SD card stands for Secure Digital Card which is a type of flash memory card. Every mobile manufacturer provides limited internal storage. This is added by expansion capability up to higher external storage with the help of microSD card. Here The Gadget Bytes (TGB) team will help you to pick the best micro SD card for your Android device.
Make sure your device supports micro SD cards
You need to check from the manual of specifications whether your android phone supports micro SD card slot. Many mobiles do not have extra slots for micro SD cards. So these devices cannot use micro SD cards. You can learn how to open the back of the phone or find other way to find how to access micro SD slot to insert the best micro SD card for your phone.
The difference between SDHC and micro SDXC
SDHC (Secure Digital High Capacity) can store up to 32 GB of data, while SDXC (Secure Digital Extended Capacity) can handle 64 GB of data and above. The difference lies in the data storage SDHC and micro SDXC can handle.
Many mobiles don’t support SDXC micro SD cards. Therefore it is essential to check the phone’s compatibility before buying the new one. Most SDXC cards go up to 128 GB, but Sandisk launched the world’s first 200 GB microSD SDXC card in March 2015.
What is SD Class Rating?
Micro SD cards come in several classes – Class 0, 2, 4, 6 and 10. The below details the minimum data speed rates. So Class 2 card reads and writes data at 2 MB/s, while a Class 10 card does so at 10 MB/s.
Speed Class Rating:
Class 0 – NO speed rating
Class 4 – 4MB/s
Class 6 – 6MB/s
Class 8 – 8MB/s
Class 10 – 10MB/s
What is SD UHS Rating?
UHS cards ( whether U1 or U3) can transfer data at speeds of up to 312 MB/s, you are in reality achieve the speeds listed below. This is because no smartphone currently supports the UHS standard. Therefore UHS will make hardly any difference to your microSD card speed.
Speed UHS Rating:
U1 – 10MB/s
U3 – 30MB/s
What is SD Video Speed Class?
SD card has five classes for Video speed transfer rates which are listed below.
Video Speed Class
V6 – 6 MB/s
V10 – 10MB/s
V30 – 30MB/s
V60 – 60MB/s
V90 – 90MB/s
A better micro SD card increases Android mobile speed?
The answer is YES. This is because higher speed micro SD card will save photos faster, improve data transfer speeds when sending or receiving any files between other devices, and open apps stored on micro SD card more fastly.