No, the Lexar Professional CFexpress Type A Gold 256GB is not compatible with the Nikon Z8.
Nikon Z8 Slot 1 accepts only CFexpress Type B and XQD cards. Lexar Professional CFexpress Type A Gold is a Type A card — physically incompatible with the Z8's Type B/XQD slot.
What works instead
See all compatible memory card for the Lexar Professional CFexpress Type A Gold 256GB →“The camera is equipped with two memory card slots:”
Last verified:
Confidence: inferred