gzip -6 (default) |
48308 bytes (47.2k)
|
local copy |
gzip -9 |
48273 bytes (47.1k)
|
local copy |
7zip -mx=9 -tgzip |
46018 bytes (44.9k)
|
local copy |
libdeflate -12 |
45961 bytes (44.9k)
|
local copy |
kzip -s0 -rn -b1 |
45930 bytes (44.9k)
|
local copy |
pigz -11 -n |
45916 bytes (44.8k)
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local copy |
zultra |
45881 bytes (44.8k)
|
local copy |
Zopfli |
45825 bytes (44.8k)
|
local copy |
Zopfli (defluff) |
45823 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 |
---|---|---|---|
45825 bytes | -1 byte | zopfli --i1000000 --mls16384 --bsr10 --lazy --ohh | October 4, 2018 @ 20:50 |
45826 bytes | -3 bytes | zopfli --i100000 --mls16384 --bsr10 --lazy --ohh | October 4, 2018 @ 13:16 |
45829 bytes | -1 byte | zopfli --i100000 --mls4 --bsr22 --lazy --ohh | October 4, 2018 @ 12:37 |
45830 bytes | -1 byte | zopfli --i10000 --mls4 --bsr22 --lazy --ohh | October 3, 2018 @ 04:50 |
45831 bytes | -1 byte | zopfli --i10000 --mls4 --bsr10 --lazy --ohh | October 3, 2018 @ 04:41 |
45832 bytes | -5 bytes | zopfli --i10000 --mls512 --bsr13 --lazy --ohh | October 3, 2018 @ 02:30 |
45837 bytes | -6 bytes | zopfli --i1000 --mls32 --bsr12 --lazy --ohh | October 2, 2018 @ 19:04 |
45843 bytes | -2 bytes | zopfli --i1000 --mls2 --bsr22 --lazy --ohh | October 2, 2018 @ 19:01 |
45845 bytes | – | zopfli --i100 --mls4 --bsr22 --lazy --ohh | October 2, 2018 @ 11:44 |
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 | 45847 | 45842 | 45844 | 45843 | 45845 | 45842 | 45841 | 45841 | 45842 | 45858 | 45839 | 45839 | 45862 | 45854 | 45852 |
4 | 45834 | 45831 | 45835 | 45837 | 45838 | 45840 | 45846 | 45838 | 45842 | 45852 | 45845 | 45845 | 45845 | 45838 | 45841 |
6 | 45853 | 45855 | 45837 | 45832 | 45839 | 45840 | 45854 | 45840 | 45840 | 45849 | 45848 | 45841 | 45852 | 45844 | 45848 |
7 | 45832 | 45836 | 45836 | 45837 | 45846 | 45840 | 45850 | 45856 | 45840 | 45846 | 45847 | 45856 | 45859 | 45834 | 45853 |
8 | 45835 | 45838 | 45838 | 45838 | 45838 | 45856 | 45845 | 45839 | 45856 | 45848 | 45855 | 45855 | 45862 | 45841 | 45843 |
9 | 45835 | 45835 | 45848 | 45850 | 45847 | 45858 | 45846 | 45854 | 45855 | 45846 | 45860 | 45856 | 45855 | 45842 | 45832 |
10 | 45837 | 45831 | 45838 | 45835 | 45838 | 45860 | 45849 | 45848 | 45857 | 45851 | 45852 | 45847 | 45857 | 45825 | 45832 |
11 | 45833 | 45837 | 45836 | 45839 | 45836 | 45838 | 45844 | 45839 | 45837 | 45847 | 45850 | 45855 | 45861 | 45832 | 45841 |
12 | 45839 | 45835 | 45835 | 45838 | 45833 | 45856 | 45847 | 45834 | 45854 | 45846 | 45851 | 45857 | 45857 | 45833 | 45833 |
13 | 45835 | 45840 | 45838 | 45847 | 45836 | 45840 | 45849 | 45837 | 45832 | 45852 | 45859 | 45837 | 45857 | 45832 | 45833 |
14 | 45836 | 45834 | 45836 | 45833 | 45844 | 45855 | 45847 | 45856 | 45839 | 45853 | 45850 | 45839 | 45857 | 45837 | 45843 |
