Garmin GPS Bike Computer EDGE 20 Review

Garmin EDGE 20 Review

Garmin EDGE 20 - bike GPS

Garmin EDGE 20 – bike GPS

Garmin Part Number: 010-03709-00. Prices (at the time of writing this review): on Garmin – USD 129.99, On Amazon: USD 120.99 (for current price on Amazon click here), In Thailand: 4,990 THB (approximately USD 139) 

If you’re looking for an easy to use, compact GPS cycling computer to track your distance, speed and even share your rides with websites such as Strava the Garmin Edge 20 is a great choice. Weighing just 25 grams and measuring 4cm x 4cm, the Edge 20 boasts a compact footprint and is outfitted with a plethora of intuitive user settings including auto pauses to stop tracking when stopped at a red light, an indoor training setting when you don’t need GPS and an auto lap feature for designated times or distances.

Garmin EDGE 20

Garmin EDGE 20

The one pitfall that’s worth mentioning is that the Edge 20 isn’t Bluetooth and ANT+ compatible, meaning that you can’t pair it with a cadence or heart rate sensor/strap. On a brighter note, the Edge 20 is able to track several metrics including distance and elevation and speed, which can all be seamlessly uploaded to the web using the Garmin Connect app. Adding to this, users can also create new routes and download courses right onto the Edge 20 and also be configures to sync files with Strava.

The Garmin Edge 20 offers 8 hours of battery life and boasts a rugged design and is even waterproof so wont damage if it gets wet. The device features GPS technology so getting started with it is as easy as opening up the package and mounting the device on your bike. With regards to mounting, Garmin even includes its proprietary quarter turn mount hardware that is compatible with a large number of aftermarket mounts.

What’s in the Box?

  • Edge 20 Bike Computer
  • Standard mount
  • Data/charging cable
  • User guides

Highlights of the Garmin Edge 2o

  • Create, download and follow new rides
  • Water resistant
  • Amazing battery life
  • GPS enabled device
  • Captures essential data such as time, distance, speed, total ascent and location
  • Save and share your activities using the Garmin Connect app


Garmin EDGE 20 (bike computer)

Garmin EDGE 20 (bike computer)

Features of the Garmin Edge 20


The Edge 20 bike computer is not a touchscreen device, but is appointed with four buttons, which are to navigate through the available menus and to turn it off and on. Getting into detail, the upper left button is used to power on the backlight, lower right for selecting lap or selecting back, upper right to select and lower right for changing page/selection. The unit is easy to use so in most cases you won’t have to reach for the manual.

The display of the Edge 25 is sharp and bright and provides you with two data screens, which are easy to switch between when riding. The edge 20 is able to receive breadcrumb style navigation of courses, which can be downloaded to the device by simply connecting it via USB to your PC. Adding to this, the Edge 20 bike computer also supports Garmin Connect segment alerts, and you can even create distance, time and calories goals so you can get more out of your workout.

When you complete your ride, the Garmin Edge 20 will display information such as longest ride. With regards to settings, you can set you preferred language and even switch from miles to kilometers or vice versa. Adding to this, you can configure the Auto-Pause, Automatic Laps and Auto Scroll settings. You can even switch to manual laps, and all this information will be displayed in the Garmin Connect app when connected with your PC.

Garmin EDGE 20 (bike computer)

Garmin EDGE 20 (bike computer)

Pros of the Garmin Edge 20

  • Great entry level bicycle computer
  • Superb battery life
  • Can be linked with Strava
  • Garmin Connect allows you upload and view your data

Cons of the Edge 29

  • Lacks Bluetooth and ANT+ technology
  • No touchscreen
  • No smartphone notifications

Final Thoughts

The Garmin Edge 20 is a basic bicycle computer yet it is able to track several essential metrics about your rise. It is perfectly suited for entry level riders or those who would like to get their feet wet with tracking metrics until they move to a more robust bicycle computer. If you’re looking to get more out of your rides and boost performance, the Garmin Edge 20 is a great way to get started.


Physical & Performance

Physical dimensions1.6” x 1.6” x 0.7” (4.0 x 4.2 x 1.7 cm)
Display size, WxH0.9” x 0.9” (2.3 x 2.3 cm)
Display resolution, WxH128 x 160 pixels
Weight0.9 oz (25 g)
Batteryrechargeable lithium-ion
Battery lifeup to 8 hours
Water ratingIPX7
High-sensitivity receiver

Maps & Memory

Historyup to 10 rides

Performance Features

Virtual Partner® (train against a digital person)Yes (within a course)
Courses (compete against previous activities)
Auto Pause® (pauses and resumes timer based on speed)
Auto Lap® (automatically starts a new lap)
Auto Scroll (cycles through data pages during workout)
Time/distance alert (triggers alarm when you reach goal)
Customizable screen(s)

Garmin Connect™

Garmin Connect™ compatible (online community where you analyze, categorize and share data)


  • Bluetooth®: no
  • Ephemeris satellite predictions: no (however, ephemeris data is supported from a computer and Garmin Connect™)
  • Elevation: yes
  • Beeper: yes
Click Here to Leave a Comment Below 0 comments