Below you can see the front-view size comparison of the Fujifilm XP90 and Leica M-E Typ 220. The Fujifilm XP90 is clearly the smaller of the two cameras. Its body is 29mm narrower, 9 mm shorter and 9 mm thinner than the Leica M-E Typ 220.
The chart below depicts how two cameras compare with average dimensions of the cameras in their class.