gzip -6 (default) |
14505 bytes (14.2k)
|
local copy |
gzip -9 |
14460 bytes (14.1k)
|
local copy |
kzip -s0 -rn -b2 |
13983 bytes (13.7k)
|
local copy |
libdeflate -12 |
13975 bytes (13.6k)
|
local copy |
7zip -mx=9 -tgzip |
13954 bytes (13.6k)
|
local copy |
zultra |
13950 bytes (13.6k)
|
local copy |
pigz -11 -n |
13940 bytes (13.6k)
|
local copy |
Zopfli |
13920 bytes (13.6k)
|
local copy |
Zopfli (defluff) |
13919 bytes (13.6k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 100000 | --i100000 |
maximum blocks | 8 | --mb8 |
maximum length score | 32 | --mls32 |
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 |
---|---|---|---|
13920 bytes | -2 bytes | zopfli --i100000 --mls32 --bsr10 --lazy --ohh | January 5, 2016 @ 11:39 |
13922 bytes | -2 bytes | zopfli --i100000 --mls512 --bsr10 --lazy --ohh | September 2, 2015 @ 02:35 |
13924 bytes | -2 bytes | zopfli --i10000 --mls512 --bsr10 --lazy --ohh | September 1, 2015 @ 21:29 |
13926 bytes | -5 bytes | zopfli --i1000 --mls512 --bsr10 --lazy --ohh | September 1, 2015 @ 20:40 |
13931 bytes | – | zopfli --i100 --mls2048 --bsr9 --lazy --ohh | September 1, 2015 @ 20:25 |
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 | 13931 | 13930 | 13931 | 13930 | 13936 | 13938 | 13934 | 13935 | 13929 | 13937 | 13936 | 13938 | 13936 | 13933 | 13935 |
4 | 13925 | 13931 | 13931 | 13927 | 13928 | 13924 | 13924 | 13929 | 13925 | 13933 | 13934 | 13934 | 13934 | 13932 | 13929 |
6 | 13930 | 13927 | 13923 | 13925 | 13926 | 13925 | 13926 | 13926 | 13923 | 13929 | 13924 | 13931 | 13942 | 13940 | 13937 |
7 | 13925 | 13924 | 13924 | 13933 | 13927 | 13927 | 13929 | 13929 | 13931 | 13930 | 13932 | 13930 | 13932 | 13934 | 13943 |
8 | 13925 | 13925 | 13925 | 13934 | 13929 | 13926 | 13936 | 13928 | 13933 | 13930 | 13926 | 13931 | 13936 | 13940 | 13937 |
9 | 13924 | 13926 | 13932 | 13925 | 13926 | 13925 | 13928 | 13929 | 13926 | 13931 | 13924 | 13929 | 13931 | 13929 | 13925 |
10 | 13930 | 13924 | 13929 | 13933 | 13920 | 13924 | 13924 | 13924 | 13922 | 13931 | 13929 | 13934 | 13929 | 13942 | 13930 |
11 | 13925 | 13934 | 13923 | 13935 | 13926 | 13926 | 13924 | 13925 | 13926 | 13930 | 13931 | 13933 | 13942 | 13932 | 13929 |
12 | 13923 | 13933 | 13924 | 13925 | 13928 | 13927 | 13927 | 13929 | 13928 | 13933 | 13926 | 13932 | 13933 | 13933 | 13927 |
13 | 13926 | 13930 | 13925 | 13934 | 13927 | 13924 | 13926 | 13929 | 13926 | 13933 | 13930 | 13930 | 13940 | 13930 | 13937 |
14 | 13924 | 13934 | 13924 | 13926 | 13925 | 13925 | 13929 | 13928 | 13926 | 13929 | 13928 | 13931 | 13934 | 13930 | 13928 |
15 | 13924 | 13925 | 13925 | 13925 | 13927 | 13927 | 13929 | 13929 | 13928 | 13932 | 13929 | 13929 | 13946 | 13930 | 13945 |
16 | 13924 | 13925 | 13924 | 13934 | 13925 | 13926 | 13927 | 13925 | 13924 | 13932 | 13928 | 13931 | 13928 | 13928 | 13925 |
17 | 13925 | 13926 | 13924 | 13934 | 13926 | 13931 | 13934 | 13932 | 13930 | 13930 | 13926 | 13929 | 13929 | 13928 | 13924 |
18 | 13925 | 13926 | 13923 | 13923 | 13924 | 13924 | 13926 | 13926 | 13926 | 13933 | 13935 | 13933 | 13931 | 13929 | 13927 |
19 | 13926 | 13933 | 13927 | 13929 | 13926 | 13931 | 13926 | 13929 | 13928 | 13930 | 13926 | 13929 | 13931 | 13927 | 13928 |
20 | 13926 | 13927 | 13933 | 13933 | 13924 | 13930 | 13932 | 13933 | 13929 | 13933 | 13930 | 13929 | 13943 | 13933 | 13937 |
21 | 13926 | 13923 | 13923 | 13927 | 13927 | 13925 | 13926 | 13930 | 13928 | 13933 | 13928 | 13929 | 13942 | 13940 | 13937 |
22 | 13925 | 13934 | 13923 | 13923 | 13927 | 13926 | 13926 | 13925 | 13929 | 13930 | 13926 | 13929 | 13929 | 13943 | 13927 |
23 | 13925 | 13926 | 13925 | 13926 | 13927 | 13924 | 13932 | 13933 | 13930 | 13933 | 13930 | 13931 | 13933 | 13933 | 13926 |
25 | 13926 | 13934 | 13936 | 13937 | 13925 | 13924 | 13926 | 13926 | 13930 | 13930 | 13925 | 13930 | 13942 | 13942 | 13931 |
30 | 13927 | 13934 | 13931 | 13933 | 13927 | 13923 | 13928 | 13925 | 13929 | 13933 | 13933 | 13931 | 13930 | 13930 | 13925 |
40 | 13925 | 13925 | 13926 | 13925 | 13924 | 13926 | 13925 | 13927 | 13933 | 13933 | 13931 | 13930 | 13942 | 13941 | 13938 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 13927 bytes | – | 100% |
1,000 | 13923 bytes | -4 bytes | 100% |
10,000 | 13922 bytes | -1 byte | 100% |
100,000 | 13920 bytes | -2 bytes | 0.58% |
1,000,000 | – | – | – |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 13985 bytes | +65 bytes (+0.47%) | +2 bytes |
1 | 13985 bytes | +65 bytes (+0.47%) | +2 bytes |
2 | 13983 bytes | +63 bytes (+0.45%) | – |
3 | 13985 bytes | +65 bytes (+0.47%) | +2 bytes |
4 | 14004 bytes | +84 bytes (+0.60%) | +21 bytes |
5 | 14009 bytes | +89 bytes (+0.64%) | +26 bytes |
6 | 14040 bytes | +120 bytes (+0.86%) | +57 bytes |
7 | 14073 bytes | +153 bytes (+1.10%) | +90 bytes |
8 | 14124 bytes | +204 bytes (+1.47%) | +141 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 12073 bytes | -1847 bytes (-13.27%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 12117 bytes | -1803 bytes (-12.95%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 12853 bytes | -1067 bytes (-7.67%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 13189 bytes | -731 bytes (-5.25%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 13673 bytes | -247 bytes (-1.77%) |
LZMA2 (Wikipedia) | xz | xz -9 | 13860 bytes | -60 bytes (-0.43%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 13971 bytes | +51 bytes (+0.37%) |