5. The step counter has been accurate for me, but I consider the other modes (calories, etc.) to be estimates. If you need more in depth exercise tracking, I would suggest a personal device (Fitbit, etc.) or looking for another machine at a higher price point to include the bells and whistles. 6.
https://www.amazon.com/Sunny-Health-Fitness-Stepper-Resistance/dp/B0016BQFSS

