Originally Posted by
12boy
One thing about small tires...3 weeks ago I was riding my brompton and got the front tire caught in a crevice on the street. Fell down and fractured my pelvis in 3 places so won't be riding for a while. The road was wet and/or I was careless but gravel and other hazards seem to be a bit more dangerous as wheel size diminishes.
Get Well Soon.
My vote is 20" for this reason.