Micro SIM has a core size similar to that of a regular SIM, so users can cut the outside of the regular SIM to become a Micro SIM and are popularly used on many mid-range smartphones or tablets. Nano ...

The nano SIM is much smaller than the micro SIM and it pretty much leaves just the chip of the SIM card exposed, where the micro and full-sized SIM cards still had a bit of plastic surrounding the ...