Quote Originally Posted by indysteel View Post
Those two setups are REALLY different. Your current gearing yields some tiny gears. Again, I would suggest running the actual numbers on Sheldon Brown's gear calculator. From there, ask yourself what gears you actually use on your current setup to see whether the Giant would work for you as a cross bike.
Honestly, I would love to find out if Giant TCX would be for me, but I have no idea about that gear calculator, how that works.