I've had the Sigma C for about 2 years now and have had quite a lot of fun with it. I've used it mostly on my 80D and its rather sharp throughout the focal range and auto focus is pretty accurate most of the time....I've had it hunt on me a few times...
@sceneitwrote:"Anyway, I really appreciate the help and the discussion but end of day I gotta go with my gut and my gut says 6D II." I think you made a good decision..... I shoot with both the 80D and the 6D Mark ii and love both cameras. Coming fro...