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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.
Difference Between SMS and MMS. â¢ Categorized under Technology | Difference Between SMS and MMS. SMS vs MMS. SMS or short messaging service/texting was the first premium service offered by mobile companies apart from making phone calls. It is necessarily restricted to sending text-only messages from one mobile phone to another via the service providerâs special service offered for SMS.