Nike Magista top, top, in the end all grades

As a replacement for CTR, Magista is been high hopes.But it seems like a super top upstaged enough in this series, so that many people have forgotten under the top level.Today I accidentally chamber of reducing the real Magista top, top, mid-range series, teach people how to choose shoes according to own actual situation.The gap between each level reflected in where?What level of the most cost-effective?
This compares the three pairs of sneakers, respectively is:

Shoes inside of the contrast:

Look from the shoes, are more slender top tennis shoes, shoes also more flat round;Time in the top and side shoes, in turn, is relatively easy, the top of the shoe inclusive better.