The Legria HF R46 supports an SDXC memory card which is better than the SD memory card supported by most video cameras that have been on the market for more than two years. In addition, this camcorder supports an SDHC 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 video camera's memory card type (SDXC) is actually the best supported memory card type amongst all small sensor size camcorders that have been on the market for around the same time as the Legria HF R46.
The worst supported memory card type across comparable types of video camera is MicroSD (Transflash).
SDHC cards are DS cards with a higher capacity of up to 32GB.