The HMX-QF20 supports a better memory card type than most medium sensor size camcorders that have been around for around the same time as it. This video camera supports an SDXC memory card, whereas most video cameras of this type and age support an SDHC memory card. This Samsung video camera 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 medium sensor size camcorders that have been available for more than two years.
Across similar types of video camera the worst supported memory card type is MicroSDXC.
SDHC cards are DS cards with a higher capacity of up to 32GB.