How to compare columns in Microsoft Excel As stated, we can use the Excel VLOOKUP function to find and match different data or find differences in two columns.

How Can I Merge Two Columns of Data Using Microsoft Excel and Eliminate Duplicate Values?. There are two situations in which you might need to merge two columns of data in Excel 2013. If you've ...

Microsoft Excel is perhaps the most powerful spreadsheet application you can buy. But it also has some simple functions, like finding duplicates in data.

To pinpoint duplicate entries, apply Excel's conditional formatting feature: Open the Excel worksheet containing the data in question. Select the column or range you want to inspect for duplicates.

If you wish to count the same or duplicate values in a column only once in Excel or the count of occurances of duplicate values, read this article.

Duplicates in the same column are easy to find by sorting, filtering, and using conditional formatting. When none of those are an option, try this simple formula solution.

Excel 2013 can locate duplicate rows as long as one column contains a unique identifier for each record, such as a product ID or account number. By referencing this identifier, you can find ...

Prevent duplicates before they happen by combining a simple function with data validation.