SanDisk Ultra Alexa Enabled MicroSDXC, 400 GB
Last updated: August 31, 2022
This microSD card boasts a huge amount of storage for such a compact form-factor. The read and write speeds are rated as "Class 10" which means you'll not be waiting long to save or load content with this card.
We looked at the top MicroSD Cards and dug through the reviews from some of the most popular review sites. Through this analysis, we've determined the best MicroSD Card you should buy.
Product Details
Key Takeaway: This microSD card will hold a serious amount of data and it works at fast speeds.
In our analysis of 31 expert reviews, the SanDisk Ultra Alexa Enabled MicroSDXC, 400 GB placed 3rd when we looked at the top 9 products in the category. For the full ranking, see below.From The Manufacturer
The SanDisk Ultra microSD UHS-I card gives you the freedom to shoot, save and share more than ever before. It is perfect for recording and watching Full HD video,(2) with room for even more hours of video. Transfer speeds of up to 100MB/s** help you move all your content blazingly fast—up to 1000 photos in just one minute.(6) Ideal for Android-based smartphones and tablets, this card’s A1 rating means that you can load apps faster too.(1) And, with capacities up to 512GB* capacity, this card lets you capture and store more than ever before. | * 1GB=1,000,000,000 bytes. Actual user storage less. | ** [for 64GB-512GB] Up to 100MB/s read speed; write speed lower. Based on internal testing; performance may be lower depending on host device, interface, usage conditions and other factors. 1MB=1,000,000 bytes. [for 16GB-32GB] Up to 98MB/s read speed; write speed lower. Based on internal testing; performance may be lower depending on host device, interface, usage conditions and other factors. 1MB=1,000,000 bytes. | (1) A1 performance is 1500 read IOPS, 500 write IOPS. Based on internal testing. Results may vary based on host device, app type and other factors. | (2) Full HD (1920×1080) video support may vary based upon host device, file attributes, and other factors. See official SanDisk website. | (3) Card only. See official SanDisk website. | (5) Download and installation required. See official SanDisk website. | (6) Based on 4.1GB transfer of photos (avg. file 3.5MB) with USB 3.0 reader. Results may vary based on host device, file attributes and other factors.
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Technology and parenting blogger
Molly Thornberg is a professional writer, creative and mom to four kids, living her best life outside of Dallas, Texas. With a love for all things tech, she is passionate about helping parents raise kids in the digital age. She writes about technology, parenting and humor on her blog Digital Mom Blog.