Next Backup Size is larger than actual items being backed up

iCloud Next Backup Size insanely large - Apple Community

iCloud Next Backup Size insanely large - Apple Community

Upgrading to iOS 17? Back Up Your iPhone Before You Do. Here's How - CNET

How to back up your iPhone to iCloud

Back up your folders with OneDrive - Microsoft Support

Back up your folders with OneDrive - Microsoft Support

Answered] Why iCloud Backup too Large on iPhone?

iCloud backup size is smaller than the da… - Apple Community

Explainer: The arithmetic of snapshot size – The Eclectic Light Company

See How to Find and Reduce Your iCloud Backup Size Effectively

Why is my iCloud backup size so large?