Allosaurus vs Triceratops

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

Side-by-Side Comparison

गुण Allosaurus Triceratops
वैज्ञानिक नाम Allosaurus fragilis Triceratops horridus
वर्गीकरण Theropoda Ceratopsia
युग Jurassic Late Cretaceous Late
आहार Carnivore Herbivore
लंबाई 9.7 m 9.0 m
Height 3.5 m 3.0 m
वजन 2.3 t 6.8 t
खोज वर्ष 1877 1889
खोज स्थान Garden Park, Colorado, USA Denver, Colorado, USA
नामकर्ता Othniel Charles Marsh Othniel Charles Marsh

Size Comparison

Allosaurus 9.7 m

roughly the length of a large SUV

Triceratops 9.0 m

roughly the length of a large SUV

Weight Comparison

Allosaurus 2.3 t

comparable to 2.3 small cars

Triceratops 6.8 t

about the weight of 1.1 elephants

Timeline Comparison

Allosaurus
161.5 Mya Jurassic Late (Mesozoic) 145.0 Mya
Triceratops
100.5 Mya Cretaceous Late (Mesozoic) 66.0 Mya

Diet Comparison

Allosaurus

Carnivore

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

Triceratops

Herbivore

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

Classification Comparison

Allosaurus

Clade: Saurischia

Group: Theropoda

(Beast feet)

Triceratops

Clade: Ornithischia

Group: Ceratopsia

(Horned faces)

Did You Know?

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Triceratops weighed roughly 3x more than Allosaurus.

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Allosaurus was a carnivore while Triceratops was a herbivore.

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Allosaurus lived during the Jurassic Late while Triceratops lived during the Cretaceous Late, separated by roughly 44 million years.

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Allosaurus was discovered 12 years earlier, in 1877.

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Allosaurus belonged to Theropoda while Triceratops belonged to Ceratopsia.

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