Compsognathus vs Ornithomimus

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

Side-by-Side Comparison

الخاصية Compsognathus Ornithomimus
الاسم العلمي Compsognathus longipes Ornithomimus edmontonicus
التصنيف Theropoda Ornithomimosauria
الحقبة Jurassic Late Cretaceous Late
النظام الغذائي Carnivore Omnivore
الطول 1.0 m 3.8 m
Height 0.3 m 1.4 m
الوزن 3 kg 170 kg
سنة الاكتشاف 1859 1890
موقع الاكتشاف Riedenburg, Bavaria, Germany Alberta, Canada
سُمي بواسطة Johann A. Wagner Othniel Charles Marsh

Size Comparison

Compsognathus 1.0 m

smaller than a human child

Ornithomimus 3.8 m

about the size of a human adult

Weight Comparison

Compsognathus 3 kg

lighter than a human adult

Ornithomimus 170 kg

about 2 adult humans

Timeline Comparison

Compsognathus
161,5 Mya Jurassic Late (Mesozoic) 145,0 Mya
Ornithomimus
100,5 Mya Cretaceous Late (Mesozoic) 66,0 Mya

Diet Comparison

Compsognathus

Carnivore

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

Ornithomimus

Omnivore

Ornithomimus had an omnivorous diet, consuming both plants and small animals.

Classification Comparison

Compsognathus

Clade: Saurischia

Group: Theropoda

(Beast feet)

Ornithomimus

Clade: Theropoda

Group: Ornithomimosauria

(Bird-mimic dinosaurs)

Did You Know?

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Ornithomimus was about 3.8x longer than Compsognathus.

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Ornithomimus weighed roughly 57x more than Compsognathus.

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Compsognathus was a carnivore while Ornithomimus was a omnivore.

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Compsognathus lived during the Jurassic Late while Ornithomimus lived during the Cretaceous Late, separated by roughly 44 million years.

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Compsognathus was discovered 31 years earlier, in 1859.

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Compsognathus belonged to Theropoda while Ornithomimus belonged to Ornithomimosauria.

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