iPhone Duo Compromises: Everything You Have to Give Up

Apple's $1,999 iPhone Duo asks buyers to pay more for a folding screen while accepting almost 40 compromises compared with the iPhone 18 Pro and ‌iPhone 18 Pro‌ Max, spanning camera capabilities, everyday usability, and ownership costs.
At equivalent storage capacities, the ‌iPhone Duo‌ costs $800 more than the ‌iPhone 18 Pro‌ and $700 more than the Pro Max. Its main attraction is a radically different design: a 5.4-inch outer display opens into a 7.6-inch inner dis