There are 2 ways to sort search results in REALM.
Choose an option from the Sort Menu:
In any Layout view, click the Price: Low to High button to choose from a pre-defined list of Sorting options.
To sort by other options not included in the above menu:
In Map + Table, or Table Layout, click on the Columns drop-down and choose one of the default REALM custom column sets, or click Customize to create your own.
To learn how to create your own custom column set, click HERE