As per the images, we can see the Mi Mix 2S is being compared with Mi Mix 3 which is no longer have a selfie camera on the bottom bezels which the predecessor had which confirms that it would feature pop-up cameras. The new images of the alleged Mi Mix 3 were leaked through the latest MIUI 10 OS in China.
From the leaked images, on the left, we can find dedicated AI button similar to Samsung Bixby. The Mi Mix 3 will look similar to earlier Mi Mix devices with thinner bezels. Sadly, Xiaomi has taken down the image which was present on MIUI 10 China Beta ROM. As per rumors, the new Xiaomi Mi Mix 3 selfie pop-up camera will also include selfie flash for a better picture during low light.
Xiaomi is using Samsung COF tech to reduce the space taken by sensors. It will also help to reduce the screen size by 3mm. It will also come with in-display fingerprint tech.