Huawei, Xiaomi and Fitbit are the "big three" brands who together account for the majority of all fitnessband revenues on the planet today.

Xiaomi Mi Band is big in the low-tier. Huawei has presence in the midrange. Fitbit commands the upper-end.

But with the fitnessband market slumping, as consumers swing to smartwatches, can these OEMs continue to make profit? Will there be consolidation in the fitnessband industry this year? Who will get taken over?