The Vixia HF R600 supports a better memory card type than most camcorders of this spec and age. This Canon video camera supports an SDXC compatible memory cards, whereas most video cameras of a comparable type and age to it support an SD compatible memory cards. This video camera also supports an SDHC compatible 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 compatible memory cards is actually the best supported memory card type amongst all comparable spec camcorders that were released around the same time as the Vixia HF R600.
The worst supported memory card type across comparable types of video camera is SD.
SDHC cards are DS cards with a higher capacity of up to 32GB.