India, June 19 -- This September, iPhone users will face a simple question: is the iPhone 18 Pro Max worth upgrading to? It's almost the same design. The selling price is likely to remain unchanged. However, there are four iPhone 18 Pro Max hardware upgrades that the iPhone 17 Pro Max simply cannot get through a software update- and that's more important than the spec sheet would indicate.

One of the biggest changes to the iPhone 18 Pro Max is the first of its kind to ever be seen on an iPhone. The iPhone 17 Pro Max uses a fixed f/1.78 aperture for every shot, regardless of lighting conditions. The iPhone 18 Pro Max camera introduces a variable aperture system, a first for any iPhone, and the makers of the aperture mechanisms are already...