Deinonychus vs Gallimimus

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

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Side-by-Side Comparison

الخاصية Deinonychus Gallimimus
الاسم العلمي Deinonychus antirrhopus Gallimimus bullatus
التصنيف Dromaeosauridae Ornithomimosauria
الحقبة Cretaceous Early Cretaceous Late
النظام الغذائي Carnivore Omnivore
الطول 3.4 m 6.0 m
Height 0.9 m 1.9 m
الوزن 73 kg 440 kg
سنة الاكتشاف 1969 1972
موقع الاكتشاف Montana, USA Gobi Desert, Mongolia
سُمي بواسطة John Ostrom Rinchen Barsbold et al.
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Size Comparison

Deinonychus 3.4 m

about the size of a human adult

Gallimimus 6.0 m

roughly the length of a large SUV

Weight Comparison

Deinonychus 73 kg

about 1 adult humans

Gallimimus 440 kg

about 6 adult humans

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Timeline Comparison

Deinonychus
145,0 Mya Cretaceous Early (Mesozoic) 100,5 Mya
Gallimimus
100,5 Mya Cretaceous Late (Mesozoic) 66,0 Mya
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Diet Comparison

Deinonychus

Carnivore

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

Gallimimus

Omnivore

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

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Classification Comparison

Deinonychus

Clade: Theropoda

Group: Dromaeosauridae

(Raptors)

Gallimimus

Clade: Theropoda

Group: Ornithomimosauria

(Bird-mimic dinosaurs)

Both dinosaurs share a common ancestor within the Theropoda clade.

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Did You Know?

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Gallimimus was about 1.8x longer than Deinonychus.

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Gallimimus weighed roughly 6x more than Deinonychus.

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Deinonychus was a carnivore while Gallimimus was a omnivore.

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Deinonychus lived during the Cretaceous Early while Gallimimus lived during the Cretaceous Late, separated by roughly 0 million years.

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Deinonychus was discovered 3 years earlier, in 1969.

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Deinonychus belonged to Dromaeosauridae while Gallimimus belonged to Ornithomimosauria.

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