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Contents: MMS vs SMS. Definitions. SMS is the abbreviation for Short Message Service and is the text communication service component of a phone or mobile communication system, using standardized communications protocols that allow the exchange of short text messages between fixed line or mobile phone devices.
Weâre all familiar with SMS messages, after all itâs one of the oldest and most commonly used methods of mobile communication. But thereâs a surprising amount of co-ordination and technology working in the background to send such seemingly simple messages. So letâs take a look at how it all works. For a start â SMS stands for short messaging service, a protocol used for sending short messages over wireless networks.