What is the difference between a gerbil and a mouse?

2 Differences Between Gerbils and MiceGerbils hop, mice run.

Gerbils have fur on their tails (and usually a tail tuft), mice don't.

A gerbil is larger than a mouse, and has fur on its tail. Mice, on the other hand have hairless tails and aren't as nice to hold as a gerbils, they tend to squirm more and could run away easier.