Not as big? Meh. It's a Megameter per millimeter! Yay![1] :)
[1] http://www.clarifyscience.info/assets/2017-Atoms/assets0/r/1... Old user test video I did - Powers of Ten-like, but with 3 order-of-magnitude chunking. Crufty source: http://www.clarifyscience.info/part/Atoms#how-to-remember-si...