Here is the list of the top 5 features of .NET MAUI ComboBox.
Searching
Filtering
Placeholders
Dropdown customization
Data binding
The ComboBox supports all popular data sources and displays data based on the display member path. The application can be designed in the MVVM pattern.
Customize the dropdown items, colors and add icons. Use templates to customize the control appearance and set a maximum height.
Placeholders are used to display hints to the users about what kind of answer is required in the text box.
The ComboBox filters items in Contains or StartsWith mode when text is entered and autofills with the first suggestion in the dropdown list.
The ComboBox highlights the first match to the user’s input in the dropdown list.