SanDisk Extreme 256GB microSD card with A1 specification, up to 100MBps transfer speed announced


At the CES 2017 back in January Western Digital introduced 256GB SanDisk Ultra microSDXC UHS-I card as the world’s first microSD card that meets the Application Performance Class 1 (A1) requirements from the latest SD Association’s SD 5.1 specifications. At the MWC 2017 this week it introduced even faster SanDisk Extreme 256GB microSD card with A1 specifications offering up to 100MB/s read speed and up to 90MB/s write speed.

Western Digital said that it is working closely with leading mobile technology industry leaders to deliver an even better consumer app experience with the A1 standard. It also said that  theA1 standard is also supported by top players such as HTC, Huawei, Lava, Lenovo, MediaTek, Meizu, Micromax, Oppo, Vivo and ZTE.

Highlights of SanDisk Extreme 256GB microSDXC UHS-I card

  • Read Speed: up to 100 MB/s (256GB); up to 90MB/s (128GB, 64GB and 32GB)
  • Write Speed:  up to 90MB/s (256GB); up to 60MB/s (128GB); up to 40MB/s (64GB and 32GB)
  • A1 spec allows the new card to manage random read input-output access per second (IOPS) of 1,500 and write IOPS of 500
  • 256GB microSDXC card lets you store up to 24 hours of Full HD video
  • SanDisk Memory Zone app lets you view, access, and back up your phone’s files in one location. It can also automatically move files from your device to your memory card to free up space.
  • Waterproof, temperature-proof, shockproof, and X-ray proof

The  256GB SanDisk Extreme microSD card is priced at an MSRP of $199.99 (Rs. 13,355 approx.) and will begin rolling out worldwide in late March 2017.


Author: Srivatsan Sridhar

Srivatsan Sridhar is a Mobile Technology Enthusiast who is passionate about Mobile phones and Mobile apps. He uses the phones he reviews as his main phone. You can follow him on Twitter and Instagram