This update to Samsung's flagship curved-screen phone has a larger battery, memory card slot, upgraded 12-megapixel camera, always-on display, and curved-edge glass on the front and back.

is placed on the back of the Galaxy S7 Edge, and a 5-megapixel snapper can be found up front. Android 6.0 Marshmallow comes pre-installed here, with Samsung's TouchWIz UI installed on top of ...