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Best GPS Triathlon Watch 2026: Garmin vs COROS vs Polar Compared

  • Writer: Grit & Mileage
    Grit & Mileage
  • Apr 16
  • 1 min read

The best GPS triathlon watch in 2026 comes down to three contenders: the Garmin Forerunner 970, the COROS Pace 4, and the Polar Vantage M3 — each built for a different type of athlete. Whether you're chasing a PR at a sprint tri or grinding through Ironman Florida, your watch is your most important training tool. This breakdown gives you the real data to choose right.



 
 
 

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