Heart rate monitors
Heart rate monitors
Garmin HRM Tri and HRM Swim heart-rate monitors
Garmin’s first underwater heart-rate monitors transfer data to a connected device after your swim
Are triathlon gadgets a good thing?
Our writers ponder the merits of GPS watches, power meters and heart rate monitors
Polar RCX5 GPS
Loads of great features, but non-ANT+ is a big black mark...
RSP Elite Heart Rate Monitor
A great basic monitor but the pedometer should be dropped...
Timex Racetrainer Pro
Some great running features, but lacks multisport versatility...
Garmin Forerunner 610
A powerful run training tool but we'd spend £50 more and get the 910XT...