Good.7z

: For text-heavy reports and documents, .7z with the LZMA2 algorithm can often shrink files to a fraction of their original size, far outperforming ZIP.

: 64MB to 128MB is usually plenty for documents; higher values require significantly more RAM. good.7z

: Solid (this helps if you are archiving many related documents). Does 7z compress better than zip? - Microsoft Community Hub : For text-heavy reports and documents,

The format (used by 7-Zip ) is widely considered one of the best choices for archiving a "long report" or large document sets because it typically achieves a significantly higher compression ratio than standard ZIP files. Why .7z is "Good" for Reports : For text-heavy reports and documents