Attached Link: http://store.daz3d.com/catalog/graphics/poser/popup/pe017-loop/p4vsvic.html

The Millennium figures have much better joints. The link is to the picture at DAZ's Victoria 1.0 page, showing Vicky's improvements over P4. Victoria 3.0 is another step up--not only do her denser mesh and more advanced joint setup make her move better to begin with, but she has joint-controlled morphs built in for added realism.