Supported GPS Devices

If you want to use MX Buddy for lap timing or even more advanced analytics like line choice evaluation, then you need to select the right hardware. In the following list you will find all compatible GPS devices and their capabilities.
RaceBox Mini
Frequency
25Hz 🔥
Accuracy
BEST
  • Lap Times
  • Segments
  • Line Choice
  • Live Timing
  • Starts
  • Trainer Mode *
Needs iPhone for recording.
Accuracy usually at ~0.02s and up to 10cm
XGPS160
Frequency
10Hz
Accuracy
HIGH
  • Lap Times
  • Segments
  • Line Choice
Direct data download in the app.
Accuracy usually at ~0.05s and <1m
Garmin Watch
Frequency
1Hz
Accuracy
MED
  • Lap Times
  • Segments
Garmin Connect Access.
Accuracy usually at ~0.3s and ~1-3m
Polar Watch
Frequency
1Hz
Accuracy
MED
  • Lap Times
  • Segments
Polar Flow Access.
Accuracy usually at ~0.3s and ~1-3m
Other Watches
Frequency
1Hz
Accuracy
MED
  • Lap Times
  • Segments
Supported via file export / import.
Accuracy usually at ~0.3s and ~1-3m
iPhone
Frequency
1Hz
Accuracy
MED
  • Lap Times
  • Segments
  • Live Timing
Accuracy usually at ~0.3s and ~1-3m
Apple Watch
Frequency
1Hz
Accuracy
LOW
  • Lap Times
  • Segments
  • Live Timing
Some models have very bad GPS accuracy which can lead to unrecognized laps and segments!
* Feature is planned for mid to late 2022

Example Data

Here you will find the results of a ride recorded simultaneously with a Garmin Instinct and the XGPS160 and evaluated with MX Buddy.
Example Data
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