When comparing TightVNC vs Remote Desktop Connection, the Slant community recommends TightVNC for most people. In the question“What are the best alternatives to TeamViewer?” TightVNC is ranked 5th while Remote Desktop Connection is ranked 8th. The most important reason people chose TightVNC is:
TightVNC has some good file transfer capability with which you can transfer files back and forth with your remote system.
Specs
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Pros
Pro File transfer capability
TightVNC has some good file transfer capability with which you can transfer files back and forth with your remote system.
Pro Part of Windows
If you're on Windows XP or later, Remote Desktop Connection is already installed on your machine.
Pro Cross-platform
Works on Windows, OS X, iOS and Android.
Cons
Con Needs port forwarding activated
In order to use TightVNC you need to have port forwarding activated within your router.
Con Not available in the Home edition (only as clients)
Con It's not for screen sharing, but for remote management
Microsoft Remote Desktop is developed for mostly enterprise users for remote control, not to share the screen with a friend. It lacks firewall support, and is much more complicated to setup properly than some other apps, designed for fast and easy sharing.