The Garmin HRM-Tri Heart Rate Monitor is designed for fitness enthusiasts engaging in activities such as gym training, crossfit, swimming, pilates, running, and fitness workouts. This sleek black heart rate monitor by Garmin offers features like GPS tracking, data review, average heart rate monitoring, and heart rate variability analysis. The HRM-Tri model is ideal for tracking and analyzing heart rate data during various exercises, making it a versatile and reliable tool for fitness monitoring.
Heart Rate Data in 3 Disciplines
- Specifically designed for triathletes
- Our smallest and lightest heart rate monitor (HRM)
- Comfortable, easily adjustable strap
- Stores and forwards heart rate data to your compatible Garmin device

Enhance
your triathlon experience by pairing HRM-Tri with any compatible Garmin
wearable. The HRM-Tri stores heart rate data when underwater, then
forwards it to your wearable at the end of your swim. Our smallest and
lightest heart rate monitoring module fits within the width of the
strap. The strap's soft, rounded edges and covered seams make the strap
it super-comfortable out of the water, too.