cell phone vs. smartphone

a wireless telephone using a system of low-powered radio transmitters, with each transmitter covering a distinct geographical area cell, and computer equipment to switch a call from one area to another, thus enabling broad-scale portable phone service.

such a wireless telephone that has other functions, as text messaging or internet access.

mobile phone ( def ).

a device that combines a cell phone with a handheld computer, typically offering internet access, data storage, email capability, etc. Compare dumbphone ( def ), landline ( def 3 ).