Carnotaurus vs Kentrosaurus

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

Side-by-Side Comparison

Property Carnotaurus Kentrosaurus
Scientific Name Carnotaurus sastrei Kentrosaurus aethiopicus
Classification Theropoda Stegosauria
Period Cretaceous Late Jurassic Late
Diet Carnivore Herbivore
Length 7.5 m 4.5 m
Height 2.5 m 1.5 m
Weight 1.4 t 700 kg
Discovery Year 1985 1915
Discovery Location Chubut Province, Argentina Tendaguru Formation, Tanzania
Named By Jose Bonaparte Edwin Hennig

Size Comparison

Carnotaurus 7.5 m

roughly the length of a large SUV

Kentrosaurus 4.5 m

roughly the length of a large SUV

Weight Comparison

Carnotaurus 1.4 t

comparable to 1.4 small cars

Kentrosaurus 700 kg

about 10 adult humans

Timeline Comparison

Carnotaurus
100.5 Mya Cretaceous Late (Mesozoic) 66.0 Mya
Kentrosaurus
161.5 Mya Jurassic Late (Mesozoic) 145.0 Mya

Diet Comparison

Carnotaurus

Carnivore

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

Kentrosaurus

Herbivore

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

Classification Comparison

Carnotaurus

Clade: Saurischia

Group: Theropoda

(Beast feet)

Kentrosaurus

Clade: Thyreophora

Group: Stegosauria

(Plated dinosaurs)

Did You Know?

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Carnotaurus was about 1.7x longer than Kentrosaurus.

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Carnotaurus was a carnivore while Kentrosaurus was a herbivore.

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Carnotaurus lived during the Cretaceous Late while Kentrosaurus lived during the Jurassic Late, separated by roughly 96 million years.

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Kentrosaurus was discovered 70 years earlier, in 1915.

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Carnotaurus belonged to Theropoda while Kentrosaurus belonged to Stegosauria.

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