15 | 45838 | 45838 | 45835 | 45837 | 45848 | 45839 | 45847 | 45841 | 45854 | 45846 | 45849 | 45836 | 45858 | 45833 | 45832 |
16 | 45836 | 45835 | 45833 | 45838 | 45845 | 45847 | 45847 | 45840 | 45855 | 45846 | 45846 | 45856 | 45856 | 45832 | 45832 |
17 | 45832 | 45836 | 45834 | 45836 | 45844 | 45848 | 45846 | 45841 | 45841 | 45845 | 45861 | 45853 | 45857 | 45834 | 45832 |
18 | 45836 | 45838 | 45832 | 45832 | 45836 | 45840 | 45849 | 45840 | 45857 | 45846 | 45856 | 45841 | 45856 | 45838 | 45852 |
19 | 45836 | 45838 | 45836 | 45837 | 45839 | 45856 | 45843 | 45835 | 45856 | 45846 | 45856 | 45839 | 45861 | 45839 | 45837 |
20 | 45837 | 45836 | 45834 | 45833 | 45846 | 45840 | 45847 | 45859 | 45855 | 45846 | 45856 | 45837 | 45857 | 45838 | 45838 |
21 | 45834 | 45832 | 45836 | 45857 | 45836 | 45840 | 45853 | 45846 | 45837 | 45847 | 45849 | 45857 | 45856 | 45837 | 45837 |
22 | 45837 | 45829 | 45838 | 45839 | 45844 | 45846 | 45847 | 45849 | 45855 | 45846 | 45846 | 45844 | 45857 | 45845 | 45832 |
23 | 45841 | 45836 | 45837 | 45837 | 45845 | 45860 | 45849 | 45841 | 45837 | 45848 | 45846 | 45848 | 45860 | 45833 | 45833 |
25 | 45832 | 45837 | 45839 | 45845 | 45845 | 45852 | 45845 | 45840 | 45858 | 45854 | 45857 | 45846 | 45860 | 45838 | 45838 |
30 | 45833 | 45833 | 45834 | 45848 | 45846 | 45856 | 45847 | 45839 | 45856 | 45845 | 45850 | 45836 | 45857 | 45832 | 45834 |
40 | 45834 | 45834 | 45836 | 45836 | 45836 | 45840 | 45850 | 45840 | 45858 | 45848 | 45859 | 45837 | 45857 | 45832 | 45832 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 45845 bytes | – | 100% |
1,000 | 45837 bytes | -8 bytes | 100% |
10,000 | 45830 bytes | -7 bytes | 100% |
100,000 | 45826 bytes | -4 bytes | 0.58% |
1,000,000 | 45825 bytes | -1 byte | 0.29% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 45966 bytes | +141 bytes (+0.31%) | +36 bytes |
1 | 45930 bytes | +105 bytes (+0.23%) | – |
2 | 45956 bytes | +131 bytes (+0.29%) | +26 bytes |
3 | 45970 bytes | +145 bytes (+0.32%) | +40 bytes |
4 | 45995 bytes | +170 bytes (+0.37%) | +65 bytes |
5 | 46004 bytes | +179 bytes (+0.39%) | +74 bytes |
6 | 46010 bytes | +185 bytes (+0.40%) | +80 bytes |
7 | 46048 bytes | +223 bytes (+0.49%) | +118 bytes |
8 | 46059 bytes | +234 bytes (+0.51%) | +129 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 34383 bytes | -11442 bytes (-24.97%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 40556 bytes | -5269 bytes (-11.50%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 41377 bytes | -4448 bytes (-9.71%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 42452 bytes | -3373 bytes (-7.36%) |
LZMA2 (Wikipedia) | xz | xz -9 | 43472 bytes | -2353 bytes (-5.13%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 44640 bytes | -1185 bytes (-2.59%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 44906 bytes | -919 bytes (-2.01%) |