How to read a GPX track: decoding useful information before your ride

A GPX track is more than just a line on a map. It contains crucial data to help you prepare for your gravel cycling adventures with confidence. Understanding details like elevation gain, terrain type, and actual distance can make the difference between a smooth ride and unexpected challenges.
What is a GPX file?
GPX (GPS Exchange Format) is a file format that stores GPS data, including waypoints, tracks, and routes. Widely used in gravel biking and bikepacking, GPX files allow cyclists to navigate, plan rides, and share favorite routes.
You can create your own GPX tracks or download them from platforms like Komoot, Strava, OpenRunner, or receive them as part of an organized tour.
Key information to analyze before your ride

Overall Route
Before uploading a GPX track to your GPS device or cycling computer, examine the route on a map. Check the total distance—usually indicated in kilometers—and determine the route type: loop, out-and-back, or point-to-point. Identify the areas you'll traverse, such as urban settings, roads, forest paths, etc., to anticipate riding conditions.
Elevation gain (ascent and descent)
Elevation gain (often noted as "+") is a good indicator of a route's difficulty. However, also consider how the elevation is distributed: long climbs, rolling hills, or technical descents? An elevation profile provides a clear view of the terrain. Be cautious of sections where you might need to dismount and push your bike, especially when exploring unfamiliar routes.
Surface type
GPX files don't always specify surface types. Comparing the track with satellite or topographic maps available on platforms like Komoot can help you infer whether you'll be riding on asphalt, dirt roads, gravel paths, or technical trails.
Useful waypoints
Waypoints can indicate essential stops like water sources, bakeries, or restrooms. These are invaluable for gravel riders and bikepackers. Sometimes included in the GPX file, other times you'll need to identify them separately. Planning your resupply points is crucial for a successful ride.

Tools to read and analyze GPX tracks

Photo : komoot
Several free or freemium platforms allow you to open and analyze GPX files easily:
Komoot: User-friendly interface with detailed elevation profiles and surface type estimations.
Strava: Features heatmaps and popular segments, useful for assessing route popularity.
RideWithGPS: Provides detailed track information and the ability to add custom cues.
VisuGPX: Offers advanced tools for editing and visualizing GPX tracks, including 3D views.
Before uploading the track to your watch or cycling computer
Make sure the file format is compatible (.gpx, .fit, etc.). If the track is too “heavy” with many GPS points, it might slow down your device. Sometimes, it’s useful to clean up or simplify the track. Also, consider creating a backup plan or a shortened version in case you need to adapt your route.
Finally, clearly rename your files (for example: “GravelNorway_120kmD+1900”) so you can easily find them later.
In summary, to create your GPX track:
Create your route or choose a pre-made one
Download it as a GPX file (most apps automatically offer a GPX download)
Open the file on your preferred navigation app: Garmin, Suunto, Komoot...
Follow the track!
Reading a GPX track is a bit like decoding a treasure map: the better you understand the details, the more you’ll enjoy the adventure. Before you set off, take a few minutes to analyze your route — it will improve your comfort, safety, and fun.
And if you prefer to ride without worrying about all this, GravelUp takes care of everything. Our gravel trips are designed, tested, and tailored to your level. Just follow the guide — all that’s left is to pedal!
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