I don't like writing articles like this since people should be able to buy whatever they want, but there is good reason to stop buying XQD memory cards and it has to do with future compatibility with CFexpress devices and it's already starting to happen with CFexpress readers.
Each memory card was tested in the Sony A9II to see which had the best performance. Turns out, there are only four you should buy. I've also included a record length chart so you can see how much 4k video you can get on each card size to help you determine if you need massive cards or not. Use this guide to find the best memory cards for your Sony A9II.
A detailed comparison between XQD memory card performance. Each card has been tested in each camera to find the fastest XQD memory card for the Nikon Z6 and Z7. Use this guide to find the best XQD memory cards for your Nikon Z6 / Z7.
We tested 39 SD memory cards in the Sony A6100 to find the best and fastest cards. Here are the top cards we recommend for the Sony A6100 as well as a benchmark chart and some cool specs that you won't find anywhere else.