🐾Dog Life Expectancy
Dog life expectancy varies significantly by size and breed. Smaller dogs generally live longer than larger dogs — a pattern opposite to most other mammals. Giant breeds may only live 6–8 years, while toy breeds commonly reach 14–16 years.
- 1Toy breeds (< 5kg): average lifespan 12–16 years
- 2Small breeds (5–10kg): average 10–15 years
- 3Medium breeds (10–25kg): average 10–13 years
- 4Large breeds (25–45kg): average 8–12 years
- 5Giant breeds (45kg+): average 6–10 years
Chihuahua (toy)=12–20 yearsSome reach 20+ years
Labrador (large)=10–12 yearsMost common family dog
Great Dane (giant)=7–10 yearsLargest breeds age fastest
| Size Class | Weight | Avg Lifespan | Examples |
|---|---|---|---|
| Toy | < 5kg | 14.5 years | Chihuahua, Pomeranian |
| Small | 5–10kg | 13 years | Shih Tzu, Pug |
| Medium | 10–25kg | 11.5 years | Spaniel, Beagle |
| Large | 25–45kg | 10 years | Labrador, Husky |
| Giant | 45kg+ | 8 years | Great Dane, Mastiff |
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