gzip -6 (default) |
55641 bytes (54.3k)
|
local copy |
gzip -9 |
55586 bytes (54.3k)
|
local copy |
libdeflate -12 |
52933 bytes (51.7k)
|
local copy |
7zip -mx=9 -tgzip |
52899 bytes (51.7k)
|
local copy |
zultra |
52871 bytes (51.6k)
|
local copy |
pigz -11 -n |
52863 bytes (51.6k)
|
local copy |
kzip -s0 -rn -b1 |
52850 bytes (51.6k)
|
local copy |
Zopfli |
52762 bytes (51.5k)
|
local copy |
Zopfli (defluff) |
52758 bytes (51.5k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 1000000 | --i1000000 |
maximum blocks | 8 | --mb8 |
maximum length score | 64 | --mls64 |
block splitting recursion | 25 | --bsr25 |
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 |
---|---|---|---|
52762 bytes | -4 bytes | zopfli --i1000000 --mls64 --bsr25 --lazy --ohh | June 13, 2016 @ 13:27 |
52766 bytes | -4 bytes | zopfli --i100000 --mls64 --bsr25 --lazy --ohh | June 10, 2016 @ 21:31 |
52770 bytes | -2 bytes | zopfli --i100000 --mls4096 --bsr6 --lazy --ohh | June 10, 2016 @ 09:49 |
52772 bytes | -10 bytes | zopfli --i10000 --mls4096 --bsr6 --lazy --ohh | June 10, 2016 @ 08:48 |
52782 bytes | -4 bytes | zopfli --i1000 --mls4096 --bsr6 --lazy --ohh | June 10, 2016 @ 08:41 |
52786 bytes | – | zopfli --i100 --mls4096 --bsr6 --lazy --ohh | June 9, 2016 @ 19:06 |
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 | 52776 | 52776 | 52779 | 52779 | 52780 | 52775 | 52775 | 52786 | 52775 | 52777 | 52787 | 52776 | 52788 | 52806 | 52792 |
4 | 52812 | 52778 | 52774 | 52780 | 52774 | 52773 | 52788 | 52782 | 52782 | 52782 | 52780 | 52775 | 52788 | 52784 | 52783 |
6 | 52815 | 52777 | 52773 | 52776 | 52789 | 52789 | 52786 | 52789 | 52785 | 52786 | 52780 | 52770 | 52783 | 52795 | 52789 |
7 | 52775 | 52811 | 52774 | 52813 | 52772 | 52773 | 52781 | 52780 | 52786 | 52778 | 52783 | 52786 | 52781 | 52782 | 52783 |
8 | 52811 | 52771 | 52777 | 52776 | 52774 | 52773 | 52778 | 52780 | 52785 | 52785 | 52777 | 52788 | 52786 | 52786 | 52783 |
9 | 52777 | 52805 | 52773 | 52810 | 52771 | 52773 | 52774 | 52779 | 52781 | 52785 | 52784 | 52776 | 52785 | 52781 | 52789 |
10 | 52776 | 52810 | 52777 | 52776 | 52773 | 52771 | 52775 | 52777 | 52781 | 52785 | 52776 | 52778 | 52782 | 52799 | 52790 |
11 | 52773 | 52774 | 52776 | 52776 | 52771 | 52771 | 52770 | 52773 | 52783 | 52785 | 52780 | 52785 | 52785 | 52781 | 52789 |
12 | 52807 | 52808 | 52776 | 52776 | 52774 | 52773 | 52769 | 52780 | 52783 | 52783 | 52779 | 52776 | 52785 | 52795 | 52784 |
13 | 52775 | 52777 | 52778 | 52783 | 52771 | 52771 | 52774 | 52774 | 52785 | 52785 | 52781 | 52776 | 52785 | 52787 | 52787 |
14 | 52763 | 52771 | 52778 | 52778 | 52774 | 52771 | 52783 | 52780 | 52781 | 52785 | 52781 | 52776 | 52785 | 52795 | 52785 |
15 | 52810 | 52812 | 52773 | 52811 | 52772 | 52774 | 52770 | 52778 | 52781 | 52784 | 52781 | 52778 | 52783 | 52781 | 52777 |
