How the iPhone has changed in the last five years - Engadget
… On the Pro side, the iPhone 17 Pro supports optical zoom at 0.5x, 1x, 2x, 4x, and 8x. In contrast, the iPhone 13 Pro was limited to 0.5x, 1x, and 3x. On an iPhone 17 Pro, you can also record 4K video in Dolby Vision up to 120FPS, while the older device was limited to 60FPS in this regard. …