Originally Posted by
Vicegrip
I am 182 cm tall standard leg to torso ratio and ride a 56 tarmac. It is on the small end of fits well and the 58cm bikes were on the large end of fits well. I bet ether frame could be dialed in for me. For you it all depends. Unless you have a very long or short torso I bet ether frame could fit depending on what you like. I wanted to ride the smaller frame so it could be set up a bit more aggressively
I'm 181 and ride a 58 Specialized Roubaix Comp Road and felt the same way. A 56 would have been fine with adjustments also, but I had more room to adjust on the 58.