What is SMS & MMS? | SMS vs. MMS Messaging | T-Mobile (2024)

SMS stands for Short Message Service and is commonly known as texting. It’s a way to send text-only messages of up to 160 characters between phones.

What is MMS?

MMS stands for Multimedia Messaging Service. Whenever you send a text with an attached file, like a picture, video, emoji, or a website link, you’re sending an MMS.

What’s the difference between SMS vs. MMS?

A text message of up to 160 characters without an attached file is known as an SMS, while a text that includes a file—like a picture, video, emoji, or a website link—becomes an MMS.

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