The Sony HDR-PJ580 supports a better memory card type than most big sensor size video cameras that came out more than two years ago. This video camera supports an SDXC memory card, whereas most big sensor size video cameras that were released more than two years ago support an SDHC memory card. In addition, this Sony video camera support MS PRO Duo Mark 2 and MS Pro-HG Duo and SD 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).
This video camera's memory card type (SDXC) is in fact the best supported memory card type across all camcorders of a comparable age and type to the HDR-PJ580.
Across similar types of video camera the worst supported memory card type is MS Pro-HG.
SDHC cards are DS cards with a higher capacity of up to 32GB.