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Table 7 Comparison of the proposed technique with recent Huffman-based techniques for Enwik (The Enwik8 Corpus. http://mattmahoney.net/dc/text.html http://mattmahoney.net/dc/enwik8.zip) corpus

From: Balancing decoding speed and memory usage for Huffman codes using quaternary tree

Method/algorithm Space (MB) Compression enhancement with respect to original file (%) Compression–decompression time (s) Time enhancement with respect to Zopfli (%)
Quaternary 49.67 47.88 186.88 59.66
WinZip 35.2 63.06 187.65 59.49
PKZip 34.5 63.80 195.21 57.86
Zopfli 33.37 64.98 463.26