The HC-V550 supports an SDXC compatible memory cards which is better than most video cameras that have been around for more than two years. Most small total megapixels video cameras that were released more than two years ago support an SD compatible memory cards. This video camera also supports an SDHC compatible memory cards. SDXC cards are SD cards but with a much higher capacity and faster processing speeds. They have a maximum capacity of 2TB (Terabytes).
An SDXC compatible memory cards is actually the best supported memory card type across all small total megapixels video cameras that have been on the market for around the same time as the HC-V550.
A MicroSD (Transflash) compatible memory cards is the worst supported memory card type across comparable types of camcorder.
SDHC cards are DS cards with a higher capacity of up to 32GB.