The Garmin Forerunner 245 is a dedicated GPS running watch that includes most of Garmin’s best running technology, together with a good selection of sports modes.
The Garmin Forerunner 745 is dedicated GPS triathlon watch, that could also be called a Foreunner 945 lite. It effectively gives you all of Garmin’s best triathlon tracking technology, together with music storage, body battery, pulse oximeter and much more.
In essence, the Forerunner 245 is a good value for money GPS watch for runners, while the Forerunner 745 is a good value for money GPS watch for triathletes.
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https://5krunning.com/garmin-forerunner-745-vs-forerunner-245-music-comparison/
