iCloud backups

What can the iCloud backups be compared with today in terms of forensic phone extraction techniques?

Is a full iCloud backup like:-

A) Full File System Extraction?

Or

B) iTunes Advanced Logical?

In terms of content that gets uploaded and pulled back down in the event of a restore or new device setup?

Edit:

Also does anyone think we’ll ever see iOS emulators in Xcode (or an alternative) being used to mimic an iOS device from a full iCloud backup? …

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