Allosaurus vs Sauropelta
A detailed side-by-side comparison of Allosaurus and Sauropelta, covering size, diet, classification, geologic period, and discovery history.
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| Property | Allosaurus | Sauropelta |
|---|---|---|
| Scientific Name | Allosaurus fragilis | Sauropelta edwardsorum |
| Classification | Theropoda | Ankylosauria |
| Period | Jurassic Late | Cretaceous Early |
| Diet | Carnivore | Herbivore |
| Length | 9.7 m | 5.2 m |
| Height | 3.5 m | 1.5 m |
| Weight | 2.3 t | 1.5 t |
| Discovery Year | 1877 | 1970 |
| Discovery Location | Garden Park, Colorado, USA | Cloverly Formation, Montana, USA |
| Named By | Othniel Charles Marsh | John Ostrom |
Size Comparison
roughly the length of a large SUV
roughly the length of a large SUV
Weight Comparison
comparable to 2.3 small cars
comparable to 1.5 small cars
Timeline Comparison
Diet Comparison
Allosaurus
CarnivoreAllosaurus was a meat-eating predator, hunting other animals for food.
Sauropelta
HerbivoreSauropelta was a plant-eater, feeding on vegetation like ferns, conifers, and cycads.
Classification Comparison
Allosaurus
Sauropelta
Did You Know?
Allosaurus was about 1.9x longer than Sauropelta.
Allosaurus was a carnivore while Sauropelta was a herbivore.
Allosaurus lived during the Jurassic Late while Sauropelta lived during the Cretaceous Early, separated by roughly 0 million years.
Allosaurus was discovered 93 years earlier, in 1877.
Allosaurus belonged to Theropoda while Sauropelta belonged to Ankylosauria.
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