Here you have also how Rhino does it. Sweeps are better in Rhino IMO because sweep product has less points than sweep from MoI. Network is similar on both.
Correct me If I`m wrong. Maybe I did something wrong in MoI and I have more CP after sweep because of that. I used same surfaces on both.

Sweep from Rhino:


EdgeSrf from Rhino:


NetworkSrf from Rhino: