gzip -6 (default) |
55673 bytes (54.4k)
|
local copy |
gzip -9 |
55618 bytes (54.3k)
|
local copy |
7zip -mx=9 -tgzip |
52954 bytes (51.7k)
|
local copy |
libdeflate -12 |
52931 bytes (51.7k)
|
local copy |
zultra |
52883 bytes (51.6k)
|
local copy |
pigz -11 -n |
52866 bytes (51.6k)
|
local copy |
kzip -s0 -rn -b1 |
52860 bytes (51.6k)
|
local copy |
Zopfli |
52778 bytes (51.5k)
|
local copy |
Zopfli (defluff) |
52774 bytes (51.5k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 100000 | --i100000 |
maximum blocks | 8 | --mb8 |
maximum length score | 8 | --mls8 |
block splitting recursion | 6 | --bsr6 |
lazy matching in LZ77 | yes | --lazy |
optimized Huffman headers | yes | --ohh |
initial random W for iterations | 1 | --rw1 |
initial random Z for iterations | 2 | --rz2 |
Size | Improvement | Parameters | Found |
---|---|---|---|
52778 bytes | -1 byte | zopfli --i100000 --mls8 --bsr6 --lazy --ohh | September 27, 2017 @ 21:42 |
52779 bytes | -1 byte | zopfli --i10000 --mls8 --bsr6 --lazy --ohh | September 27, 2017 @ 17:13 |
52780 bytes | -1 byte | zopfli --i10000 --mls4 --bsr6 --lazy --ohh | September 27, 2017 @ 16:58 |
52781 bytes | -8 bytes | zopfli --i10000 --mls4 --bsr16 --lazy --ohh | September 27, 2017 @ 16:50 |
52789 bytes | -1 byte | zopfli --i1000 --mls32 --bsr16 --lazy --ohh | September 27, 2017 @ 14:55 |
52790 bytes | -1 byte | zopfli --i1000 --mls256 --bsr30 --lazy --ohh | September 27, 2017 @ 14:40 |
52791 bytes | -1 byte | zopfli --i1000 --mls4 --bsr12 --lazy --ohh | September 27, 2017 @ 14:40 |
52792 bytes | -2 bytes | zopfli --i1000 --mls4 --bsr17 --lazy --ohh | September 27, 2017 @ 14:39 |
52794 bytes | – | zopfli --i100 --mls256 --bsr30 --lazy --ohh | September 27, 2017 @ 14:14 |
2 | 4 | 8 | 16 | 32 | 64 | 128 | 256 | 512 | 1024 | 2048 | 4096 | 8192 | 16384 | 32768 | |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
2 | 4 | 8 | 16 | 32 | 64 | 128 | 256 | 512 | 1024 | 2048 | 4096 | 8192 | 16384 | 32768 | |
2 | 52783 | 52784 | 52784 | 52786 | 52787 | 52784 | 52783 | 52785 | 52794 | 52793 | 52796 | 52785 | 52794 | 52813 | 52790 |
4 | 52799 | 52784 | 52787 | 52821 | 52782 | 52787 | 52799 | 52787 | 52785 | 52798 | 52794 | 52799 | 52794 | 52792 | 52795 |
6 | 52783 | 52780 | 52778 | 52783 | 52780 | 52785 | 52790 | 52791 | 52789 | 52790 | 52792 | 52788 | 52795 | 52792 | 52798 |
7 | 52823 | 52781 | 52792 | 52827 | 52782 | 52784 | 52790 | 52792 | 52788 | 52784 | 52788 | 52792 | 52786 | 52788 | 52802 |
8 | 52780 | 52781 | 52825 | 52792 | 52780 | 52789 | 52785 | 52784 | 52790 | 52793 | 52797 | 52793 | 52794 | 52801 | 52796 |
9 | 52780 | 52781 | 52780 | 52788 | 52797 | 52782 | 52790 | 52799 | 52791 | 52791 | 52793 | 52792 | 52794 | 52803 | 52798 |
10 | 52781 | 52780 | 52824 | 52780 | 52784 | 52787 | 52785 | 52782 | 52791 | 52791 | 52793 | 52789 | 52793 | 52795 | 52801 |
11 | 52781 | 52781 | 52781 | 52821 | 52782 | 52796 | 52791 | 52785 | 52794 | 52792 | 52794 | 52796 | 52792 | 52792 | 52792 |
12 | 52780 | 52781 | 52834 | 52828 | 52793 | 52785 | 52789 | 52795 | 52787 | 52791 | 52793 | 52795 | 52792 | 52801 | 52800 |
