macbook pro retina 2015

[iason_7]

I want to buy an apple macbook pro.I am between two models 1)mf839ZP/A or 2)mf839B/A .
Is there any difference between those?(etc quality,keyboard style)
Thanks in advance

 

[ak47jar3d]

There are appears to be no difference between those devices. Both support i5 processor, 6100 graphic, retina display, 8 gb of ram and 128 ssd.