Search results for: Dinosaur Size Comparison 2D Epidexipteryx: 0.3m (0.9ft) China [Smallest dino] Graciliceratops: 0.6m (2ft) Mongolia [Smallest ceratopsian] Microraptor: 0.7m (2.3ft) China [Smallest non avian dinosaur] Comsognathus: 0.8m (2.6ft) Europe Lesothosaurus: 1.0m (3.3ft) South Africa Eoraptor: 1.0m (3.3ft) Argentina Scutellosaurus: 1.2m (3.9ft) North America [Smallest thyreophorans] Velociraptor: 2.0m (6.6ft) Mongolia Stegoceras: 2.0m (6.6ft) North America [Smallest pachycelophosaur] Protoceratops: 2.0m (6.6ft) Mongolia Leaellynalsaurus: 2.5m (8.2ft) Australia Deinonychus: 3.0m (9.8ft) USA Anchisaurus: 3.0m (9.8ft) South America/Africa [Smallest sauropod] Pachycelophosaurus: 4.0m (23ft) Asia [Largest pachycelophosaur] Kentrosaurus: 4.5m (15ft) Tanzania Utahraptor: 5.0m (16ft) USA [Largest raptor] Dilophosaurus: 5.5m (18ft) USA Ceratosaurus: 6.0m (20ft) North America Styracosaurus: 6.0m (20ft) North America Saichana: 6.5m (21ft) Mongolia Gallimimus: 6.5m (21ft) Mongolia Ouranosaurus: 7.0m (23ft) Africa Carnotaurus: 8.0m (26ft) South America Pentaceratops: 8.0m (26ft) North America Iguanodon: 9.0m (26ft) Europe/Asia Ankylosaurus: 9.0m (30ft) North America Triceratops: 9.0m (30ft) North America Stegosaurus: 9.0m (30ft) North America[Largest thyreophorans] Parasaurolophus: 10m (33ft) North America Torosaurus: 10m (33ft) USA [Largest ceratopsian] Baryonyx: 10m (33ft) Europe Allosaurus: 10m (33ft) USA Therizinosaurus: 10m (33ft) Mongolia Saurophaganax: 11m (36ft) North America [Largest Jurassic Predator] Saltasaurus: 12m (39ft) South America Tyrannosaurus: 12.3m (40ft) USA Carcharadontosaurus: 13m (43ft) Africa Giganotosaurus: 14m (46ft) Argentina Shantungosaurus: 15m (49ft) China Spinosaurus: 17m (56ft) Egypt [Largest carnivorous dinosaur/theropod] Amargasaurus: 18m (59ft) South America Huaxiaosaurus: 18.7m (61ft) China [Largest hadrosaurus) Apatosaurus: 21m (69ft) USA Brachiosaurus: 25m (82ft) North America Sauroposeidon: 28m (92ft) USA Diplodocus: 30m (98ft) USA Supersaurus: 33m (108ft) USA Seismosaurus: 35m (115ft) USA Argentinosaurus: 40m (131ft) Argentina [Largest complete skeleton dinosaur found]