Which is more accurate? Fitbit MFP

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Naomi_7
Naomi_7 Posts: 3 Member
Hey, I linked my fitbit to MFP, they both have the same fitness plan and calorie budget but my fitbit give me substantially less calories left at the end of the day. According to MFP I'm under allowance but FitBit says I'm over. Which should I trust?
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