I bought the Mach 3, and pronounced it much better than my Sensor Excel. I tried the Turbo, and the difference for me is much less razor burn. Over time, I have also learned what not to do with my ...

I know the first time I tried them I noticed a big difference. It shaved much smoother espcially going against the grain. We're only talking a few dollars more for an 8-pack so I think it's justified.