You can generally re-pack various compressed archives from one format to another when you extract the original file (in this case ZIP) and compress the data again to a 7Z format (.7z, 7-zip etc.) The difference is usually in the compression ratio and thus resulting file size.
Convert WinZIP Compressed ZIP archive to 7z compressed archive.
We have found 4 software records in our database eligible for .zip to .7-zip file format conversion.
Microsoft Windows software - convert zip to 7-zip on Windows
A free file archiver developed by Igor Pavlov featuring higher compression ratios with LZMA and LZMA2 compression.
It is mainly available for Windows platform (for Mac and Linux are available command line tools) and is the primary program to handle 7z archives. However, also supports various compression file formats.
Packing / unpacking: 7z, XZ, BZIP2, GZIP, TAR, ZIP and WIM
Unpacking only: AR, ARJ, CAB, CHM, CPIO, CramFS, DMG, EXT, FAT, GPT, HFS, IHEX, ISO, LZH, LZMA, MBR, MSI, NSIS, NTFS, QCOW2, RAR, RPM, SquashFS, UDF, UEFI, VDI, VHD, VMDK, WIM, XAR and Z
Convert from zip file
to 7-zip file
|Yes, 7-zip supports 7-zip file conversion as a target file type.||Yes||Yes||7-zip editor||Yes||No||No||Yes|
The tables with software actions are a good pointer for what a certain program does with various file types and often may give users a good hint how to perform certain file conversion, for example the above-mentioned zip to 7-zip. However, it is not perfect and sometimes can show results which are not really usable because of how certain programs work with files and the possible conversion is thus actually not possible at all.
ALZip is compression utility that supports about 40 archive file formats. ALzip can open ALZ, ACE, EGG, RAR, ZIP etc.. Also can open disk images, such as ISO and BIN, LCD. ALZip is able to recovery passwords in protected ZIP archives.
PeaZip is free open source utility for Microsoft Windows and Linux. PeaZip can work with 118 archive types such as 7z, ARC, BZ2, GZ, ARJ, ACE, RAR, LHA CAB, DMG, PEA, etc..
Apple macOS / Mac OS X software - convert zip to 7-zip on OS X
sArchiver is compression utility that supports variety of compression formats. sArchive can create and extract RAR, ZIP, 7z, ARJ, LHA, Gzip, BZip2 and TAR archives. Also can convert between them.