To get startedhighlight both columns. Now, in the  Home tab of the Ribbon, click  Find & Select. In the dropdown menu, select  Go to Special In the resulting menu, select  Row differences, and click  OK. Jun 17, 2019 Open your Excel file, go to the View tab Window group, and click the New Window button. This will open the same Excel file in a different window. Enable View Side by Side mode by clicking the corresponding button on the ribbon. Select sheet 1 in the first window and sheet 2 in the second window. To compare two columns, use the IF, ISERROR and the MATCH function in Excel. You can display the duplicates or the unique values. Display Duplicates. Let's start by comparing two columns and displaying the duplicates. Display the duplicates in the first column (these values also occur in the second column).

How to combine two lists without duplicates in Excel?

There are two lists in your worksheet, and some of values in the lists are duplicates, and you want to combine these two lists and just leave the unique values, as shown as the below screenshots, how can you do?

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Combine lists without duplicates with Remove Duplicates in Excel

To combine two lists and remove duplicate values in Excel, you can do as follow:

1. Copy one of the two lists and paste it to the bottom of the other list, see screenshot:

2. Select the list and click Data > Remove Duplicates, see screenshot:

3. In the Remove Duplicates dialog, if your column has no header, uncheck My data has headers, and then click OK. See screenshot:

4. Then a dialog displays on the screen to tell you the duplicates have been delete, click OK. See screenshot:

You can see the result:

Combine lists without duplicates with VBA

In Excel, a VBA also can help you combine the two lists without duplicates.

1. Hold ALT button and press F11 on the keyboard to open a Microsoft Visual Basic for Application window.

2. Click Insert > Module, and copy the VBA into the module.

VBA: Combine lists without duplicates

3. Click Run button or press F5 to run the VBA.

4. A dialog displayed on the screen, and you can select the range you want to combine. See screenshot:

5. Click OK, then another dialog popped up for you to select a cell to output the combined result. See screenshot:

6. Click OK. You can see the lists have been combined.

Tip: The result cannot reserve the cells formatting after running the above VBA.

Combine lists without duplicates with Kutools for Excel

With installed Kutools for Excel, you can use the Select duplicates & unique cells function to solve the problem that combine two list without duplicates.

Microsoft Excel Compare Two Spreadsheets

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1. Copy one of the two lists and paste it to the bottom of the other list, select the new list, then click Kutools > Select Tools > Select duplicates & unique cells. See screenshot:

2. In the Select duplicates & unique cells dialog, check All uniques (Including 1st duplicates), click Ok.

3. Then a dialog pops up to tell you how many unique values have been selected, click OK and Cancel to close two dialogs. See screenshot:

4. And copy the selected unique values and paste them to a new column. See screenshot:

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