As the highly anticipated release of the iPhone 17 series draws near, the internet has buzzed with continuous leaks and rumors surrounding the new devices. One particular change that has garnered significant attention is the redesign of the battery in the iPhone 17 Pro, which notably shifts away from the traditional L-shaped structure to embrace a fresh new form. Intriguingly, it has come to light that there exists a notable difference in battery sizes between the American and Chinese versions of the phone. This revelation has ignited widespread speculation and discussions, prompting many to ponder over Apple's design rationale behind such a distinction.