Compatibility and Capacity
SD Card has backward compatibility between card and host devices.
UHS Bus Interface for Large Size Data Transfer
-
UHS-I
-
UHS-II
-
UHS-III
Good for burst shooting in large size photo, faster data transfer in combination with UHS host devices.
SD Express, Revolutionary Innovation for SD Memory Cards
-
Long Version
-
Short Version
SD Express and microSD Express, adding the popular PCI Express® and NVMe™ interfaces to the legacy SD interface.
Speed Class Standards for Video Recording
-
SD Express Speed Class
-
-
Video Speed Class
-
-
UHS Speed Class
-
-
Speed Class
-
All speed class types assures minimum sequential card access performance under a given conditions. Mainly applicable for video recording but not only.
App Performance Class for Running Smartphone Apps
-
Application Performance Class A1
-
-
Application Performance Class A2
-
The App Performance Classes assure minimum random and sequential performance speeds to meet both run and store execution time requirements under given conditions.