View Which Is Better Sdhc Or Sdxc Pics. Sd, sdhc and sdxc are all variants of the sd (secure digital) format, that have been released in that order by the sd association. This really depends on what your needs are.
Sdxc stands for secure digital extented capacity and has the largest capacity of the 3 subtypes.
Which of these is the better buy? Sdhc cards offers between 4gb to 32gb and sdxc offers more than 32gb. Well the xc stands for extended capacity, so the sdxc cards have storage above 32gb, which is the upper limit for sdhc. So to summarize, micro sdxc has a higher storage capacity than a micro sdhc and a micro sd card.