Apple's iPhone 18 Pro adds variable camera aperture and a more powerful chip

There's also a new thermal management system, reducing overheating. https://arstechnica.com/gadgets/2026/09/apples-iphone-18-pro-adds-variable-camera-aperture-and-a-more-powerful-chip/?utm_brand=arstechnica&utm_social-type=owned&utm_source=mastodon&utm_medium=social