This is not currently in our plan to allow our users to compare two environments.
We might do it in the future, possibly starting with permission as it seems like it would be the most useful part on security level.
An error occurred while saving the commentBob Marioni commented
A someone who is working on a 11,700 site migration. This would make my job so much easier. Many of our sites haven't been touched in years and when we explore them the modified dates change and that become useless to us. A comparison report would be the best thing you can do right now.