# sdiff > Compare the differences between and optionally merge 2 files. > More information: . - Compare 2 files: `sdiff {{path/to/file1}} {{path/to/file2}}` - Compare 2 files, ignoring all tabs and whitespace: `sdiff -W {{path/to/file1}} {{path/to/file2}}` - Compare 2 files, ignoring whitespace at the end of lines: `sdiff -Z {{path/to/file1}} {{path/to/file2}}` - Compare 2 files in a case-insensitive manner: `sdiff -i {{path/to/file1}} {{path/to/file2}}` - Compare and then merge, writing the output to a new file: `sdiff -o {{path/to/merged_file}} {{path/to/file1}} {{path/to/file2}}`