All of the products and services we feature are chosen independently. If you click through links we provide, we may earn a commission. Learn more
Written by: Emily Chen
Does Texting Use Data
- Updated: September 30, 2023 | Published:
In the digital age, where data usage is a daily consideration, understanding the relationship between texting and data consumption is crucial.
This article delves into the intricacies of how different types of messaging, from traditional SMS to modern messaging apps, interact with your data.
We’ll explore whether SMS and MMS messages use data, how texting apps like WhatsApp and iMessage utilize data, and the impact of these services on your data plan.
The Basics of Text Messaging
Text messaging, or SMS (Short Message Service), is a communication service component of most telephone, internet, and mobile device systems. It uses standardized communication protocols to enable mobile devices to exchange short text messages.
An intermediary service handles the SMS traffic where it is sent to a Short message service center (SMSC), which then sends it to the destination.
SMS vs. Data
SMS messages are transmitted through the cellular voice system, not the data network. They are specifically designed to be lightweight and use very little data. In fact, the size of SMS messages is capped at 160 characters.
If you exceed this limit, your device will either send it as multiple messages or convert it to an MMS (Multimedia Messaging Service) message.
The Role of MMS
MMS messages, on the other hand, do use data. MMS allows you to send multimedia content like pictures, videos, and audio, as well as longer text messages.
When you send an MMS, it is first sent to the carrier’s servers via your data connection. From there, it is sent to the recipient, who downloads it using their data connection
Data Usage for Texting Apps
While traditional SMS and MMS messages use your cellular voice and data connections respectively, modern texting apps like WhatsApp, iMessage, and Facebook Messenger use your internet data for all messages.
These apps use data because they are sending messages over the internet, rather than through the cellular network.
Wi-Fi and Texting
The Impact on Your Data Plan
For most people, the data used by MMS messages and texting apps is minimal and won’t have a significant impact on their data usage.
If you send a lot of MMS messages or use texting apps frequently on your data connection, especially for sending and receiving photos or videos, it could potentially use a significant amount of data.
Frequently Asked Questions
Does Texting Use Data When Roaming?
When you’re roaming, the rules change slightly. SMS messages still don’t use data, and they’re typically not affected by whether you’re in your home network or roaming.
However, MMS messages require data, and data can be expensive when you’re roaming. Some carriers may block MMS messages while you’re roaming to prevent unexpected charges.
Texting apps like WhatsApp, iMessage, and Facebook Messenger will use roaming data to send and receive messages. If you’re concerned about data usage while roaming, it’s a good idea to use these apps while connected to Wi-Fi whenever possible.
Does Turning Off Cellular Data Affect Texting?
Turning off cellular data does not affect SMS messages at all; they will be sent and received as usual. However, it will prevent MMS messages from being sent or received.
As for texting apps, they will not be able to send or receive messages without a data connection, so turning off cellular data will stop them from working unless you’re connected to Wi-Fi.
How Much Data Does Texting Use?
As mentioned earlier, SMS messages do not use data. MMS messages do use data but typically very little. The exact amount of data used depends on the content of the message. A text-only MMS message uses very little data, while an MMS message with a picture or video can use more.
Texting apps also use data, but again, the amount is usually very small for text-only messages. Sending pictures, videos, or other multimedia content can use more data.
For example, WhatsApp estimates that a text message uses around 1KB of data, a photo around 200KB, and a minute of a voice call around 250KB.
Does Receiving Texts Use Data?
Receiving SMS messages does not use data. Receiving MMS messages does use data, and the amount of data used is the same whether you’re sending or receiving the message.
Texting apps use data to receive messages, but like sending messages, the amount of data used is typically very small for text-only messages.
Can You Text Without Data or Wi-Fi?
Yes, you can send and receive SMS messages without data or Wi-Fi. As long as your phone has a connection to the cellular network, you can send and receive SMS messages.
However, you cannot send or receive MMS messages or use texting apps without a data connection or Wi-Fi.
So, does texting use data? The answer is, it depends.
Traditional SMS messages do not use data. MMS messages and modern texting apps do use data, but the amount they use is usually very small, unless you are frequently sending and receiving multimedia messages or using these apps on your data connection.
As always, it’s a good idea to keep an eye on your data usage to make sure you’re not going over your limit.
By entering your email & signing up, you agree to receive promotional emails on eSIMs and insider tips. You can unsubscribe or withdraw your consent at any time.
About The Author
Spread the Word, Share the Joy
Compare eSIMs
Why keep the secret to yourself? Spread the joy of eSIMradar and let everyone in on the eSIM experience!
Easy eSIM Comparison for Your Needs
Simplifying your search! Easily compare eSIM plans tailored to your specific needs
Coverage in 210+ Countries
Benefit from our extensive eSIM comparison with 30+ providers in over 210 destinations.
Save money without second-guessing
Our platform helps you maximize value, ensuring competitive prices.
Enjoy Hassle-Free Travel Abroad
Whether you’re on holiday or a business trip abroad, stay connected with ease and focus on enjoying your experiences,
Find Your Perfect eSIM & Exclusive Deals!
Find your ideal eSIM effortlessly and stay connected in style wherever your adventures take you! Get exclusive deals and discounts at your fingertips, ensuring you get connected for less on your travels!
English (United States) 
German (Formal) 
Spanish (Spain) 
French (France) 
Italian 
Portuguese (Brazil) 
Japanese 
Korean 
Thai 
Arabic