GPS & Tracking

Fitbit Ionic

Fitbit Surge

Garmin fenix 3 HR

Garmin Vivoactive 3

TomTom Spark 3

Suunto Ambit3 Vertical

Casio Pro Trek 3500

Apple Watch Edition Series 2

Apple Watch Nike+

Garmin vivosmart HR+

Fitbit Blaze

Suunto Elementum Terra