Kingston introduced its 64GB Class 10 UHS-I Speed Class 3 (U3) microSD for smartphones and tablets last month. It is not available in India yet, but we manged to get one for review before it launches here. Since it is a UHS-1 U3 (Ultra High-Speed Bus, Speed Class 3) card, it is rated for a minimum 30MB/s read/write speed as recommended by the SD Association, but Kingston promises 90MB/s read and 80MB/s write speed. We reviewed Kingston’s 128GB UHS-1 Class 10 microSD card recently, which offered great speed than we expected, let us find out how the 64GB card performs. Continue reading “Kingston 64GB microSDXC UHS-I U3 memory card Review”