The TomTom MultiSport Cardio has a nifty feature that it measures your heart rate on your wrist. It uses green LED lights and a sensor to measure the blood flow and by that determine your heart rate.
First off, the Ambit 3 is available in Peak and Sport edition, I’ll use the Sport edition for this comparison as I feel it’s the better option for a triathlete. The Peak is the better watch, but if you swim, bike and run (or any of those by itself), the Sport edition is all you need.
With the launch of the Garmin 920XT came a new quick release set, this because the watch got a new design and didn’t fit the old parts. Here’s how to install your quick release in a couple of simple steps.