Let me begin by stating that in general I don’t think a pedal-based power meter is the best option. First, there are too many reasonably-priced, crank-based power meters available. If asked for a recommendation for someone buying their first power meter, I would definitely point them toward a crank-based option. Once installed, the user only needs to know how to change the battery, making it very easy for people who don’t have the time or desire to do mechanical work on their own bike.
Second, the pedal is vulnerable to strikes on pavement and trail obstacles, like rocks and roots. Even the most deft criterium veteran will have a pedal scrape once or twice a season, feeling out the bike to (re)learn that point at which you can pedal your bike out of a turn. Off road on rocky and rooty trails, pedal strikes are inevitable when attempting to maintain
