While the iPhone 13 Pro Max shares many of the same design cues as the iPhone 12 Pro Max, Apple did introduce the new green and lighter hues of the Sierra Blue colour ... in 32GB, 128GB or 256 ...
Apple's Pro iPhones with updated cameras, new colors, smaller notches, ProMotion display, 1TB max storage, and faster A15 chip. Launched September 24, 2021.