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If you feel like the OHR is not as accurate, please go to support.garmin.com where you'll find an FAQ 'Improving the Accuracy of the Optical Heart Rate Sensor'. Debbie with Garmin
Sorry, there was a problem. Please try again later.I was told the wrist reading is not as accurate. I use a chest monitor for ironman training. I also have an Ironman 920 Garmin. Bought the 735 xt for my wife.
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