Side-by-side comparison of two popular breeds — temperament, exercise, grooming, lifespan and common health issues. Use it to decide which breed fits your home.
| Bullmastiff | Great Dane | |
|---|---|---|
| Group | Working | Working |
| Origin | England | Germany |
| Weight | 45–59 kg | 50–82 kg |
| Height | 61–69 cm | 76–86 cm |
| Lifespan | 7–9 years | 7–10 years |
| Energy level | ||
| Trainability | ||
| Grooming needs | ||
| Good with kids | ||
| Good with other pets | ||
| Hypoallergenic | ||
| Watchdog instinct | ||
| Novice-owner OK |
Calm, devoted, courageous, naturally protective.
30–45 minutes daily.
Short coat, weekly brush. Drool requires towels.
Hip dysplasia. Bloat / GDV. Cardiomyopathy. Cancer (over-represented). Lifespan tragically short — 7–9 years.
Full Bullmastiff profile →Friendly, patient, dependable. Great Danes are usually gentle with children and sociable with other dogs and pets. They tend to be "leaners" — physically affectionate with their humans.
60 minutes a day of moderate exercise. Avoid impact in puppies under 18 months — long walks and jumping can damage developing joints.
Short coat, weekly brush. Bathing every 6–8 weeks.
Bloat / GDV (the #1 cause of death — feed twice daily, slow feeders, never exercise around meals). Cardiomyopathy. Hip dysplasia. Wobbler syndrome. Bone cancer (osteosarcoma). Lifespan tragically short — 7–10 years.
Full Great Dane profile →Experienced owners, families with older children, secure homes.
Calm families with space, owners who can budget for giant-breed food and vet care.
