Which is more accurate?

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I realize neither can be completely correct all of the time, but when I run the treadmill and my Fitbit give me totally different stats. For instance, today the treadmill says that I burned 358 calories for a 45 minute run ( with a lot of walk breaks), but my Fitbit Blaze says that I burned 448 calories. Which do you think is closer?

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  • 30kgin2017
    30kgin2017 Posts: 228 Member
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    Without any stats. height, weight, age no one can offer an opinion. Distance traveled would also help to assess average speed.
  • malibu927
    malibu927 Posts: 17,565 Member
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    Since Fitbit based the burn off your heart rate, I would say that
  • Azdak
    Azdak Posts: 8,281 Member
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    The treadmill measures the actual work you are performing (assuming you are not using handrails for support). If it is a decent quality. Treadmill or a commercial model at a gym, the calorie count will be reasonably accurate. An HRM that uses heart rate can be off if your actual heart rate doesn't match the "average" heart rate response.

    That being said, I know that 90 calories seems like a lot but both numbers are within the general accuracy for each device and it's not that big a difference.
  • MeanderingMammal
    MeanderingMammal Posts: 7,866 Member
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    with a lot of walk breaks

    This would cause the FitBit figure to be inflated