Southern Cassowary vs Ostrich
Quick answer
In a hypothetical one-on-one, the Southern Cassowary would most likely come out on top in most encounters, thanks to its more dangerous natural weapons and raw strength. In reality, animals like these rarely meet, and both would usually avoid a fight.
This is a hypothetical, educational comparison based on typical size, strength, and natural weaponry. In the wild these animals rarely meet, and most encounters end without a fight.

Bird
Least Concern
Bird
Least ConcernSouthern Cassowary vs Ostrich compared
| Attribute | Southern Cassowary | Ostrich |
|---|---|---|
| Weight | 60 kg | 130 kg |
| Length | 1.8 m | 2.8 m |
| Top speed | 50 km/h | 70 km/h |
| Strength | 70/100 | 55/100 |
| Deadliness | 75/100 | 35/100 |
| Intelligence | 45/100 | 30/100 |
| Lifespan | 40 yr | 45 yr |
Southern Cassowary vs Ostrich: common questions
Who would win in a fight, a Southern Cassowary or a Ostrich?
In a hypothetical one-on-one, the Southern Cassowary would most likely come out on top in most encounters, thanks to its more dangerous natural weapons and raw strength. In reality, animals like these rarely meet, and both would usually avoid a fight.
Which is bigger, the Southern Cassowary or the Ostrich?
The Ostrich is heavier, weighing around 130 kg compared with the other's 60 kg.
Which is faster, the Southern Cassowary or the Ostrich?
The Ostrich is faster, reaching about 70 km/h versus 50 km/h.
Which lives longer, the Southern Cassowary or the Ostrich?
The Ostrich typically lives longer, up to around 45 years compared with 40 years.
Sources & references
Size, speed, and conservation data are drawn from established zoological references. Compare full profiles for habitat, diet, and behaviour:
- Southern Cassowary — full guide
IUCN Red List (Least Concern, Casuarius casuarius)
- Ostrich — full guide
IUCN Red List (Least Concern, Struthio camelus)
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