The iphone 7 exterior is similar in shape and volume to iphone 6 and then using a machine to sweep the casing through a multi step process beginning with an anodization phase to make the surface of the casing a porous aluminum oxide
I phone 7 home button uses a capacitive mechanism for input rather than a physical push button as on previous models
the iphone 7 includes a 12- megapixel rear facing camera with a quad led true tone flash its aperture was widened to f/1.8 and the standard size phone model adds optical image stabilization a feature that was previously exclusive to plus models.