The wait is finally over for iPhone lovers! Apple unveiled its newest cell phone lineup, the iPhone 13 series, on September 14, 2021. As expected, it comprises four models — the iPhone 13 mini, iPhone 13, iPhone 13 Pro, and iPhone 13 Pro Max. Though the new phones don’t look unique at first, Apple has made a couple of significant improvements. If you are planning to buy or upgrade to any one of the all new iPhones 13 models, here are a few things you must know. Top latest features Perhaps the biggest upgrade in the iPhone 13 lineup is the chipset. All four models are powered by Apple’s latest and fastest, the A15 Bionic chip. Also, the components are now 20% smaller than its predecessor, and the battery has a comparatively larger capacity. Plus, Apple has finally bumped up the base storage options from 64GB to 128GB on all iPhone 2021 models. What’s more, the all-new, high-end iPhone 13 Pro Max and even iPhone 13 Pro boasts a Super Retina XDR display with ProMotion, with an adaptive refresh rate up to 120Hz. Even the camera department of all iPhone 13 models, particularly the Pro and Pro Max, has seen some of the finest improvements.