The Legria HF R46 supports an SDXC memory card which is better than most small sensor size camcorders that are a comparable age to it. Most camcorders of this spec and age support an SD memory card. In addition, this 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).
An SDXC memory card is actually the best supported memory card type across all video cameras of this age and spec.
Across comparable types of video camera the worst supported memory card type is MicroSD (Transflash).
SDHC cards are DS cards with a higher capacity of up to 32GB.