How fast can T rex dinosaurs run?

Previously, the best estimates indicated that the large lizard could run between 11 and 33 miles an hour. That means that in an imagined race between a person and the iconic dinosaur, there was the possibility that a T. rex could outrun the world's fastest human, who clocks in around 27 miles an hour. read more

Researchers have debated for years on the top speed of a T. rex. The prints found in Wyoming reveal a young or adolescent tyrannosaur traveling at 2.8 to 5 miles per hour, much slower than the running speed of an average human. read more

The smallest dinosaurs were as fast as a racehorse, with about 40 mph (64 kilometers per hour), and even the huge Tyrannosaurus rex could outrun average people. Computer models were employed to calculate the top speeds for 5 carnivore dinosaurs. read more