SanDisk Micro SD Express, 128GB micro SD card, Read speeds up to 880 MB/s, Write Speeds up to 480MB/s, Sustained Write 100MB/s, Up to 4.4 times faster read speeds than our fastest microSD Class 10, U3

The SanDisk Micro SD Express 128GB microSD card delivers ultra-fast performance with read speeds up to 880MB/s and write speeds up to 480MB/s, including sustained write speeds of 100MB/s. Offering up to 4.4 times faster read speeds than SanDisk’s fastest Class 10 U3 cards, it enables rapid data transfer, smooth 4K video capture, and efficient app performance. Built on the next-generation SD Express interface, it combines high capacity with exceptional speed, making it ideal for content creators, mobile professionals, and tech enthusiasts seeking top-tier performance in a compact form factor.