With the benefit of hindsight, it’s clear that the better recent stock buy in the wearables space has been GPS device specialist Garmin (NASDAQ: GRMN) over former market darling Fitbit (NYSE: FIT). It turns out that Garmin’s diverse product line helped it weather collapsing sales in its core automotive division. Targeted innovation bets by Fitbit management, on the other hand, failed to hit the sweet spot of consumer demand amid rising competitive threats.