For the runner who requires the best. The new RS800sd is the ultimate running icon for planning, monitoring and analyzing training. It’s also part of the world’s first integrated training system together with adidas running gear. The RS800sd helps you improve your running efficiency, average stride length, and the regularity of your running cadence. Comes with massive memory capacity and the same running features as RS800, plus the new Polar s3 stride sensor™ W.I.N.D. for detailed speed/pace and distance tracking.

Also available with the S3 Foot Pod featuring nano technology for highly consisten and accurate speed and distance measurement. Click here for the Polar RS800sd Running Computer.

Also available without the S3 Foot Pod. Click here for the Polar RS800 Running Computer.

> See All Polar Watches Here <