Below you can see the front-view size comparison of the Ricoh GXR S10 24-72mm and Canon 700D. The Ricoh GXR S10 24-72mm is clearly the smaller of the two cameras. Its body is 19mm narrower, 30 mm shorter and 35 mm thinner than the Canon 700D.
The chart below depicts how two cameras compare with average dimensions of the cameras in their class.