What SIM card size does the Nexus 7 use? The iPad uses silly little SIM cards that pretty much need to be purchased ad-hoc. This means that in a pinch situation you can't e.g. swap SIM cards between your tablet and your phone (e.g., if either's ran out of credit).

What size does the Nexus 7 use?
The Nexus 7 (with mobile data) takes a micro SIM card.

See this page from Google support on how you can Insert &amp; activate a SIM card.