The Canon Vixia HF G20 supports a better memory card type than most video cameras of a comparable spec and age to it. This camcorder supports an SDXC memory card, whereas most small sensor size camcorders that were launched around the same time as it support an SD memory card. In addition, this Canon video camera 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 camcorder'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 more than two years.
The worst supported memory card type amongst comparable types of camcorder is MicroSD (Transflash).
SDHC cards are DS cards with a higher capacity of up to 32GB.