Sony 20mm f/1.8 vs. Tamron 20mm f/2.8 comparison by Ryan Mense
Sony 20mm f/1.8 FE preorders:
In the US preorder at BHphoto, Amazon, Adorama. FocusCamera.
In Europe at Amazon DE. Calumet DE. Amazon UK. Parkcameras UK. Amazon FR. Amazon IT. Amazon ES.
Here is the first comparison between the two new 20mm lenses: