The Canon Legria HF R706 supports an SDXC memory card which is better than most small sensor size camcorders that were launched in the last 12 months. Most latest small sensor size camcorders support an SDHC memory card. This Canon camcorder also 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).
An SDXC memory card is in fact the best supported memory card type amongst all latest small sensor size camcorders.
Amongst comparable types of video camera the worst supported memory card type is SD.
SDHC cards are DS cards with a higher capacity of up to 32GB.