The NEX-VG30 supports a better memory card type than most big sensor size video cameras that have been on the market for a similar time to it. This video camera supports an SDXC memory card, whereas most big sensor size video cameras that are a similar age to it support an SDHC memory card. This Sony video camera also 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).
An SDXC memory card is in fact the best supported memory card type across all big sensor size video cameras that came out more than two years ago.
The worst supported memory card type amongst similar types of camcorder is MS Pro-HG.
SDHC cards are DS cards with a higher capacity of up to 32GB.