The present application discloses a display panel and manufacturing method thereof and a display apparatus. The display panel includes: a first sub-pixel disposed in the first display area and including a first light-emitting structure, and the first light-emitting structure including at least one first common layer disposed between the first electrode and the second electrode; and a second sub-pixel disposed in the second display area and including a second light-emitting structure, and the second light-emitting structure including at least one second common layer disposed between the third electrode and the fourth electrode, in which a thickness of the fourth electrode is smaller than a thickness of the second electrode, and a total thickness of the at least one second common layer is greater than a total thickness of the at least one first common layer.