The first Snapdragon 865 phone has been announced. But it's not a Samsung.

Samsung will announce its Galaxy S20 on February 11, and that phone will almost surely have Qualcomm's new, Snapdragon 865 chip on board. 
But China's ZTE has stolen a tiny bit of Samsung's thunder by announcing a smartphone with a Snapdragon 865 a few days earlier (via Android Authority). 
The phone is called the ZTE Axon 10s Pro, and it's solid but not stellar in terms of other specs; in fact it's quite reminiscent of last year's Axon 10 Pro. It has a curvy, 6.47-inch AMOLED display