Almost 50 million wearable devices will be shipped worldwide in 2015, according to a forecast by the International Data Corporation, up from 19.6 million units in 2014. In the past 12 months, major Chinese and international players, including Xiaomi and Apple, have entered the market, with everything from simple fitness trackers to the feature-rich Apple Watch, which combines wearable tech with high-fashion.

SCMP staff reporters have examined this ever-growing market to find some of the most best wearables manufacturers around. Their inclusion is based on product range, functionality, design, price, and popularity with users.