
What are the 4 types of SD cards?
You’ve probably noticed labels like SDSC, SDHC, SDXC, and SDUC thrown around on product listings or device specs. What do these terms mean, and how do they impact your device's performance? From differences in storage capacity and file system compatibility to their intended use cases, each type of SD card has its own strengths and limitations.
This comprehensive guide explores the four main types of SD cards, how they work, how they differ, and—most importantly—how to choose the right one for your needs. Whether you’re upgrading your drone’s memory, capturing 4K video, or just backing up files, understanding SD card technology will help you make smarter buying decisions and avoid costly storage mistakes.