While it's very similar to ramen, champon is not considered ramen as it uses champon noodles, which are slightly thicker than ramen noodles. The toppings are sometimes different or are presented differently in champon. For example, ramen eggs are not typically found in champon. Chashu is typically presented in ramen in large slices whereas in champon it's cut into bite sized pieces. Champon often also has more toppings than ramen making it a heartier soup.