About Giganotosaurus
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Paleontological Comparison
Bigger but less powerful: can Giganotosaurus beat the king T-Rex?

Giganotosaurus carolinii
Era: Mesozoic
Period: Late Cretaceous (Cénomanien)
Diet: Carnivore
Region: South America (Argentine

Tyrannosaurus rex
Era: Mesozoic
Period: Late Cretaceous
Diet: Carnivore
Region: North America
| Criterion | Giganotosaurus | Tyrant Lizard King |
|---|---|---|
| Length | 12–13 m m | 12-13 m m |
| Height | ~3.5 m m | 4 m m |
| Weight | 6 000–8 000 kg t | 5-9 tonnes t |
| Era | Mesozoic | Mesozoic |
| Diet | Carnivore | Carnivore |
Verdict (physical categories)
Tyrant Lizard Kingleads (2/3)
Note: size is only one factor. Speed, bite force, intelligence and hunting strategy matter too.
Biography coming soon.
Biography coming soon.
Giganotosaurus carolinii measured 12-13 metres and 6-8 tonnes, slightly longer than Tyrannosaurus rex (12-13 m, 5-9 t). However, T-Rex was generally more robust and heavier. Giganotosaurus lived in South America (Late Cretaceous, 98 Ma) and may have hunted large sauropods like Argentinosaurus.
No. Tyrannosaurus rex had a bite force of 35,000 to 57,000 Newtons, the most powerful of any terrestrial theropod. Giganotosaurus, estimated at 30,000-50,000 N, had knife-blade teeth designed to slice flesh rather than crush bones — a different predation strategy.
Giganotosaurus carolinii was discovered in Patagonia, Argentina (South America), in the Candeleros Formation dating to approximately 98 million years ago. It was the apex predator of its ecosystem, contemporary with giant titanosaurs like Argentinosaurus of which it may have been the primary predator.
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