The good news is that Samsung has addressed some of the major issues that plagued the original Galaxy Gear -- namely, the short battery life. But, the company also deserves credit for squeezing more hardware into a smaller space, and generally polishing the design. The Gear 2 looks better and performs better than the original in every possible way. But here's the rub: Of all the things it does, it doesn't do any of them well enough to justify the price. It still feels like something of an executive toy.
read full review at Engadget
As easy to get on with as a Pebble, as stylish as an Apple Watch and with that tactile, rotating bezel as its secret weapon, the Gear S2 is the kind of smartwatch you’d kick yourself for leaving at home. It’s not perfect – this isn’t that dream hybrid of fitness tracker and all-round wrist computer, and we really need to see more apps for Tizen – but by giving us decent battery life without sacrificing features it feels like a leap forward. The 3G and GPS model has the chance to change what an everyday smartwatch is capable of, but the regular S2 and the Classic should be on every Android owner’s smartwatch shortlist.
read full review at Wareable
With the Gear S2, Samsung has produced a really compelling alternative to the current crop of Android Wear smartwatches. In many ways the Gear S2 is the most appealing smartwatch we've yet seen but it has a few major issues.
read full review at AndroidPIT
Samsung has made strides with the Gear 2, but this smartwatch is on its own island with few apps and Samsung-only device compatibility. At this point, you're better off waiting for Android Wear.
read full review at CNET