z6 card slot - Nikon Z6 Mark III winner 888 slot

Nikon Z6 III ; Phương tiện/Khe cắm thẻ nhớ, Slot 1: CFexpress Type B / XQD Slot 2: SD/SDHC/SDXC (UHS-II) ; Video I/O · 1x HDMI (Unspecified Signal) Input ; Audio I/ ...

For the first time on a high-end Nikon Z camera, the Z6 II has dual card slots rather than a single CF Express type slot.

Nikon Z6 and Sony A7 III stand as notable counterparts in the same segment. So, what are the significant differences in features between these two cameras?