Actually, he managed to surprise in the literal sense, because in the images we see a camera like that of S11. Both models will receive a camera with a rectangular protrusion.
What else is known?
The younger version of the smartphone will receive a flat case with a screen of either 6.1 or 6.2 inches. The premium version will have a 6.5 or 6.7 inch display, respectively. The photo shows that the Pro version will receive curved edges of the case. Scanners is located under the screens.
Judging by the words of the executive editor of the brand, the model should not wait until March 2020. In any case, this rule applies to the premium version. Recall that these models are likely to be deprived of support for Google services.