Originally Posted by StanSeven

There's no gurantee that a calculator works for everyone but if we use if literally the top tube length is a problem. The Eddy fit has a top tube almost 2 cm shorter than the Bianchi. Forgetting about saddle position, the calculator recommends a stem length of 10.5 to 11.1. There's a good chance the OP will need a shorter stem that's outside this range.

That's really not a lot but its something to consider.