The difference between Mini Mini USB and micro USB and USB Type C and lightning ports

1) The shape of Mini USB is completely different from the structure of micro USB. Compared with micro, micro is more miniaturized. Now Android phones all use micro interface.

See the picture below:

          Mini USB                                           Micro USB 

• USB Type C, no front or back, the size is similar to Micro-USB.Apple's Lighting interface has 8 contacts on both sides, regardless of front and back. 

       USB Type C                      Lightning