Fitbit versus Samsung Health
As mentioned in a previous post, I procured myself a new fitbit. This allowed for me to compare the Fitbit One to the Samsung Health App I've been using on my phone. While the comparison will be going on for a while and I could get into all the minutia about the different accelerometer chips used in the different device, I thought it would be simple and handy to just use the two for a while and see how they compare. I've had the Fitbit for roughly a week. The first figure shows the step comparisons between the One and my phone. As you can see they track pretty closely. There are a couple of deviations though, namely on 6/12 and 6/18. To more closely see the variation I evaluated the difference between the two devices as shown in the second figure. Positive values are days the Fitbit counted more steps and the negative values are where it counted less steps. 6/12 and 6/18 are clear on this chart and also correlate with days I charged my Fitbit, i.e. it sat on t...