The HDR-PJ420 supports a better memory card type than most similar spec video cameras that have been on the market for around the same time as it. This Sony video camera supports an SDXC compatible memory cards, whereas most video cameras that were launched around the same time as it support an SD compatible memory cards. In addition, this video camera support MS PRO, MS PRO Duo and MS Pro-HG Duo and SDHC compatible memory cardss. 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 that have been available for more than two years.
The worst supported memory card type amongst similar types of video camera is Not supported.
SDHC cards are DS cards with a higher capacity of up to 32GB.