Reduce by about 35%: Apple iPhone 18 Pro/Max rumored to have a thickness of 13.49mm at Lingdongdao.

News source yeux1122 posted a blog stating that Apple is accelerating towards "full screen". The width of the dynamic island area on the iPhone 18 Pro and iPhone 18 Pro Max has been reduced from 20.76mm to 13.49mm, a reduction of approximately 35%.