The HDR-CX190EB supports a better memory card type than most medium total megapixels camcorders that have been available for more than two years. This Sony video camera supports an SDXC compatible memory cards, whereas most medium total megapixels camcorders that were released more than two years ago support an SDHC compatible memory cards. In addition, this video camera support MS PRO Duo Mark 2 and MS Pro-HG Duo and SD compatible memory cardss. 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 compatible memory cards is actually the best supported memory card type across all camcorders of a similar age and spec to the HDR-CX190EB.
Across comparable types of video camera the worst supported memory card type is MicroSD (Transflash).
SDHC cards are DS cards with a higher capacity of up to 32GB.