>>This is not the reason for the performance difference, native controls are ultimately bitmaps as well and have added overhead in being registered with the operating system as windows. The biggest issue is that VB forms are pre compiled and VFP forms are instantiate piece meal.
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>Are you sure about this? My understanding is that VB can make Windows API calls to paint the form controls, while VFP cannot use the API calls, thus slowing down VFP.

Yes, I am sure about this. Whether the API does the work or VFP does the work, the work must be done. When VFP does a BitBlt, it is using API calls.