The HDR-XR260V supports a better memory card type than most camcorders of this age and spec. This video camera supports an SDXC memory card, whereas most video cameras of this age and type support 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 in fact the best supported memory card type across all camcorders of this age and spec.
Across similar types of camcorder the worst supported memory card type is MicroSD (Transflash).
SDHC cards are DS cards with a higher capacity of up to 32GB.