The Favero Assioma have generally been found very accurate, and just as important – very well priced (arguably, from a business perspective, substantially lower than they should be). I often use them in my testing rotation alongside both Garmin Rally & PowerTap P1/P2 pedals. They’ve also ...
That also goes for the Pioneer Cyclo-Sphere website, which is the main conduit between Pioneer bike GPS units and the rest of the internet, including things like uploading to Strava, TrainingPeaks, and more. It also was a complete training log platform, along with advanced power meter ...