Thank you for contacting us.
The properties that you are using are inherited from the base class(GridColumn) and are not implemented in the child class(GridHyperLinkColumn). That is why you are not seeing visual or functional difference when you set them.
Thank your for pointing that out, we will consider which properties should be implemented and which one should be hidden so it does not confuse our customers.
You could use our PITS system to monitor the process:
You can follow the PITS Issue by its ID: 11611
Here you can find the PITS Issue: Public URL
Let me know if I can be of any other help.
the Telerik team
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