If you don’t have time to mess around with downloading data from multiple cards, then I have the mother of all card readers for you. The Lexar Professional Workflow HR1 Hub (mouth full!) is a 4 bay USB 3.0 card reader. It can Optional CF, SDHC/SDXC and XQD card formats on Macs and Windows machines. This is going to be a fantastic tool for anyone dealing with tons of card data like you doc/wedding filmmakers out there.
More About the HR1
Transfer images from up to four memory cards at once with the Lexar Professional Workflow Reader Solution. Whether four of the same format or four completely different card types, this solution lets you offload your work, faster. Modular in design, the Professional Workflow lineup includes a four-bay reader hub and your choice of readers, supporting SDHC/SDXC, UHS-I, UDMA 7, CompactFlash, and XQD formats. Pick and choose the right reader combination for your needs, use the hub system with PC or Mac, and take control of your workflow. Two-year warranty on hub and readers. Each sold separately.