Below you can see the front-view size comparison of the Panasonic ZS100 and Hasselblad X1D. The Panasonic ZS100 is clearly the smaller of the two cameras. Its body is 39mm narrower, 33 mm shorter and 27 mm thinner than the Hasselblad X1D.
The chart below depicts how two cameras compare with average dimensions of the cameras in their class.