Nano sims are also thinner. Source: http://www.gottabemobile.com/2012/09/12/dont-plan-on-cutting-microsim-to-fit-iphone-5-nano-sim-slot/ http://www.gottabemobi

Nano sims are also thinner. Source: http://www.gottabemobile.com/2012/09/12/dont-plan-on-cutting-microsim-to-fit-iphone-5-nano-sim-slot/ http://www.gottabemobile.com/2012/09/12/dont-plan-on-cutting... But it looks like you can hack it: http://www.idownloadblog.com/2012/09/14/convert-micro-sim-iphone-5-compatible-nano-sim/ http://www.idownloadblog.com/2012/09/14/convert-micro-sim-ip...