The HDR-PJ230/B supports an SDXC compatible memory cards which is better than most small total megapixels video cameras that have been around for a comparable time to it. Most video cameras that were released around the same time as it support an SD compatible memory cards. In addition, this Sony video camera support an MS PRO Duo and 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 in fact the best supported memory card type across all small total megapixels video cameras that have been on the market for a similar time to the HDR-PJ230/B.
Across 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.