Completely agree with @Jennifer_Dungan Other related discussions are
here:
https://experienceleaguecommunities.adobe.com/t5/adobe-analytics-questions/data-discrepancies-between-facebook-ad-adobe-analytics-reports/m-p/247782
https://experienceleaguecommunities.adobe.com/t5/adobe-analytics-questions/huge-discrepancy-between-doubleclick-omniture-in-terms-of-number/m-p/178440
https://experienceleaguecommunities.adobe.com/t5/adobe-analytics-questions/click-discrepancy/m-p/314853
https://experiencelea...
@jchabot86 Please feel free to mark my answer as correct if it helps.
Else, kindly share your follow up queries on this thread, I will be
happy to assist. Thank you