There is no difference between iPad chip H and iPad chip A. It turns out that there are only the following answers. Generally, there is no difference between other iPad Air2 MHOW2CH/A and iPad Air2 MH1J2CH/A: MH1J2CH/A has larger storage capacity than MHOW2CH/A. 1: The storage capacity of MHOW2CH/A is 16GB. 2; the patrol capacity of MH1J2CH/A is 128GB The appearance design of the iPad Air 2 tablet has not changed significantly. The screen is still 9.7-inch, 2048x1536 resolution, but the body is thinner, only 6.1mm thick, 18% thinner than the previous generation, and weighs 437g