excel formula to remove duplicates in two columns

WsI.Cells(iRow, 1).Interior.Color = vbWhite ITotRecsB = wsI.Range('B' & Rows.Count).End(xlUp).Row ITotRecsA = wsI.Range('A' & Rows.Count).End(xlUp).Row Set wsI = ThisWorkbook.Sheets('InputSheet') Public Sub Compare_Two_Columns_Highlight_Duplicates()ĭim iRow As Double, oRow As Double, wsI As Worksheetĭim iTotRecsA As Double, iTotRecsB As Double To compare a huge volume of data in your Excel sheet, use this method to find duplicate values and report the differences.

There are also possible chances that Excel application will hang in middle of execution & result in data loss. In case, if you have huge volume of data, then the above loop will keep on execute for long hours or days to complete. In Excel VBA, this can be done by plain comparison of each cell with two for loops, which is very efficient for low volume of data. If this same process has to be done for A->B comparison, then the formula should be reversed as ‘=countif(“$B:$B,$A1)’ Compare & Find duplicate entries in Two columns with Excel VBA Macro The data in Column C can be filtered for unique or duplicate entries. Now we have the comparison data in Column C for B->A verification. Repeating or duplicate entries will have count greater than ‘0’.Copy paste this formula in Column C till end of data rows.Assuming Column A & B are to be compared.I.e., Get value from column B, compare it with Column A & find whether any value is repeated. Countif is simpler compared to a lookup formula. It can be done with a Lookup or Countif Formula. Find Duplicate Entries in Two Columns with Excel Formula Also we cannot select only the duplicate entries. The problem with this method, is that it highlights all the differences with same colour. No, Excel will compare the data in selected data range and highlight all the duplicate entries. Values with repetition will be highlighted. Choose the font colour & background to highlight.Choose “Conditional Formatting” -> “Highlight Cells Rules” -> “Duplicate Values”.Just to see the duplicate entries with colour difference follow this method. Read more… Compare & Highlight Matching Duplicate RecordsĪssume the data to compare are in Columns A & B. This methods can be used to compare huge column of data within less time.Īre you not excited to get such a easy solution?. Out of these three methods, the third one is very faster.

Compare Two columns & find duplicates using Excel VBA.

Find duplicate entry in 2 columns using Conditional Formatting.Learn how to compare multiple columns in Excel with huge volume of data. Excel Compare Two Columns & Report Differences

Excel formula to remove duplicates in two columns