13 | 52783 | 52781 | 52778 | 52784 | 52794 | 52789 | 52792 | 52780 | 52793 | 52791 | 52793 | 52792 | 52793 | 52802 | 52800 |
14 | 52782 | 52823 | 52780 | 52792 | 52778 | 52783 | 52785 | 52781 | 52790 | 52792 | 52794 | 52793 | 52791 | 52799 | 52804 |
15 | 52781 | 52780 | 52792 | 52784 | 52783 | 52785 | 52798 | 52790 | 52787 | 52793 | 52797 | 52788 | 52802 | 52785 | 52802 |
16 | 52782 | 52781 | 52833 | 52822 | 52780 | 52796 | 52781 | 52792 | 52793 | 52793 | 52793 | 52792 | 52793 | 52800 | 52802 |
17 | 52781 | 52781 | 52782 | 52786 | 52782 | 52782 | 52785 | 52792 | 52787 | 52793 | 52792 | 52795 | 52793 | 52800 | 52798 |
18 | 52782 | 52781 | 52781 | 52785 | 52781 | 52785 | 52785 | 52785 | 52790 | 52790 | 52797 | 52795 | 52791 | 52795 | 52794 |
19 | 52781 | 52781 | 52781 | 52781 | 52780 | 52782 | 52789 | 52786 | 52791 | 52792 | 52795 | 52788 | 52793 | 52800 | 52797 |
20 | 52783 | 52781 | 52782 | 52783 | 52782 | 52783 | 52790 | 52781 | 52791 | 52791 | 52795 | 52796 | 52793 | 52800 | 52790 |
21 | 52781 | 52781 | 52781 | 52781 | 52782 | 52785 | 52783 | 52785 | 52791 | 52790 | 52796 | 52792 | 52793 | 52793 | 52796 |
22 | 52781 | 52781 | 52844 | 52783 | 52780 | 52781 | 52781 | 52791 | 52791 | 52786 | 52793 | 52796 | 52795 | 52808 | 52799 |
23 | 52782 | 52781 | 52823 | 52783 | 52824 | 52789 | 52782 | 52785 | 52788 | 52792 | 52794 | 52795 | 52792 | 52791 | 52801 |
25 | 52780 | 52780 | 52781 | 52820 | 52780 | 52783 | 52790 | 52785 | 52790 | 52791 | 52795 | 52793 | 52793 | 52794 | 52791 |
30 | 52782 | 52780 | 52781 | 52783 | 52780 | 52782 | 52785 | 52780 | 52795 | 52792 | 52796 | 52797 | 52792 | 52796 | 52798 |
40 | 52781 | 52780 | 52781 | 52781 | 52780 | 52785 | 52781 | 52781 | 52790 | 52792 | 52795 | 52795 | 52792 | 52799 | 52801 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 52794 bytes | – | 100% |
1,000 | 52789 bytes | -5 bytes | 100% |
10,000 | 52779 bytes | -10 bytes | 100% |
100,000 | 52778 bytes | -1 byte | 0.87% |
1,000,000 | 52778 bytes | – | 0.87% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 52963 bytes | +185 bytes (+0.35%) | +103 bytes |
1 | 52860 bytes | +82 bytes (+0.16%) | – |
2 | 52893 bytes | +115 bytes (+0.22%) | +33 bytes |
3 | 52927 bytes | +149 bytes (+0.28%) | +67 bytes |
4 | 52963 bytes | +185 bytes (+0.35%) | +103 bytes |
5 | 52976 bytes | +198 bytes (+0.38%) | +116 bytes |
6 | 53004 bytes | +226 bytes (+0.43%) | +144 bytes |
7 | 53040 bytes | +262 bytes (+0.50%) | +180 bytes |
8 | 53062 bytes | +284 bytes (+0.54%) | +202 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 38843 bytes | -13935 bytes (-26.40%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 46347 bytes | -6431 bytes (-12.19%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 47289 bytes | -5489 bytes (-10.40%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 48740 bytes | -4038 bytes (-7.65%) |
LZMA2 (Wikipedia) | xz | xz -9 | 49832 bytes | -2946 bytes (-5.58%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 51407 bytes | -1371 bytes (-2.60%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 51518 bytes | -1260 bytes (-2.39%) |