Still no official word from logitech, but looks like the 303 is an updated version of the 302-- same shell but comes with 3366 sensor (like in the g502), rgb lighting, and maybe a braided cable? Also some different mouse feet to address the 302 wobble.
Update:
Logitech Press Release
Store Page
Update:
Logitech Press Release
Store Page
- Attached Thumbnail: 104795-G303_CTG_Orange.jpg (5 Mar 2015, 8KB, 341 downloads)
Edited by son! at 06:50 CST, 5 March 2015 - 33231 Hits