After the most popular Mi 3 smartphone, the Xiaomi Mi 4 is the company’s latest flagship smartphone that was unveiled in China last month. Even though the Mi 4 has the same 5-inch 1080p display, similar to the Mi 3 with Corning Gorilla glass protection, the design and the internals have been upgraded. We managed to one from China. Check out the hardware walkthrough and the photo gallery of the smartphone.