Brachiosaurus vs Utahraptor

A detailed side-by-side comparison of Brachiosaurus and Utahraptor, covering size, diet, classification, geologic period, and discovery history.

Side-by-Side Comparison

Propriété Brachiosaurus Utahraptor
Nom scientifique Brachiosaurus altithorax Utahraptor ostrommaysi
Classification Sauropoda Dromaeosauridae
Période Jurassic Late Cretaceous Early
Alimentation Herbivore Carnivore
Longueur 26.0 m 5.5 m
Height 13.0 m 1.8 m
Poids 56.0 t 500 kg
Année de découverte 1903 1993
Lieu de découverte Grand River Valley, Colorado, USA Arches National Park, Utah, USA
Nommé par Elmer S. Riggs James Kirkland et al.

Size Comparison

Brachiosaurus 26.0 m

about as long as 5 cars end-to-end

Utahraptor 5.5 m

roughly the length of a large SUV

Weight Comparison

Brachiosaurus 56.0 t

heavier than 9 African elephants

Utahraptor 500 kg

about 7 adult humans

Timeline Comparison

Brachiosaurus
161,5 Mya Jurassic Late (Mesozoic) 145,0 Mya
Utahraptor
145,0 Mya Cretaceous Early (Mesozoic) 100,5 Mya

Diet Comparison

Brachiosaurus

Herbivore

Brachiosaurus was a plant-eater, feeding on vegetation like ferns, conifers, and cycads.

Utahraptor

Carnivore

Utahraptor was a meat-eating predator, hunting other animals for food.

Classification Comparison

Brachiosaurus

Clade: Sauropodomorpha

Group: Sauropoda

(Lizard feet)

Utahraptor

Clade: Theropoda

Group: Dromaeosauridae

(Raptors)

Did You Know?

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Brachiosaurus was about 4.7x longer than Utahraptor.

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Brachiosaurus weighed roughly 112x more than Utahraptor.

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Brachiosaurus was a herbivore while Utahraptor was a carnivore.

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Brachiosaurus lived during the Jurassic Late while Utahraptor lived during the Cretaceous Early, separated by roughly 0 million years.

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Brachiosaurus was discovered 90 years earlier, in 1903.

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Brachiosaurus belonged to Sauropoda while Utahraptor belonged to Dromaeosauridae.

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