PowerTap PowerCal vs Quarq DZero Power Meter

  • Great for estimating power
  • Accuracy is fair after calibration
  • Needs more steady rides to be accurate
  • Overstated power readings compared to a PowerTap G3 rear hub power meter
  • Great for cyclists who want to measure their power
  • Easy to use
  • Comes with bolts needed for installation
  • Requires the use of the SRAM AXS app for calibration
  • Little information about how to use it

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