The iPhone Duo may look flipping cool — but to get two screens and a hinge into a pocketable iPhone, Apple had to make some trade-offs.

Apple’s first-ever foldable smartphone, which ranges between $1,999 and $3,199, gets a 7.6-inch inner display when unfolded, which Apple calls the “largest iPhone display ever.” That’s 50% larger than the screen on the next-gen iPhone 18 Pro.

But even at $700 more than the iPhone 18 Pro Max, the Duo had to put some hardware and capabilities on the cutting-room floor to make room inside the device for new mechanical components.

Sure, early adopters get immediate bragging rights and some cool features that are…