Series features:
Measures and records time, distance, pace, calories burned, elevation, rest time and more.

Product-specific features:


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Forerunner® 50

Forerunner® 50

Sports watch (not GPS-enabled). Automatically transfers workout data to your computer via a USB ANT™ stick. Coin cell battery. Supports running, cycling and other fitness activities. Wireless heart rate monitor or foot pod or both.


Forerunner® 101

Forerunner® 101

Operates on 2 AAA batteries.


Forerunner® 201

Forerunner® 201

Connects to your computer via serial port. Internal, rechargeable lithium-ion battery.


Forerunner® 301

Forerunner® 301

Connects to your computer via USB. Internal, rechargeable lithium-ion battery. Supports multiple sport profiles and advanced workouts. Wireless heart rate monitor.


Forerunner® 205

Forerunner® 205

Connects to your computer via USB. Internal, rechargeable lithium-ion battery. Supports multiple sport profiles, advanced workouts, Courses feature. High-sensitivity GPS receiver.


Forerunner® 305

Forerunner® 305

Connects to your computer via USB. Internal, rechargeable lithium-ion battery. Supports multiple sport profiles, advanced workouts, Courses feature. High-sensitivity GPS receiver. Wireless heart rate monitor.


Forerunner® 405

Forerunner® 405

GPS-enabled sport watch. Automatically transfers workout data to your computer via a USB ANT™ stick. Internal, rechargeable lithium-ion battery. Supports advanced workouts and Courses feature. High-sensitivity GPS receiver. Share data wirelessly with other Forerunner 405 users. Availabe in black or green and with or without wireless heart rate monitor.


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