Its not different at all. What, the Enterprise couldn't have another refit between the cage and Disco? Or Disco and TOS? The tech was old at both points and Connie's are modular, designed to be refit easily.
You don't like it because it's different than you're used to. You can say that. ItsYIts a valiedvalid opinion. You don't have to keep trying to come up with "objective" reasons it's a "bad" design.
Where did I say it was a bad design? I said that the ship is flatter than I would like and I find no reason for the gap in the pylons. You’re the one erroneously translating that into “I hate the ship.” So stop putting words in my mouth and stop trying to think for me.