gzip -6 (default) |
55781 bytes (54.5k)
|
local copy |
gzip -9 |
55732 bytes (54.4k)
|
local copy |
libdeflate -12 |
53088 bytes (51.8k)
|
local copy |
7zip -mx=9 -tgzip |
53067 bytes (51.8k)
|
local copy |
pigz -11 -n |
52998 bytes (51.8k)
|
local copy |
zultra |
52998 bytes (51.8k)
|
local copy |
kzip -s0 -rn -b1 |
52985 bytes (51.7k)
|
local copy |
Zopfli |
52893 bytes (51.7k)
|
local copy |
Zopfli (defluff) |
52891 bytes (51.7k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 1000000 | --i1000000 |
maximum blocks | 8 | --mb8 |
maximum length score | 16 | --mls16 |
block splitting recursion | 13 | --bsr13 |
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 |
---|---|---|---|
52893 bytes | -5 bytes | zopfli --i1000000 --mls16 --bsr13 --lazy --ohh | January 29, 2020 @ 22:46 |
52898 bytes | -5 bytes | zopfli --i100000 --mls16 --bsr13 --lazy --ohh | March 21, 2017 @ 12:13 |
52903 bytes | -2 bytes | zopfli --i10000 --mls16 --bsr13 --lazy --ohh | March 14, 2017 @ 08:36 |
52905 bytes | -5 bytes | zopfli --i10000 --mls16 --bsr15 --lazy --ohh | March 14, 2017 @ 07:37 |
52910 bytes | -4 bytes | zopfli --i1000 --mls32 --bsr17 --lazy --ohh | March 14, 2017 @ 04:19 |
52914 bytes | – | zopfli --i100 --mls32 --bsr17 --lazy --ohh | March 11, 2017 @ 05:01 |
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 | 52910 | 52911 | 52910 | 52911 | 52911 | 52908 | 52909 | 52920 | 52912 | 52917 | 52932 | 52911 | 52918 | 52937 | 52930 |
4 | 52911 | 52910 | 52918 | 52907 | 52906 | 52909 | 52910 | 52908 | 52910 | 52914 | 52912 | 52911 | 52917 | 52914 | 52919 |
6 | 52943 | 52908 | 52908 | 52907 | 52921 | 52920 | 52922 | 52911 | 52917 | 52918 | 52910 | 52914 | 52914 | 52915 | 52919 |
7 | 52907 | 52908 | 52942 | 52906 | 52921 | 52909 | 52911 | 52913 | 52919 | 52915 | 52909 | 52914 | 52912 | 52913 | 52914 |
8 | 52942 | 52941 | 52908 | 52907 | 52909 | 52921 | 52909 | 52909 | 52917 | 52916 | 52909 | 52915 | 52917 | 52913 | 52914 |
9 | 52905 | 52932 | 52909 | 52907 | 52905 | 52911 | 52895 | 52911 | 52923 | 52915 | 52912 | 52914 | 52913 | 52915 | 52921 |
10 | 52908 | 52943 | 52932 | 52905 | 52906 | 52908 | 52909 | 52906 | 52915 | 52915 | 52909 | 52912 | 52914 | 52913 | 52922 |
11 | 52909 | 52909 | 52941 | 52908 | 52906 | 52906 | 52909 | 52910 | 52911 | 52916 | 52912 | 52917 | 52912 | 52929 | 52918 |
12 | 52942 | 52909 | 52942 | 52944 | 52908 | 52907 | 52909 | 52907 | 52915 | 52915 | 52909 | 52911 | 52914 | 52910 | 52920 |
13 | 52939 | 52909 | 52909 | 52893 | 52906 | 52906 | 52907 | 52908 | 52913 | 52919 | 52912 | 52915 | 52917 | 52915 | 52918 |
14 | 52906 | 52942 | 52933 | 52906 | 52906 | 52906 | 52909 | 52908 | 52912 | 52915 | 52917 | 52909 | 52914 | 52919 | 52918 |
15 | 52940 | 52939 | 52941 | 52905 | 52905 | 52906 | 52911 | 52907 | 52910 | 52914 | 52945 | 52911 | 52912 | 52913 | 52923 |
