Full flat grind vs saber grind.
The CG I had was a chunky little monkey,I mean mutt. <img src="/ubbthreads/images/graemlins/smile.gif" alt="" />
I've got the sabre grind CG, and I love it. It's a sharpened prybar in every sense of the word, but it handles great. I'll bet the flat grind blades are even better!