Brachiosaurus vs Dracorex

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

Side-by-Side Comparison

Eigenschaft Brachiosaurus Dracorex
Wissenschaftlicher Name Brachiosaurus altithorax Dracorex hogwartsia
Klassifikation Sauropoda Pachycephalosauria
Zeitraum Jurassic Late Cretaceous Late
Ernährung Herbivore Herbivore
Länge 26.0 m 3.0 m
Height 13.0 m 1.2 m
Gewicht 56.0 t 200 kg
Entdeckungsjahr 1903 2006
Fundort Grand River Valley, Colorado, USA Hell Creek Formation, South Dakota, USA
Benannt von Elmer S. Riggs Robert Bakker et al.

Size Comparison

Brachiosaurus 26.0 m

about as long as 5 cars end-to-end

Dracorex 3.0 m

about the size of a human adult

Weight Comparison

Brachiosaurus 56.0 t

heavier than 9 African elephants

Dracorex 200 kg

about 3 adult humans

Timeline Comparison

Brachiosaurus
161,5 Mya Jurassic Late (Mesozoic) 145,0 Mya
Dracorex
100,5 Mya Cretaceous Late (Mesozoic) 66,0 Mya

Diet Comparison

Brachiosaurus

Herbivore

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

Dracorex

Herbivore

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

Classification Comparison

Brachiosaurus

Clade: Sauropodomorpha

Group: Sauropoda

(Lizard feet)

Dracorex

Clade: Ornithischia

Group: Pachycephalosauria

(Thick-headed lizards)

Did You Know?

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Brachiosaurus was about 8.7x longer than Dracorex.

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Brachiosaurus weighed roughly 280x more than Dracorex.

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Both Brachiosaurus and Dracorex were herbivores.

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Brachiosaurus lived during the Jurassic Late while Dracorex lived during the Cretaceous Late, separated by roughly 44 million years.

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Brachiosaurus was discovered 103 years earlier, in 1903.

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Brachiosaurus belonged to Sauropoda while Dracorex belonged to Pachycephalosauria.

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