Mi Band smart fitness bracelets are displayed at a Xiaomi store in Wuhan city, Central China's Hubei province, March 5, 2015.

No 3: Xiaomi Mi Fitness Band

Xiaomi has long attempted to diversify from its key business. The Mi Fitness Band (US$12) was one of the company's first major non-smartphone releases, tracking fitness and sleeping data. Originally only available for Android, the band's accompanying app is now also available for iOS.