The HMX-QF20 supports an SDXC memory card which is better than the SD memory card supported by most camcorders of a similar spec and age to it. This Samsung camcorder also 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).
This video camera's memory card type (SDXC) is actually the best supported memory card type amongst all comparable spec camcorders that have been on the market for more than two years.
Amongst 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.