The Legria HF R78 supports a better memory card type than most latest comparable spec camcorders. This video camera supports an SDXC memory card, whereas most comparable spec camcorders that have been around for around the same time as it 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).
This video camera's memory card type (SDXC) is actually the best supported memory card type across all similar spec video cameras that were launched around the same time as the Legria HF R78.
An SD memory card is the worst supported memory card type amongst comparable types of video camera.
SDHC cards are DS cards with a higher capacity of up to 32GB.