17/08/2026
The camera rumour that would actually change how you shoot, not just what you shoot with
Most iPhone camera upgrades are incremental — a few more megapixels here, slightly better low-light processing there. This year's rumoured change is a bit different: a variable aperture on the main camera of the iPhone 18 Pro models, which would be a genuine first for the iPhone line.
Right now, an iPhone's aperture is fixed. The lens lets in a set amount of light no matter what you're shooting, and all the adjustment happens digitally afterwards. A variable aperture would let the lens itself physically open and close, giving actual control over depth of field — the difference between a background that's gently blurred and one that's sharply in focus, decided at the point of shooting rather than faked afterwards in software.
It's the kind of feature that's been standard on proper cameras for decades and has never quite made it into a phone this convincingly. Whether it makes a meaningful difference given how small a phone's image sensor is compared to a real camera lens is still an open question — some of the earliest analysis suggests the benefit might be more subtle than the marketing will make it sound.
Still, it's one of the more genuinely interesting hardware ideas in this year's rumour mill, rather than another spec bump. If it lands as described, expect a lot of comparison photos doing the rounds trying to prove whether it's a real difference or a placebo one.