Display panel and manufacturing method thereof and display apparatus

A display panel, comprising:

• a first display area;
• a second display area adj acent to the first display area;
• a first sub-pixel disposed in the first display area and comprising a first electrode, a first light-emitting structure disposed on the first electrode, and a second electrode disposed on the first light-emitting structure, the first light-emitting structure comprising 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 comprising a third electrode, a second light-emitting structure disposed on the third electrode, and a fourth electrode disposed on the second light-emitting structure, the second light-emitting structure comprising at least one second common layer disposed between the third electrode and the fourth electrode,
• wherein 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.