Logitech G700s vs G602 Gaming Mouse Comparison - YouTube
A Logitech G604 mouse review from a Mac user
Comapring Logitech G604 VS G502 - Gaming Mouse Comparisons
Just upgraded from my trusty g602 to the g604. Buttons aren't nearly as clicky and tactile as the g602, but the damn scroll wheel is phenomenal, I can't get enough of it.