NEW design and free cadence sensor. Polar S725X is a proven and trusted heart rate monitor based training tool for the most demanding multi-sport training and competitive cycling. It provides the ultimate solution for racing and optimizing the training load. S725X with speed and cadence sensor, optional Polar Power Output Sensor and Polar S1 foot pod is all you need for elite-level cycling and multi-sports.

For cycling and multi-sports. 
 

Optional running speed and distance measurement
Polar S725X Cycling Computer is compatible with the Polar S1 Foot Pod (running speed and distance).

For multi-sports training running speed and distance can be measured with the optional Polar S1 Foot Pod that is attached to the runner’s shoe. The information (pace as min./km or min./mile) is displayed the same way as cycling information.