Apple has just announced the new flagship iPhone lineup, featuring iPhone 18 Pro and iPhone Duo. One of the biggest improvements is battery life.

In fact, Apple says this generation represents the biggest jump in battery life iPhone history ever. So let’s break down what’s changed …

Apple says the boosts to battery life on the new iPhones is achieved through a combination of new physical internal battery designs, improved efficiency due to the new A20 Pro chip, and system software optimizations.

Obviously, real-world battery life will be put to the test when reviewers get their hands on the new iPhones. For now, we can go off the spec sheets which we can demonstrate the relative increases.

Apple provides battery life stats in terms of hours of streaming video playback to compare with earlier models.