Review: Garmin Fenix 2 trail running watch

Garmin is a big player in fitness wearables. In the basic tracker market, its Vivosmart is basic but still a cut above most rivals. For more serious runners, the Forerunner 920XT is seriously attractive. The Fenix has more in comparison with the latter, but with an emphasis on rural trail running rather than urban pavement pounding. In fact, Garmin's marketing blurb describes the Fenix 2 GPS running watch as "for the casual runner and the demanding trail runner," which in reality are two