1. First of all, it is the most common and commonly used standard sim card.
Size: 15×25mm
2. Then there is the Micro sim card: With the release and exposure of two new Apple iPad and iPhone, Apple continues to challenge the current industry standards, one of which is to replace the standard size sim card we usually use with a small Micro SIM card. 20 12 12 In February, Apple officially obtained a patent on the connector of Micro SIM card. Apple's patent is related to the Micro SIM card connector, which can help users to insert SIM cards more conveniently, ensure that the device will not be damaged when users do not insert them correctly, and provide reliable mechanical performance.
Size: 15× 12mm
3. Finally, the Nano sim card: The Nano SIM card is a kind of micro SIM card for mobile phones, which is smaller than the Micro SIM card, only 60% of the area of the first generation SIM card, with the specific size of 12mm x 9mm and the thickness reduced by 15%. The goal of nano-SIM is to replace micro-SIM installed on iPhone. Its smaller size will make room for increased memory, larger battery and denser motherboard layout, which will help mobile phone manufacturers to produce thinner and lighter products.
Size:12.3× 8.8mm.