Compared to iPad Air the height and width of a iPad Air 2 are the same and the thickness is 6.1mm. Similar to this, the iPad mini 4 compared to iPad mini 3 is said to have the same height and width and a thickness of 6.1mm.
The site says that the iPad mini 4 will also have the same specifications as the iPad Air 2, including the same iSight camera and possibly a fully laminated display and anti-reflective coating.
Notably, Mac Otakara says that Apple is working on an iPad Air 3 which will feature an A9 chip. The site believes Apple could announce the new iPad Pro, iPad Air 3, and an iPad mini 4 together.
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