Here's an in-depth comparison of the Garmin Forerunner 45 vs. 245, with advice on which one to pick. Written by a marathoner and GPS watch nerd!
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Garmin Forerunner 45 vs 245 vs 645 vs 945
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Garmin Forerunner 45 vs. 245: Which Should You Pick?
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Garmin Forerunner 45 vs. 245: Which Should You Pick?
Garmin Forerunner 45 vs 245 vs 645 vs 945