16 | 52811 | 52810 | 52804 | 52782 | 52775 | 52773 | 52775 | 52776 | 52786 | 52785 | 52777 | 52776 | 52792 | 52781 | 52785 |
17 | 52811 | 52809 | 52776 | 52782 | 52771 | 52772 | 52776 | 52780 | 52781 | 52786 | 52775 | 52780 | 52784 | 52781 | 52785 |
18 | 52775 | 52803 | 52777 | 52782 | 52771 | 52773 | 52774 | 52780 | 52781 | 52784 | 52781 | 52776 | 52793 | 52781 | 52786 |
19 | 52776 | 52813 | 52773 | 52776 | 52771 | 52776 | 52775 | 52774 | 52783 | 52787 | 52776 | 52776 | 52785 | 52781 | 52787 |
20 | 52807 | 52808 | 52779 | 52776 | 52771 | 52773 | 52775 | 52780 | 52783 | 52784 | 52781 | 52776 | 52782 | 52786 | 52785 |
21 | 52806 | 52804 | 52773 | 52783 | 52771 | 52773 | 52776 | 52778 | 52781 | 52786 | 52776 | 52776 | 52787 | 52781 | 52789 |
22 | 52807 | 52810 | 52776 | 52781 | 52771 | 52773 | 52775 | 52776 | 52780 | 52785 | 52781 | 52777 | 52783 | 52782 | 52785 |
23 | 52771 | 52810 | 52773 | 52772 | 52771 | 52777 | 52772 | 52776 | 52783 | 52785 | 52780 | 52776 | 52784 | 52781 | 52784 |
25 | 52813 | 52770 | 52811 | 52775 | 52772 | 52762 | 52774 | 52779 | 52780 | 52785 | 52782 | 52777 | 52784 | 52781 | 52785 |
30 | 52808 | 52810 | 52776 | 52781 | 52776 | 52772 | 52776 | 52779 | 52781 | 52787 | 52785 | 52773 | 52792 | 52788 | 52784 |
40 | 52810 | 52809 | 52810 | 52782 | 52775 | 52771 | 52773 | 52779 | 52781 | 52785 | 52779 | 52777 | 52782 | 52786 | 52781 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 52786 bytes | – | 100% |
1,000 | 52780 bytes | -6 bytes | 100% |
10,000 | 52770 bytes | -10 bytes | 100% |
100,000 | 52766 bytes | -4 bytes | 2.61% |
1,000,000 | 52762 bytes | -4 bytes | 0.58% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 52932 bytes | +170 bytes (+0.32%) | +82 bytes |
1 | 52850 bytes | +88 bytes (+0.17%) | – |
2 | 52866 bytes | +104 bytes (+0.20%) | +16 bytes |
3 | 52900 bytes | +138 bytes (+0.26%) | +50 bytes |
4 | 52934 bytes | +172 bytes (+0.33%) | +84 bytes |
5 | 52977 bytes | +215 bytes (+0.41%) | +127 bytes |
6 | 52997 bytes | +235 bytes (+0.45%) | +147 bytes |
7 | 53047 bytes | +285 bytes (+0.54%) | +197 bytes |
8 | 53052 bytes | +290 bytes (+0.55%) | +202 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 38857 bytes | -13905 bytes (-26.35%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 46332 bytes | -6430 bytes (-12.19%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 47207 bytes | -5555 bytes (-10.53%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 48679 bytes | -4083 bytes (-7.74%) |
LZMA2 (Wikipedia) | xz | xz -9 | 49800 bytes | -2962 bytes (-5.61%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 51304 bytes | -1458 bytes (-2.76%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 51442 bytes | -1320 bytes (-2.50%) |