Apple and Xiaomi have both overtaken Fitbit in Q1 2017, de-throning the long time total wearables leader. Apple holds the #1 position and this quarter has become the largest global total wearables vendor for the first time since Q3 2015. Our report tracks total global wearable shipments and market share by hardware vendor by quarter. Total wearables, for this report, include smartwatches, fitness bands, smartglasses, untethered virtual reality headsets, feature watches, hearables, jewelry/apparel/shoes, and others. Our report can be used by device makers, component suppliers, operators, software developers, content suppliers and other stakeholders to determine the size of the total global wearables market.