SanDisk’s SIM Card Sized Hard Disk

3 September, 2017 | By Ruchika Sharma
1 microSD

American manufacturer of flash memory, SanDisk Corporation has announced the release of a new extremely high capacity micro SD card. The SD card is being touted as the world's highest capacity microSD card by SanDisk.

The acclaimed storage space on the new microSD card is a jaw dropping 400 (GB) gigabytes. Named the SanDisk Ultra microSDXC UHS-I (industrial nomenclature) is certainly as technologically complex as the name. This card is compatible with all mobile phones offering said technology.

Some Numbers

The SanDisk Ultra microSDXC UHS-I has 400 gigabytes of digital storage space. It has the ability to store up to 40 hours of full HD video.

It can transfer data at speeds of one hundred megabits per second (100 Mbps). To understand and comprehend this better, 100 Mbps of speed guarantees the user a transfer of 1200 pictures of say size 3.5 Mb each in under a minute via the USB 3.0 reading unit.

SanDisk is offering a limited time period 10 years warranty coverage on the UHS-I.

This new version just like it's prior one is touted to come with a whole gamut of safeguards such as waterproof, X ray proof, shock proof, temperature proof as well as magnet proof.


The SanDisk Ultra microSDXC UHS-I will retail in the United States for 249 USD through both the offline as well as online mode. The online mode is via SanDisk's own website

The launch of this new microSD card by SanDisk over shadows it's parent Western Digital’s earlier launched 200GB unit retailing for 300 USD.

SanDisk itself launched a 200GB unit late 2015 retailing for 399 USD in the United States.

Senior Executive Talk

Sven Rathjen Vice President Product Marketing at Western Digital states that as a corporation SanDisk will continue to push the envelope and help transform the way consumers use their mobile devices in the future. They are in line with their motto of helping the consumers keep up with their mobile centric lifestyles.


The SanDisk Ultra Plus microSDXC UHS-I will also be available as 16, 32, 64, 128, 200, and 256GB variants.

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