Q: Do SD cards come in different capacity sizes?A: Yes, like other storage devices SD cards come in varying capacity sizes.SD Cards hold up to 2GBSDHC Cards 4GB to 32GBSDXC Cards 32GB to 2TBSD cards also come in different physical sizes:SDMiniSDMicroSDThe physical size of the card selected will depend upon the requirements of both the device capturing and receiving the information. Often there are conflicts in size, in which case you would use the size required for the device capturing the data (camera, phone, camcorders) and use an SD card reader to transfer that data over to the device receiving the data.