Polar RS100
A solid start with all essential features for running - a good choice for your first running computer.
USD134.57
Polar RS300X
Designed for recreational athletes who require all essential heart rate and timing features.
USD163.05
Polar RS300Xsd (with S1 Foot Pod)
Provides speed and distance measurement on top of all the essential heart rate and timing features.
USD248.49
Polar RS400
For active endurance athletes and runners who would like to plan, monitor and analyze their training sessions.
USD326.81
Polar RS400sd (with S1 Foot Pod)
With the speed, distance and heart rate data, RS400 is able to provides information on aerobic fitness and running economy.
USD419.37
Polar RS800CX Run (with s3 Stride Sensor)
For serious & elite runners, the RS800CX helps you to plan, monitor & analyze every part of your training
USD604.49
RCX5 sd 
For endurance athletes who want precise coaching to perfect their training. Comes with s3+ stride sensor.
USD426.49
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