Multiple file lossless compression benchmark, sorted on compression ratio. Summary of the multiple file compression benchmark tests File type : Multiple file types (46 in total) # of files to compress in this test : 510Total File Size (bytes) : 316.355.757Average File Size (bytes) : 620,305Largest File (bytes) : 18,403,071Smallest File (bytes) : 3,554 This test is designed to model 'real-world' performance of lossless data compressors. The test set contains a mix of different file types which are chosen with 'What do people use archivers for the most' in mind. Windows CMD Commands. Rob van der Woude's Scripting Pages.