Samsung Gear S2 is the smartest watch ever. its more than a smart phone. its from Samsung so reliability ans durability of the product is very good. Talking about range of features there is a lot of features in this watch. It has HEART RATE sensor, HIGH resolution resolution screen that also perform good in sunlight. A camera is also available in this watch, you can click good picture with it. This watch is very easy to use but not valuable for money, price is so high almost 24000 rupees. Style and design of the watch is fabulous, easy to wear and very comfortable. Battery life is also very very good, it stands for long time after a sort time of charging. you can buy this watch if you have no worry about price.