Sandisk launches 400GB Extreme UHS-I MicroSD XC card with improved speed

Sandisk Extreme UHS-I

Samsung recently announced the Galaxy S9 and Galaxy S9+ series at the ongoing MWC 2018. The main attraction of the Galaxy S9+ series is its ability to extend the storage up to 400GB. In this context, Sandisk has announced the launch of 400GB Extreme UHS-I MicroSD XC card coupled with A2 specifications. The main purpose of the memory card is to enhance the speed when used with high-end smartphones such as Galaxy S9 and Galaxy SS9+ devices.

The newly launched Sandisk 400GB Extreme UHS-I microSD XC card will be capable of delivering transfer speed up to a 160MB/s, which is 50% faster when compared with the first generation SanDisk Extreme UHS-1 microSDXC cards. The highlight of the card is that it is integrated with A2 technology to optimize the performance of the apps.

Commenting on the development, Jim Welsh, who works as the senior vice president with Western Digital disclosed that consumers expect an enhanced mobile experience with 3D NAND technology. The company is pushing the boundaries of innovation to enable them not only to create but also to enjoy maximum rich content on their smartphones.

Welsh added that the new SanDisk microSD card is a testimony of the company to deliver advanced solutions to enable data to rule the world. The company is gearing up to infuse the same technology to boost the ultimate performance of SD cards.

According to Sandisk, the massive read and write speed is essential to record videos at 8K resolution. Moreover, it will be suitable if you record super-slow-motion videos where the read and write performance is critical for enterprise customers.

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Anand Narayanaswamy is the editor-in-chief of Netans. He was recognized as a Microsoft Most Valuable Professional (MVP) for 9 years (2002 to 2011) and again as a Microsoft MVP in Surface under Windows and Devices in January 2024. He worked as a Chief Technical Editor with ASPAlliance and was part of ASPInsider program. Anand has published several articles and reviews related to various software and hardware products for various software and technology related websites. He is also active on social media and also participates as an Influencer for various brands. Anand can be reached at