The Samsung HMX-QF30 supports a better memory card type than most camcorders that are a similar age to it. This video camera supports an SDXC memory card, whereas most similar spec camcorders that have been available for around the same time as it support an SDHC memory card. This 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 amongst all video cameras that were released around the same time as the HMX-QF30.
A MicroSDXC memory card is the worst supported memory card type amongst similar types of video camera.
SDHC cards are DS cards with a higher capacity of up to 32GB.