The Sony HDR-CX320 supports a better memory card type than most camcorders that are a similar age to it. This video camera supports an SDXC memory card, whereas most small sensor size camcorders that were released more than two years ago support an SD memory card. This camcorder also support MS PRO Duo and MS Pro-HG Duo and SDHC 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 memory card is actually the best supported memory card type amongst all similar spec video cameras that were launched more than two years ago.
Amongst similar types of video camera the worst supported memory card type is MicroSD (Transflash).
SDHC cards are DS cards with a higher capacity of up to 32GB.