gzip -6 (default) |
55659 bytes (54.4k)
|
local copy |
gzip -9 |
55605 bytes (54.3k)
|
local copy |
libdeflate -12 |
52949 bytes (51.7k)
|
local copy |
7zip -mx=9 -tgzip |
52915 bytes (51.7k)
|
local copy |
zultra |
52871 bytes (51.6k)
|
local copy |
kzip -s0 -rn -b1 |
52870 bytes (51.6k)
|
local copy |
pigz -11 -n |
52869 bytes (51.6k)
|
local copy |
Zopfli |
52778 bytes (51.5k)
|
local copy |
Zopfli (defluff) |
52775 bytes (51.5k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 100000 | --i100000 |
maximum blocks | 8 | --mb8 |
maximum length score | 32 | --mls32 |
block splitting recursion | 15 | --bsr15 |
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 |
---|---|---|---|
52778 bytes | -1 byte | zopfli --i100000 --mls32 --bsr15 --lazy --ohh | January 25, 2017 @ 15:07 |
52779 bytes | -6 bytes | zopfli --i100000 --mls16 --bsr10 --lazy --ohh | January 25, 2017 @ 12:47 |
52785 bytes | -2 bytes | zopfli --i10000 --mls16 --bsr10 --lazy --ohh | January 25, 2017 @ 12:08 |
52787 bytes | -5 bytes | zopfli --i10000 --mls64 --bsr13 --lazy --ohh | January 25, 2017 @ 12:05 |
52792 bytes | -1 byte | zopfli --i10000 --mls32 --bsr23 --lazy --ohh | January 25, 2017 @ 12:02 |
52793 bytes | -2 bytes | zopfli --i1000 --mls64 --bsr13 --lazy --ohh | January 25, 2017 @ 11:56 |
52795 bytes | -5 bytes | zopfli --i1000 --mls32 --bsr10 --lazy --ohh | January 25, 2017 @ 11:56 |
52800 bytes | – | zopfli --i100 --mls32 --bsr10 --lazy --ohh | January 25, 2017 @ 11:54 |
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 | 52789 | 52790 | 52790 | 52792 | 52790 | 52787 | 52788 | 52797 | 52793 | 52793 | 52797 | 52792 | 52797 | 52816 | 52817 |
4 | 52828 | 52790 | 52792 | 52802 | 52790 | 52791 | 52792 | 52793 | 52801 | 52793 | 52795 | 52796 | 52795 | 52795 | 52799 |
6 | 52823 | 52789 | 52791 | 52789 | 52790 | 52800 | 52799 | 52798 | 52805 | 52797 | 52795 | 52788 | 52792 | 52800 | 52807 |
7 | 52792 | 52819 | 52822 | 52826 | 52804 | 52788 | 52781 | 52791 | 52788 | 52796 | 52804 | 52789 | 52792 | 52798 | 52806 |
8 | 52821 | 52789 | 52786 | 52786 | 52792 | 52788 | 52791 | 52790 | 52798 | 52799 | 52796 | 52795 | 52796 | 52797 | 52801 |
9 | 52791 | 52815 | 52792 | 52820 | 52778 | 52791 | 52778 | 52791 | 52803 | 52796 | 52793 | 52796 | 52793 | 52800 | 52801 |
10 | 52792 | 52821 | 52818 | 52779 | 52788 | 52796 | 52787 | 52791 | 52792 | 52797 | 52793 | 52793 | 52792 | 52800 | 52801 |
11 | 52791 | 52792 | 52790 | 52792 | 52779 | 52790 | 52790 | 52786 | 52799 | 52796 | 52795 | 52792 | 52792 | 52793 | 52811 |
12 | 52823 | 52820 | 52792 | 52821 | 52787 | 52790 | 52783 | 52792 | 52801 | 52797 | 52792 | 52796 | 52792 | 52791 | 52804 |
13 | 52821 | 52821 | 52792 | 52789 | 52802 | 52787 | 52781 | 52790 | 52800 | 52797 | 52793 | 52795 | 52792 | 52801 | 52798 |
14 | 52791 | 52818 | 52780 | 52789 | 52788 | 52786 | 52793 | 52788 | 52792 | 52796 | 52799 | 52795 | 52792 | 52801 | 52799 |
