Yes, the Nikon Z6 III is compatible with the Transcend 700S V90 128GB.
Transcend 700S writes at 250 MB/s. Nikon Z6 III SD slot minimum for 4K60 is exactly 250 MB/s. Meets the floor — reliable for 4K60 but no write speed headroom.
“Nikon Z6 III product page: SD card slot requires UHS-II; V90 UHS-II cards at 250 MB/s meet the slot standard and provide sufficient write performance for 4K video recording.”
Last verified:
Confidence: inferred