Samsung Galaxy S9+
Starting Price: $839.99
Display: 6.2 inches; Super AMOLED; 2,960 x 1,440 pixels
Features: The larger companion to the S9, Samsung's Galaxy S9+ shares many of the key features of the smaller model -- such as stereo speakers and Intelligent Scan authentication. The device stands apart with a pair of 12-megapixel rear cameras, which also offer dual aperture and the other new camera features of the S9 camera system. The S9+ also has more RAM, at 6 GB versus 4 GB on the S9, along with the same ability to expand storage to up to 464 GB.