A subscriber identity module (SIM) is an integrated circuit that stores the international mobile subscriber identity (IMSI) and the related key used to identify and authenticate subscribers on mobile devices.
| SIM card | Standard reference | Length (mm) | Width (mm) | Thickness (mm) |
|---|---|---|---|---|
| Full-size | ISO/IEC 7810:2003, ID-1 | 85.60 | 53.98 | 0.76 |
| Mini-SIM | ISO/IEC 7810:2003, ID-000 | 25.00 | 15.00 | 0.76 |
| Micro-SIM | ETSI TS 102 221 V9.0.0, Mini-UICC | 15.00 | 12.00 | 0.76 |
| Nano-SIM | ETSI TS 102 221 V11.0.0 | 12.30 | 8.80 | 0.67 |
| Embedded-SIM | JEDEC Design Guide 4.8, SON-8 | 6.00 | 5.00 | <1.0 |
How to make a Micro SIM
Method 1:
You can simply make a micro SIM by cutting a normal SIM using a SIM cutter.
SIM cutter
Method 2:
Cut a normal SIM using regular blade or a knife following this template.
SIM cutting template
Once you have a micro SIM you can use a SIM adapter to use it as a normal SIM.
SIM adapter
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