15 | 52823 | 52821 | 52790 | 52822 | 52778 | 52789 | 52791 | 52791 | 52792 | 52796 | 52798 | 52793 | 52793 | 52793 | 52793 |
16 | 52818 | 52820 | 52821 | 52789 | 52791 | 52790 | 52790 | 52791 | 52806 | 52799 | 52790 | 52795 | 52798 | 52801 | 52801 |
17 | 52822 | 52814 | 52786 | 52790 | 52788 | 52790 | 52789 | 52792 | 52799 | 52795 | 52795 | 52797 | 52795 | 52799 | 52798 |
18 | 52792 | 52822 | 52792 | 52823 | 52779 | 52791 | 52790 | 52790 | 52809 | 52795 | 52797 | 52793 | 52799 | 52792 | 52801 |
19 | 52791 | 52790 | 52780 | 52822 | 52787 | 52790 | 52790 | 52786 | 52799 | 52795 | 52795 | 52793 | 52800 | 52801 | 52801 |
20 | 52822 | 52819 | 52788 | 52786 | 52779 | 52791 | 52789 | 52791 | 52800 | 52797 | 52796 | 52790 | 52794 | 52801 | 52798 |
21 | 52822 | 52817 | 52791 | 52822 | 52779 | 52788 | 52787 | 52790 | 52801 | 52796 | 52789 | 52795 | 52792 | 52800 | 52801 |
22 | 52820 | 52819 | 52784 | 52821 | 52779 | 52790 | 52791 | 52793 | 52792 | 52797 | 52795 | 52792 | 52796 | 52793 | 52801 |
23 | 52822 | 52822 | 52786 | 52789 | 52792 | 52790 | 52787 | 52792 | 52799 | 52795 | 52791 | 52793 | 52793 | 52794 | 52801 |
25 | 52825 | 52791 | 52789 | 52794 | 52787 | 52794 | 52787 | 52791 | 52801 | 52796 | 52795 | 52795 | 52791 | 52793 | 52801 |
30 | 52823 | 52823 | 52790 | 52789 | 52779 | 52790 | 52790 | 52791 | 52799 | 52799 | 52796 | 52797 | 52793 | 52803 | 52801 |
40 | 52822 | 52814 | 52779 | 52792 | 52789 | 52784 | 52790 | 52794 | 52800 | 52795 | 52791 | 52794 | 52793 | 52801 | 52804 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 52800 bytes | – | 100% |
1,000 | 52793 bytes | -7 bytes | 100% |
10,000 | 52784 bytes | -9 bytes | 100% |
100,000 | 52778 bytes | -6 bytes | 5.80% |
1,000,000 | 52778 bytes | – | 0.87% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 52954 bytes | +176 bytes (+0.33%) | +84 bytes |
1 | 52870 bytes | +92 bytes (+0.17%) | – |
2 | 52877 bytes | +99 bytes (+0.19%) | +7 bytes |
3 | 52919 bytes | +141 bytes (+0.27%) | +49 bytes |
4 | 52954 bytes | +176 bytes (+0.33%) | +84 bytes |
5 | 52995 bytes | +217 bytes (+0.41%) | +125 bytes |
6 | 53013 bytes | +235 bytes (+0.45%) | +143 bytes |
7 | 53060 bytes | +282 bytes (+0.53%) | +190 bytes |
8 | 53074 bytes | +296 bytes (+0.56%) | +204 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 38855 bytes | -13923 bytes (-26.38%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 46347 bytes | -6431 bytes (-12.19%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 47199 bytes | -5579 bytes (-10.57%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 48789 bytes | -3989 bytes (-7.56%) |
LZMA2 (Wikipedia) | xz | xz -9 | 49820 bytes | -2958 bytes (-5.60%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 51312 bytes | -1466 bytes (-2.78%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 51489 bytes | -1289 bytes (-2.44%) |