How big is a triceratops to a human?

Triceratops was 30 feet long, or five times as long as an average American man is tall. They were 9.5 to 10 feet tall at their highest point, so about 1.7 times as tall as a man. Depending on the weight estimate you use, Triceratops weighed between 6 and 12 tons, or as much as 75 to 150 men.