Obj file is look different when I open in Maya

[Anonymous]

Hi everyone, I have a problem I sculpted a human head in Zbrush and exported to obj file when I open in Mari my model is the same but if I import the same obj file to Maya it looks different.  What is the problem, please help me , thank you so much!  

I attached 2 pics . 

[damaggio]

Use a blinn  for the viewport, please read about specular attribute.