When comparing TeraCopy vs Q-Dir (the Quad Explorer), the Slant community recommends TeraCopy for most people. In the question“What are the best power user tools for Windows?” TeraCopy is ranked 17th while Q-Dir (the Quad Explorer) is ranked 48th. The most important reason people chose TeraCopy is:
It deletes files much much faster than built in Windows file manager.
Specs
Ranked in these QuestionsQuestion Ranking
Pros
Pro Faster file deletion
It deletes files much much faster than built in Windows file manager.
Pro Can check files for copy errors
TeraCopy can automatically check/verify the copied files for errors, by calculating their CRC or other checksum/hash value.
Pro Seamless shell integration
Pro Skips badly copied files
TeraCopy skips badly copied files during the copying process, and then displays them at the end of the transfer "Verify" with checksum/hash, so you can see which files to re-copy. See also, OpenHashTab for Windows and DeadHash for Windows, Linux, Android.
Pro Highly manageable multiple windows
Every window can be separately customized. You can choose between different views from 1 to 4 windows, and every window can have multiple tabs!
Pro You can view 4 windows simultaneously
Pro You can use tabs in every window
Pro Portable
Pro Free
Pro Does not use a lot of RAM
Q-dir with 4 windows and with 4 tabs in every window uses only 39mb of RAM on Win10x64.
Pro Fast and stable
Pro Very customizable
Pro Q-Dir allows you to save folder combinations as a favourite to open any time
Up to 64 folder combinations can be saved in a favorite, since each of the four windows is equipped with tabs (ie 4 x 16 tabs 4 x Tree View plus 4 x Address Bar).
Cons
Con Sometimes clashes with 7 zip
From my experience, TeraCopy does not do well in conjunction with 7zips.
It seems to error on some systems when you do a drag-and-drop extract.