Below you can see the front-view size comparison of the Panasonic ZS70 and Fujifilm HS35EXR. The Panasonic ZS70 is clearly the smaller of the two cameras. Its body is 19mm narrower, 30 mm shorter and 85 mm thinner than the Fujifilm HS35EXR.
The chart below depicts how two cameras compare with average dimensions of the cameras in their class.