The iPad mini (Wi-Fi Only) only supports dual band 802.11n Wi-Fi (2.4 GHz and 5 GHz), whereas the iPad mini (Wi-Fi/AT&T/GPS) and iPad mini (Wi-Fi/Verizon & Sprint/GPS) support 4G LTE cellular data networking, A-GPS and GLONASS as well as dual band 802.11n Wi-Fi.