Instead, each file is stored separately, allowing different files in the same archive to be compressed using different methods. ZIP files are archives that store multiple files.ZIP allows contained files to be compressed using many different methods and simply storing a file without compressing it. The main features of 7z format: Open architecture, High compression ratio, Strong AES-256 encryption, Ability to use any compression, conversion, or encryption method, Supporting files with sizes up to 16000000000 GB, Unicode file names, Solid compressing, Archive headers compressing. zip file format permits many compression algorithms, though DEFLATE is the most common. zip file may contain one or more files or directories that may have been compressed.

ZIP is an archive file format that supports lossless data compression. The 7-Zip program is publicly available under the terms of the GNU Lesser General Public License. The 7z format initially appeared as implemented by the 7-Zip archiver.

7z is a compressed archive file format that supports several different data compression, encryption and pre-processing algorithms.

7z to zip converter