Shih Tzu have similar median lifespans, around 13.1 years.
Both are small breeds, so housing footprint and exercise planning read similarly.
Both breeds have similar energy requirements — roughly 45 minutes of daily activity keeps either satisfied.
Shih Tzus carry a heavier breed-specific health burden (1 high-prevalence conditions vs 0 for the Miniature Schnauzer). Budget for screening accordingly.
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