Earlier, Qualcomm's own Snapdragon chip 400 is widely used in models of Android Wear smartwatch.
However, Snapdragon Wear 2100 claimed 25 percent more power efficient than the Snapdragon 400. Physical size is also 30 percent smaller.
Wear Snapdragon 2100 includes Bluetooth connectivity, Wi-Fi. NFC, GPS, and support the Quick Charge 2.0 technology. There are other variants of this chip is also equipped cellular connection to 4G LTE, in addition to the above row means of connectivity.
Smartwatch is not yet known what will be powered by Snapdragon Wear 2100.