Which suitable tool for 1 to 1 copy of Linux to Windows?

So what I mean is without errors… I need to perform a more or less complete backup of a Linux system (at least the entire content accessible online by the root user). All folders should be copied 1:1—ideally directly to a specially formatted external storage device—using a Windows 10 computer for the backup. Although (S)FTP…

Mirroring with Robocopy: Can Robocopy compare the modification date of the source file and the destination file?

Robocopy with the /MIR and /XO options does not copy source files with an older creation date than the destination file. Can Robocopy compare the modification date of the source and destination files instead of the creation date (LastChangeTime, not LastAccessTime)? Or is there another solution using Robocopy or batch processing?