Xiaomi is set to enlarge the rear‑display gimmick it introduced on the 17 Pro line. A Weibo leaker claims the upcoming 18 Pro will sport a 4‑inch secondary screen, nearly double the 2.7‑inch panel that debuted a year ago. The extra real estate should make notifications, shortcuts and camera controls more usable on the flip side of the phone.

Beyond size, the new panel promises higher brightness and resolution, pushing pixel density beyond the 17 Pro’s figures. Rounded corners will give it a smoother look, while rumors hint at a privacy‑shield feature similar to Samsung’s on‑display tech, though that may debut on the main display rather than the rear one. This upgrade could also improve outdoor readability, a frequent complaint with smaller rear panels.

The 18 Pro family, including standard and Max variants, is slated for a September launch. Flagship models will likely run the Snapdragon 8 Elite Gen 6 Pro SoC, while the base 18 may use the non‑Pro version of the same chipset. If the larger rear screen delivers the promised clarity, Xiaomi could cement the dual‑display concept as a mainstream differentiator.