CLASS 10
All of the SD card comes with class ratings. Class rating is actually a speed difference and represents the minumum or maximimum amount of MB/s of data transferred per second. A class 10 SD card ensures a minumum write speed of 10MB/s upto 30MB/s of write speed. Generally, if you want to shoot HD video or take a lot of high-resolution photos in quick succession and if you use a digital SLR\'s RAW image file format then choosing class 10 is well suitable for you.
Class UHS-I
UHS-I stands for Ultra High Speed and is specially designed for SDHC and SDXC SD cards. UHS class is not compatible with non-UHS devices. Class UHS-I has a minimun write speed of 10MB/s and maximum write speed of 320MB/s. UHS memory cards capture large size of HD videos.
SDXC
SDXC stands for Secure Digital eXtended Capacity. These cards have storage capacity between 64GB upto 2TB. There is no difference in the speed of SD cards. However the transfer speed depends upon the class.
A1
App Performance Class (1) has minimum random speed of 1500 IOPS (input/output operations per second), minimum random write speed of 500 IOPS and minimum sustained sequential write speed of atleast 10MB/s (Sustained sequential write speed is the average Sequential write speed over a 60 second period)
Features
Specifications
Kit Content
Package Information
For more information about, SanDisk 128GB Ultra A1 MicroSD Card with Adapter website.
Back to top
