gzip -6 (default) |
48295 bytes (47.2k)
|
local copy |
gzip -9 |
48258 bytes (47.1k)
|
local copy |
7zip -mx=9 -tgzip |
46004 bytes (44.9k)
|
local copy |
libdeflate -12 |
45944 bytes (44.9k)
|
local copy |
kzip -s0 -rn -b1 |
45911 bytes (44.8k)
|
local copy |
pigz -11 -n |
45898 bytes (44.8k)
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local copy |
zultra |
45866 bytes (44.8k)
|
local copy |
Zopfli |
45811 bytes (44.7k)
|
local copy |
Zopfli (defluff) |
45808 bytes (44.7k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 1000000 | --i1000000 |
maximum blocks | 8 | --mb8 |
maximum length score | 16384 | --mls16384 |
block splitting recursion | 10 | --bsr10 |
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 |
---|---|---|---|
45811 bytes | -1 byte | zopfli --i1000000 --mls16384 --bsr10 --lazy --ohh | June 13, 2016 @ 16:16 |
45812 bytes | -1 byte | zopfli --i100000 --mls16384 --bsr10 --lazy --ohh | June 10, 2016 @ 14:22 |
45813 bytes | -4 bytes | zopfli --i100000 --mls4 --bsr21 --lazy --ohh | June 10, 2016 @ 12:46 |
45817 bytes | -4 bytes | zopfli --i100000 --mls2 --bsr21 --lazy --ohh | June 10, 2016 @ 09:43 |
45821 bytes | -4 bytes | zopfli --i10000 --mls2 --bsr21 --lazy --ohh | June 10, 2016 @ 08:47 |
45825 bytes | -2 bytes | zopfli --i1000 --mls2 --bsr21 --lazy --ohh | June 10, 2016 @ 08:41 |
45827 bytes | -1 byte | zopfli --i1000 --mls16 --bsr7 --lazy --ohh | June 10, 2016 @ 08:40 |
45828 bytes | -2 bytes | zopfli --i1000 --mls4096 --bsr40 --lazy --ohh | June 10, 2016 @ 08:40 |
45830 bytes | – | zopfli --i100 --mls2 --bsr22 --lazy --ohh | June 9, 2016 @ 18:01 |
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 | 45832 | 45827 | 45829 | 45828 | 45831 | 45828 | 45829 | 45835 | 45824 | 45843 | 45824 | 45825 | 45846 | 45839 | 45837 |
4 | 45820 | 45823 | 45819 | 45823 | 45823 | 45825 | 45831 | 45825 | 45827 | 45837 | 45830 | 45830 | 45830 | 45823 | 45825 |
6 | 45839 | 45839 | 45823 | 45823 | 45824 | 45825 | 45839 | 45827 | 45825 | 45834 | 45834 | 45822 | 45840 | 45831 | 45834 |
7 | 45818 | 45819 | 45821 | 45823 | 45819 | 45826 | 45831 | 45825 | 45841 | 45831 | 45831 | 45833 | 45844 | 45840 | 45839 |
8 | 45822 | 45824 | 45824 | 45821 | 45820 | 45841 | 45830 | 45825 | 45842 | 45833 | 45840 | 45836 | 45846 | 45834 | 45830 |
9 | 45822 | 45821 | 45833 | 45835 | 45833 | 45842 | 45831 | 45829 | 45841 | 45831 | 45845 | 45838 | 45840 | 45827 | 45811 |
10 | 45824 | 45813 | 45821 | 45817 | 45824 | 45845 | 45834 | 45824 | 45843 | 45835 | 45838 | 45832 | 45845 | 45811 | 45811 |
11 | 45821 | 45823 | 45822 | 45824 | 45821 | 45824 | 45829 | 45823 | 45822 | 45832 | 45836 | 45842 | 45845 | 45817 | 45827 |
12 | 45823 | 45821 | 45820 | 45824 | 45813 | 45838 | 45831 | 45819 | 45840 | 45831 | 45838 | 45842 | 45841 | 45818 | 45818 |
13 | 45822 | 45825 | 45823 | 45835 | 45828 | 45824 | 45834 | 45822 | 45822 | 45837 | 45845 | 45843 | 45840 | 45817 | 45817 |
