Allosaurus vs Utahraptor

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

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Side-by-Side Comparison

Thuộc tính Allosaurus Utahraptor
Tên khoa học Allosaurus fragilis Utahraptor ostrommaysi
Phân loại Theropoda Dromaeosauridae
Kỷ Jurassic Late Cretaceous Early
Chế độ ăn Carnivore Carnivore
Chiều dài 9.7 m 5.5 m
Height 3.5 m 1.8 m
Cân nặng 2.3 t 500 kg
Năm khám phá 1877 1993
Địa điểm khám phá Garden Park, Colorado, USA Arches National Park, Utah, USA
Được đặt tên bởi Othniel Charles Marsh James Kirkland et al.
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Size Comparison

Allosaurus 9.7 m

roughly the length of a large SUV

Utahraptor 5.5 m

roughly the length of a large SUV

Weight Comparison

Allosaurus 2.3 t

comparable to 2.3 small cars

Utahraptor 500 kg

about 7 adult humans

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Timeline Comparison

Allosaurus
161,5 Mya Jurassic Late (Mesozoic) 145,0 Mya
Utahraptor
145,0 Mya Cretaceous Early (Mesozoic) 100,5 Mya
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Diet Comparison

Allosaurus

Carnivore

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

Utahraptor

Carnivore

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

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Classification Comparison

Allosaurus

Clade: Saurischia

Group: Theropoda

(Beast feet)

Utahraptor

Clade: Theropoda

Group: Dromaeosauridae

(Raptors)

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Did You Know?

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Allosaurus was about 1.8x longer than Utahraptor.

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Allosaurus weighed roughly 5x more than Utahraptor.

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Both Allosaurus and Utahraptor were carnivores.

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

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Allosaurus was discovered 116 years earlier, in 1877.

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Allosaurus belonged to Theropoda while Utahraptor belonged to Dromaeosauridae.

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