Diplodocus vs Tyrannosaurus Rex
A detailed side-by-side comparison of Diplodocus and Tyrannosaurus Rex, covering size, diet, classification, geologic period, and discovery history.
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| Property | Diplodocus | Tyrannosaurus Rex |
|---|---|---|
| Scientific Name | Diplodocus longus | Tyrannosaurus rex |
| Classification | Sauropoda | Tyrannosauridae |
| Period | Jurassic Late | Cretaceous Late |
| Diet | Herbivore | Carnivore |
| Length | 25.0 m | 12.3 m |
| Height | 5.0 m | 3.7 m |
| Weight | 14.0 t | 8.4 t |
| Discovery Year | 1878 | 1905 |
| Discovery Location | Canon City, Colorado, USA | Montana, USA |
| Named By | Othniel Charles Marsh | Henry Fairfield Osborn |
Size Comparison
about as long as 5 cars end-to-end
about as long as 2 cars end-to-end
Weight Comparison
about the weight of 2.3 elephants
about the weight of 1.4 elephants
Timeline Comparison
Diet Comparison
Diplodocus
HerbivoreDiplodocus was a plant-eater, feeding on vegetation like ferns, conifers, and cycads.
Tyrannosaurus Rex
CarnivoreTyrannosaurus Rex was a meat-eating predator, hunting other animals for food.
Classification Comparison
Diplodocus
Tyrannosaurus Rex
Did You Know?
Diplodocus was about 2.0x longer than Tyrannosaurus Rex.
Diplodocus was a herbivore while Tyrannosaurus Rex was a carnivore.
Diplodocus lived during the Jurassic Late while Tyrannosaurus Rex lived during the Cretaceous Late, separated by roughly 44 million years.
Diplodocus was discovered 27 years earlier, in 1878.
Diplodocus belonged to Sauropoda while Tyrannosaurus Rex belonged to Tyrannosauridae.
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