GPS & Tracking

TomTom Runner

Garmin Forerunner 920xt

Suunto Traverse

Fitbit Charge 2

Soleus GPS Cross Country

Suunto Traverse Alpha

LG Watch Sport

Samsung Gear S2 Classic

Best Garmin Forerunner for Marathon Training

Motorola Moto 360 (1st gen.)

Samsung Gear S3 Frontier

Garmin fenix 3