14 | 45820 | 45819 | 45821 | 45819 | 45829 | 45841 | 45832 | 45832 | 45824 | 45839 | 45835 | 45827 | 45841 | 45822 | 45830 |
15 | 45821 | 45823 | 45821 | 45823 | 45835 | 45824 | 45832 | 45823 | 45824 | 45831 | 45834 | 45822 | 45838 | 45817 | 45817 |
16 | 45819 | 45820 | 45821 | 45824 | 45830 | 45831 | 45831 | 45825 | 45843 | 45831 | 45831 | 45838 | 45842 | 45817 | 45837 |
17 | 45818 | 45821 | 45820 | 45821 | 45829 | 45833 | 45831 | 45825 | 45826 | 45830 | 45843 | 45838 | 45846 | 45819 | 45817 |
18 | 45820 | 45824 | 45818 | 45817 | 45821 | 45825 | 45834 | 45825 | 45839 | 45831 | 45831 | 45824 | 45844 | 45833 | 45838 |
19 | 45821 | 45823 | 45821 | 45823 | 45833 | 45841 | 45829 | 45825 | 45839 | 45831 | 45831 | 45820 | 45846 | 45823 | 45823 |
20 | 45822 | 45821 | 45821 | 45818 | 45832 | 45825 | 45831 | 45823 | 45841 | 45831 | 45841 | 45822 | 45844 | 45824 | 45823 |
21 | 45817 | 45813 | 45821 | 45843 | 45821 | 45825 | 45838 | 45822 | 45822 | 45832 | 45834 | 45845 | 45841 | 45823 | 45822 |
22 | 45820 | 45818 | 45824 | 45824 | 45830 | 45832 | 45831 | 45823 | 45832 | 45831 | 45831 | 45829 | 45843 | 45836 | 45817 |
23 | 45820 | 45819 | 45823 | 45823 | 45830 | 45845 | 45834 | 45825 | 45822 | 45833 | 45831 | 45829 | 45847 | 45817 | 45817 |
25 | 45818 | 45822 | 45821 | 45831 | 45830 | 45831 | 45830 | 45825 | 45832 | 45831 | 45843 | 45831 | 45844 | 45824 | 45823 |
30 | 45821 | 45813 | 45822 | 45835 | 45832 | 45840 | 45831 | 45824 | 45841 | 45831 | 45831 | 45820 | 45842 | 45817 | 45823 |
40 | 45819 | 45820 | 45822 | 45821 | 45833 | 45825 | 45835 | 45825 | 45844 | 45834 | 45834 | 45820 | 45842 | 45817 | 45817 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 45830 bytes | – | 100% |
1,000 | 45821 bytes | -9 bytes | 100% |
10,000 | 45814 bytes | -7 bytes | 100% |
100,000 | 45812 bytes | -2 bytes | 2.32% |
1,000,000 | 45811 bytes | -1 byte | 0.87% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 45948 bytes | +137 bytes (+0.30%) | +37 bytes |
1 | 45911 bytes | +100 bytes (+0.22%) | – |
2 | 45939 bytes | +128 bytes (+0.28%) | +28 bytes |
3 | 45953 bytes | +142 bytes (+0.31%) | +42 bytes |
4 | 45988 bytes | +177 bytes (+0.39%) | +77 bytes |
5 | 45987 bytes | +176 bytes (+0.38%) | +76 bytes |
6 | 45989 bytes | +178 bytes (+0.39%) | +78 bytes |
7 | 46030 bytes | +219 bytes (+0.48%) | +119 bytes |
8 | 46046 bytes | +235 bytes (+0.51%) | +135 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 34374 bytes | -11437 bytes (-24.97%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 40540 bytes | -5271 bytes (-11.51%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 41365 bytes | -4446 bytes (-9.71%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 42403 bytes | -3408 bytes (-7.44%) |
LZMA2 (Wikipedia) | xz | xz -9 | 43460 bytes | -2351 bytes (-5.13%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 44735 bytes | -1076 bytes (-2.35%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 44903 bytes | -908 bytes (-1.98%) |