Size

dir /O /S	Sort by size, recursive
forfiles /M *.docx /C "cmd /c echo @fsize @path"	Show size by file extension
dir /W /O /S | findstr ">100000"	Greater than 100KB, recursive
forfiles /S /C "cmd /c if @fsize gtr 55 echo @path"	Greater than 55 bytes, recursive
forfiles /S /M *.* /Q >1048576	Greater than 1 MB, recursive
Get-ChildItem "C:\path" -Recurse | Where-Object { $\_.Length -gt 55 }	Greater than 55 bytes (size in bytes), recursive
dir /W /O /S | FINDSTR "<100000"	Less than 100KB, recursive
forfiles /S /C "cmd /c if @fsize ! gtr 55 echo @path"	Less than 55 bytes, recursive (Not > 55), recursive
forfiles /S /M *.* /Q >1048576	Less than 1 MB, recursive
Get-ChildItem "C:\path" -Recurse | Where-Object { $\_.Length -lt 55 }	Less than 55 bytes (size in bytes), recursive