Favero Assioma UNO Power Meter Pedals In our experience, the Assioma are currently the best power meter pedals on the market. The installation of the Assioma pedals is as easy as it gets. Put it on your bike like a conventional pedal and you´re good to go! Furthermore, there is no need for a lengthy calibration process. The Assioma is a true plug 'n play power meter.