Speed class: T-Mobile recommends SD cards with Class 6 or UHS Class 1 or higher.
Size: This refers to the physical size of the card.
Most smartphones can only take SD cards up to a certain size limit.
A higher-capacity card increases the amount of data that can be stored.
The storage or size of the SD card refers to how much memory the card has to store music, pictures, videos, apps, or other files.
Memory size: Limits vary by smartphone, check the tech specs to determine what size is supported.
Refer to the following classifications to assist in determing the SD card that will work best with your smartphone. If you see these problems with an SD card inserted in a smartphone, upgrade to a faster SD card. Advanced features like HD video recording, transferring files, or apps that use the SD card, it is likely to cause freezing, crashes, slowness, or errors. Using an SD card without the proper speed class may work for basic storage. We may also share this information with third parties for this purpose.SD card memory size and speed ratings vary by OEM. We will use this information to make the website and the advertising displayed on it more relevant to your interests. Targeting/Profiling Cookies: These cookies record your visit to our website and/or your use of the services, the pages you have visited and the links you have followed. Loss of the information in these cookies may make our services less functional, but would not prevent the website from working. This enables us to personalize our content for you, greet you by name and remember your preferences (for example, your choice of language or region). Functionality Cookies: These cookies are used to recognize you when you return to our website. This helps us to improve the way the website works, for example, by ensuring that users are easily finding what they are looking for. Analytics/Performance Cookies: These cookies allow us to carry out web analytics or other forms of audience measuring such as recognizing and counting the number of visitors and seeing how visitors move around our website. They either serve the sole purpose of carrying out network transmissions or are strictly necessary to provide an online service explicitly requested by you. The cookies we use can be categorized as follows: Strictly Necessary Cookies: These are cookies that are required for the operation of or specific functionality offered.