New Samyang 45mm f/1.8 FE size comparison
Miguel Angel Junquera posted this comparison that gives you a clear idea of the size of the new Samyang 45mm f/1.8 FE. From left to right: Samyang 35mm f/2.8, the new Samyang 45mm f/1.8, the Samyang 14mm f/2.8 and the Sony-Zeiss 35mm f/1.4.
You can preorder the lens now at BHphoto, FocusCamera or Adorama. The lens will start shippingg out in early July.
And here is the lens mounted on the now very old Sony A5100 (courtesy of Christopher Frost):