That doesn't mean either of the other multipliers are not multipliers though. They are just more topic-focussed instead of generally applicable.
And no, mercurial can't do more than 5% of what git can. That's just a fact. Just like you probably wouldn't waste time explaining a flat earther why the earth is round I won't explain this to you. If you are smart (and I assume so from your comment) you will go out and fact check that by yourself from the assumption that you just might be mistaken and maybe this random dude on the net might've been correct.
Hope I'm right in that assumption. Then you'll have an awesome time of a lot of WOWs ahead of you. Enjoy it.
And if not, there's not much lost. Some humans will fly to Mars even if some others believe the Earth is a disk.