3 ms·Sure, if you don't care about zero battery life and a phone the size of a brick.by stdbrouw 15y agoSure, if you don't care about zero battery life and a phone the size of a brick.kijin 15y agoRaspberry Pi is smaller than many of today's smartphones, and there's plenty of room to put an antenna, battery, and camera in there.stdbrouw 15y ago... and a screen :-)