New Delhi, Feb. 15 -- Apple is reportedly preparing to unveil its next generation of flagship smartphones later this year, and while attention has partly centred on the long-rumoured foldable iPhone, fresh leaks suggest the iPhone 18 Pro line could bring a series of notable refinements across design, performance and battery life.

Here is a closer look at what is being tipped for Apple's upcoming premium handsets.

One of the most visible changes may come in the form of new finishes. After shifting from aluminium to titanium in recent Pro models, Apple gained greater flexibility in producing richer and more distinctive colours.

According to a post by a Weibo-based tipster, Apple is considering three additional colourways for the iPhone 1...