The Samsung device is packed by 1GHz dual-core processor with 512MB RAM for good performance. It has 4GB of inbuilt storage. The Gear 2 is loaded with many fitness apps like pedometer, heart rate sensors, exercise modes ( standalone and companion modes) for running, walking, cycling and hiking, sleep & stress. The smartwatch is fuelled by a 300mAh li-ion battery for 2 to 3 days of typical usage or 6 days on low usage