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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.
Text Message. A text message, which is also known as SMS, is the text messaging component built in to any modern phone. It allows the exchange of text messages between mobile devices or fixed devices that have the ability through a standard set of protocols. The history of SMS lies in memo pagers and then it was standardized as a part of the Global System for Mobile Communication; what we know as GSM; in 1985.