We’ve already tested SanDisk’s Express card and the Lexar Play Pro for our broader guide to the best microSD cards.Between the two, SanDisk’s card has much faster sequential read speeds ...

MicroSD cards are primarily judged on their read and write speeds, which are usually measured in megabytes per second (MB/s). Generally, most microSD cards have faster read speeds than write speeds.

We went hands-on with the best microSD cards from SanDisk, Lexar, ProGrade, and more to help you pick the right storage option based on your recording needs.