The easiest way to improve™

See real-time running information

See your distance, time, pace, speed and calories burnt at a glance.

Run in your optimal heart rate zone

Set and track your optimal heart rate zones so you get the most from every run.

Feature Highlights

One-Button Control

Navigate easily through menus.

Extra-large Display

See real-time running info at a glance.

Ultra-Slim Design

Run with a lightweight watch designed for runners.