Although they look similar from the outside, Mini 7 and Mini 9 are different in execution. Both are covered in faux leather, and have openings for the iPad mini’s headphone port, side switch, volume buttons, Lightning port, and iSight camera, plus a Micro-USB port for charging. They also each have a fold-out kickstand on the back, which provides a really nice typing angle without taking up a lot of extra space. Although the core of each case…