Smartphones have four or five wireless radios built in for transmitting and receiving data. Cellular, Wi-Fi, Bluetooth and GPS radios are in every modern smartphone, and near field communication (NFC) is also standard on most phones.
Tablet Wireless
Tablets come with two to five radios built in. All tablets have Wi-Fi, and many have Wi-Fi and cellular. A few have NFC and GPS radios. See
how to select a mobile device,
cellular hotspot,
cellular generations,
Wi-Fi,
Bluetooth,
GPS and
NFC.
BUILT-IN RADIOS
Wi-Fi +
Wi-Fi Cellular
Smartphones Tablets Tablets
Cellular X X
Wi-Fi X X X
Bluetooth X X X
GPS X Few Some
NFC Most Few Few