SUM Vs SUMX : DAX Differenceby PowerBIDocsInterviews Q & ASUM and SUMX both are aggregation functions that are used to calculate a sum of values. Read More Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on WhatsApp (Opens in new window)Click to email a link to a friend (Opens in new window)Click to share on Pinterest (Opens in new window)Click to share on Telegram (Opens in new window)