Please refer to the following table for the comparison of Murata modules. Note that i.MX6UL EVK doesn’t have PCIe interface. For more detail and documents, please visit Murata’s WiFi/BT landing page here.
https://wireless.murata.com/products/rf-modules-1/wi-fi-bluetooth-for-nxp-i-mx.html#Linux
Also note that, for video streaming applications, you might want to consider more powerful processors, such as i.MX6Q, i.MX8MQ, etc.
