Yes, the Angelbird AV PRO SD V90 128GB is compatible with the Fujifilm X100VI.
Fujifilm X100VI uses UHS-I slot. Angelbird V90 UHS-II in UHS-I mode exceeds V30 minimum for 4K30 recording. Angelbird rates this card at 280 MB/s write (V90) -- the Video Speed Class guarantee holds even running in the X100VI's UHS-I slot, well above the camera's 30 MB/s 4K30 floor.
“SD Card (-2GB) SDHC Card (-32GB) SDXC Card (-2TB) UHS-I”
Last verified:
Confidence: inferred