The new SIM will be 40 percent smaller than the current micro SIM format, measuring 8.8mm in length by 12.3mm wide and 0.67mm thick. The new nano SIMS will be packaged in a way that allows them to be compatible with existing SIM card designs.

Motorola, Nokia, and Blackberry, all opposed a design put forward by Apple, arguing that the design is technically superior and less likely to cause handset damage when inserted.