Samsung Samsung's Galaxy S10 lineup is expected to be composed of three models when it launches next year, according to a well-known research analyst. One model of the upcoming Galaxy S10 will have a 5.8-inch screen, another a 6.1-inch screen, and the largest version will feature a 6.4-inch screen. The two larger phones will be equipped with an ultrasonic fingerprint scanner built into the display, according to the research note.