16 | 52940 | 52942 | 52909 | 52905 | 52905 | 52906 | 52907 | 52907 | 52920 | 52915 | 52912 | 52913 | 52914 | 52913 | 52916 |
17 | 52940 | 52939 | 52940 | 52907 | 52905 | 52910 | 52906 | 52911 | 52912 | 52914 | 52912 | 52915 | 52914 | 52917 | 52916 |
18 | 52909 | 52932 | 52909 | 52908 | 52906 | 52909 | 52909 | 52908 | 52908 | 52915 | 52916 | 52911 | 52913 | 52913 | 52916 |
19 | 52909 | 52941 | 52909 | 52943 | 52908 | 52910 | 52907 | 52911 | 52912 | 52914 | 52915 | 52911 | 52916 | 52913 | 52921 |
20 | 52941 | 52909 | 52909 | 52907 | 52905 | 52909 | 52907 | 52917 | 52914 | 52915 | 52913 | 52912 | 52914 | 52921 | 52918 |
21 | 52942 | 52909 | 52909 | 52906 | 52906 | 52908 | 52906 | 52911 | 52914 | 52916 | 52912 | 52915 | 52913 | 52913 | 52920 |
22 | 52941 | 52941 | 52942 | 52908 | 52906 | 52906 | 52909 | 52909 | 52913 | 52916 | 52912 | 52911 | 52915 | 52916 | 52921 |
23 | 52909 | 52939 | 52941 | 52907 | 52906 | 52901 | 52910 | 52912 | 52912 | 52915 | 52909 | 52909 | 52914 | 52914 | 52918 |
25 | 52940 | 52902 | 52941 | 52905 | 52905 | 52905 | 52909 | 52911 | 52914 | 52915 | 52915 | 52916 | 52916 | 52913 | 52918 |
30 | 52936 | 52909 | 52906 | 52907 | 52906 | 52907 | 52911 | 52910 | 52911 | 52915 | 52915 | 52913 | 52916 | 52919 | 52922 |
40 | 52942 | 52942 | 52910 | 52906 | 52911 | 52907 | 52907 | 52908 | 52913 | 52914 | 52912 | 52916 | 52915 | 52921 | 52914 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 52914 bytes | – | 100% |
1,000 | 52910 bytes | -4 bytes | 100% |
10,000 | 52903 bytes | -7 bytes | 100% |
100,000 | 52898 bytes | -5 bytes | 2.90% |
1,000,000 | 52893 bytes | -5 bytes | 0.58% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 53070 bytes | +177 bytes (+0.33%) | +85 bytes |
1 | 52985 bytes | +92 bytes (+0.17%) | – |
2 | 52995 bytes | +102 bytes (+0.19%) | +10 bytes |
3 | 53025 bytes | +132 bytes (+0.25%) | +40 bytes |
4 | 53061 bytes | +168 bytes (+0.32%) | +76 bytes |
5 | 53109 bytes | +216 bytes (+0.41%) | +124 bytes |
6 | 53132 bytes | +239 bytes (+0.45%) | +147 bytes |
7 | 53164 bytes | +271 bytes (+0.51%) | +179 bytes |
8 | 53187 bytes | +294 bytes (+0.56%) | +202 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 38943 bytes | -13950 bytes (-26.37%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 46443 bytes | -6450 bytes (-12.19%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 47290 bytes | -5603 bytes (-10.59%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 48815 bytes | -4078 bytes (-7.71%) |
LZMA2 (Wikipedia) | xz | xz -9 | 49932 bytes | -2961 bytes (-5.60%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 51319 bytes | -1574 bytes (-2.98%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 51418 bytes | -1475 bytes (-2.79%) |