The GZ-VX815 supports an SDXC memory card which is better than the SDHC memory card supported by most big sensor size video cameras that have been around for more than two years. In addition, this video camera supports an SD memory card. SDXC cards are SD cards but with a much higher capacity and faster processing speeds. They have a maximum capacity of 2TB (Terabytes).
This camcorder's memory card type (SDXC) is actually the best supported memory card type across all camcorders that have been around for around the same time as the GZ-VX815.
Across comparable types of camcorder the worst supported memory card type is MicroSD (Transflash).
SDHC cards are DS cards with a higher capacity of up to 32GB.