Just from a quick look at the links...
The Boulder has a 28-38-48 crankset. That higher gearing is better suited to roads instead of trails.
The Scott is 7sp and I don't know if those are double wall rims
The Avanti - gets the nod by process of elimination
The Boulder has a 28-38-48 crankset. That higher gearing is better suited to roads instead of trails.
The Scott is 7sp and I don't know if those are double wall rims
The Avanti - gets the nod by process of elimination