Garmin Forerunner 205 & 305
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See an in-depth matrix comparing Forerunner models.
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Read what fellow customers are saying about these devices.
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See what MB and others are saying on the MBlog.
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Why wait? Get a new GPS unit today.
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The fastest path to get started on MotionBased.
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The Forerunner® just got smaller and better!
At first glance you might think it's the same ol' Forerunner in a new package. Oh no, it's much more than that.
Get these features with the Forerunner 205 & 305:
- Create courses and Dot Race™ real-time on the go
- Improved GPS reception, no more worries about thick tree cover or tall buildings - superior analysis on MotionBased
- New heart rate monitor with more comfortable strap, improved battery life, and better performance
- Create Auto Lap™ to automatically trigger a lap when you pass a specified location
- Integration with cycling speed and cadence sensor (305 only)
Click “Play” to watch new Forerunner in action
Forerunner 205 vs. 305
Whether you're a first time user or already own a Forerunner, you'll be thrilled with either device. Choosing the right device can be confusing, we made the below and matrix comparison to lay out the options. Have a look:
| Device | Courses | GPS Altimeter | Heart Rate | Cadence |
| Forerunner 205 | • | • | ||
| Forerunner 305 | • | • | • | Accessory |
| Forerunner 301 | • | • |
Read more about courses.



