This is easier than having to physically pull out a CompactFlash card or remember to use an eject button if available. The XQD card is designed to be inserted and removed like a lot of SD card readers and cameras, where you simply push it in until it clicks, then push it in again and it will spring out. XQD High Speed Driver needed from /memorycard.USB2.0 upto 43MB/s read / write speed lower.USB3.0 up to 125MB/s read / write speed lower.Durability for use in extreme environment.Sony's intelligent controller: wear leveling, error correction code, data refresh functions to realise stable data reading / recording.XQD Card Size Comparison CompactFlash, XQD, SDHC, Sony Memory Stick Pro-HG Duo It's also being bundled with a reader, with the only camera that currently uses it, the Nikon D4, which is a good thing as the card costs £128 for the 16GB or £208 for the 32GB version with a USB card reader available for £28.

XQD is designed to support extremely high speeds and sizes, but in the meantime the first products from Sony are available as 16 and 32GB cards with 125MB/s read/write speeds. The Sony XQD is a new memory card format designed by the same people who invented CompactFlash - the idea is that it is smaller than compact flash, but also designed to be tougher than SD cards.

Sony xqd card reader spec