Been using the G203 shape for years now. Just got a G302, and lemme tell you, I can aim a whole lot better. 19.5 x 9 fingertip for reference. : r/MouseReview
Logitech G303 Shroud Wireless Review - First thoughts - YouTube
Best suited mouse for Quake Live : Zowie FK2 vs G302 Apex ? | Overclock.net
G302 Daedalus Prime Vs. G303 Shroud Wireless
Think Newegg sold me a fake Logitech G302? : r/MouseReview