Fitbit topped Apple's app chart on Christmas Day

At a glance, Fitbit's (NYSE:FIT) third quarter was outstanding. Revenue soared 168% year over year, non-GAAP gross margin increased sequentially, and the company boosted its outlook for the full year. But a closer look at some key metrics reveals a

Garmin's vivosmart HR and Fitbit's Charge HR activity trackers both monitor heart rates, and both cost $150. However, while Garmin wins the war of features, its new band has some unfortunate shortcomings.

At a glance, Fitbit's (NYSE:FIT) third quarter was outstanding. Revenue soared 168% year over year, non-GAAP gross margin increased sequentially, and the company boosted its outlook for the full year. But a closer look at some key metrics reveals a

Following a series of Fitbit (NYSE:FIT) and Apple (NASDAQ:AAPL) offerings, the fitness trackers have seen improvement compared to popular brands. In fact, they appeared triumphant. However, the question remains: who is the dominant player in the market 

Fitness tracker maker Fitbit (NYSE:FIT) and action-camera leader GoPro (NASDAQ:GPRO) share several similar traits. Both companies have a first-mover advantage in their respective markets, but both face the threat of cheaper rivals and smartphones that