Compared to the Zenmuse X7, what major upgrades does the image sensor of Zenmuse X9-8K Air have?

The Zenmuse X9-8K has numerous upgrades compared to the Zenmuse X7.

The Zenmuse X9-8K Air is equipped with a full-frame image sensor that can record video at up to 8K RAW. It supports 14+ stops of dynamic range and dual native ISO to retain more details, meeting the needs of a wide variety of cinematography scenarios.