gzip -6 (default) |
55704 bytes (54.4k)
|
local copy |
gzip -9 |
55653 bytes (54.3k)
|
local copy |
libdeflate -12 |
53005 bytes (51.8k)
|
local copy |
7zip -mx=9 -tgzip |
52956 bytes (51.7k)
|
local copy |
pigz -11 -n |
52911 bytes (51.7k)
|
local copy |
zultra |
52911 bytes (51.7k)
|
local copy |
kzip -s0 -rn -b1 |
52909 bytes (51.7k)
|
local copy |
Zopfli |
52812 bytes (51.6k)
|
local copy |
Zopfli (defluff) |
52808 bytes (51.6k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 1000000 | --i1000000 |
maximum blocks | 8 | --mb8 |
maximum length score | 128 | --mls128 |
block splitting recursion | 9 | --bsr9 |
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 |
---|---|---|---|
52812 bytes | -1 byte | zopfli --i1000000 --mls128 --bsr9 --lazy --ohh | March 17, 2022 @ 17:22 |
52813 bytes | -1 byte | zopfli --i1000000 --mls32 --bsr4 --lazy --ohh | January 29, 2020 @ 21:19 |
52814 bytes | -6 bytes | zopfli --i100000 --mls32 --bsr4 --lazy --ohh | March 21, 2017 @ 13:15 |
52820 bytes | -1 byte | zopfli --i100000 --mls32 --bsr17 --lazy --ohh | March 21, 2017 @ 12:14 |
52821 bytes | -10 bytes | zopfli --i10000 --mls32 --bsr9 --lazy --ohh | March 11, 2017 @ 17:27 |
52831 bytes | -1 byte | zopfli --i1000 --mls64 --bsr30 --lazy --ohh | March 11, 2017 @ 14:21 |
52832 bytes | -2 bytes | zopfli --i1000 --mls64 --bsr2 --lazy --ohh | March 11, 2017 @ 14:10 |
52834 bytes | – | zopfli --i100 --mls64 --bsr2 --lazy --ohh | March 11, 2017 @ 02:36 |
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 | 52827 | 52827 | 52830 | 52830 | 52830 | 52827 | 52825 | 52838 | 52829 | 52832 | 52850 | 52833 | 52834 | 52853 | 52849 |
4 | 52861 | 52825 | 52826 | 52839 | 52813 | 52829 | 52833 | 52831 | 52834 | 52827 | 52831 | 52831 | 52832 | 52834 | 52838 |
6 | 52862 | 52823 | 52824 | 52827 | 52833 | 52838 | 52839 | 52833 | 52842 | 52835 | 52840 | 52832 | 52829 | 52831 | 52843 |
7 | 52828 | 52866 | 52863 | 52864 | 52822 | 52828 | 52830 | 52832 | 52832 | 52836 | 52840 | 52831 | 52831 | 52831 | 52837 |
8 | 52859 | 52825 | 52828 | 52828 | 52828 | 52827 | 52825 | 52828 | 52838 | 52834 | 52843 | 52840 | 52833 | 52833 | 52839 |
9 | 52826 | 52857 | 52827 | 52859 | 52820 | 52819 | 52812 | 52833 | 52844 | 52832 | 52829 | 52836 | 52830 | 52833 | 52839 |
10 | 52827 | 52860 | 52859 | 52817 | 52827 | 52835 | 52825 | 52828 | 52833 | 52838 | 52829 | 52832 | 52829 | 52829 | 52839 |
11 | 52825 | 52820 | 52825 | 52830 | 52822 | 52832 | 52828 | 52828 | 52833 | 52836 | 52831 | 52829 | 52829 | 52830 | 52849 |
12 | 52859 | 52827 | 52826 | 52859 | 52824 | 52832 | 52829 | 52828 | 52835 | 52838 | 52831 | 52836 | 52829 | 52837 | 52836 |
13 | 52831 | 52826 | 52826 | 52825 | 52822 | 52825 | 52817 | 52832 | 52831 | 52837 | 52833 | 52835 | 52830 | 52839 | 52837 |
14 | 52825 | 52827 | 52828 | 52825 | 52825 | 52825 | 52831 | 52830 | 52834 | 52834 | 52831 | 52835 | 52832 | 52840 | 52835 |
15 | 52826 | 52861 | 52828 | 52861 | 52826 | 52830 | 52823 | 52831 | 52832 | 52836 | 52834 | 52832 | 52834 | 52830 | 52834 |
16 | 52855 | 52827 | 52827 | 52828 | 52828 | 52827 | 52828 | 52829 | 52835 | 52829 | 52828 | 52835 | 52835 | 52834 | 52839 |
17 | 52856 | 52859 | 52827 | 52823 | 52820 | 52826 | 52826 | 52834 | 52834 | 52838 | 52835 | 52832 | 52832 | 52840 | 52841 |
18 | 52824 | 52860 | 52827 | 52861 | 52822 | 52826 | 52825 | 52833 | 52836 | 52835 | 52841 | 52832 | 52836 | 52829 | 52839 |
19 | 52825 | 52827 | 52828 | 52862 | 52822 | 52830 | 52828 | 52828 | 52833 | 52836 | 52832 | 52832 | 52836 | 52837 | 52839 |
20 | 52863 | 52858 | 52826 | 52822 | 52822 | 52828 | 52824 | 52832 | 52834 | 52837 | 52837 | 52831 | 52834 | 52839 | 52835 |
21 | 52858 | 52827 | 52825 | 52863 | 52822 | 52826 | 52823 | 52832 | 52835 | 52836 | 52834 | 52832 | 52835 | 52830 | 52839 |
22 | 52857 | 52827 | 52822 | 52860 | 52822 | 52828 | 52817 | 52831 | 52832 | 52836 | 52833 | 52831 | 52837 | 52830 | 52839 |
23 | 52824 | 52861 | 52827 | 52827 | 52825 | 52816 | 52826 | 52825 | 52834 | 52833 | 52832 | 52828 | 52829 | 52833 | 52835 |
25 | 52862 | 52826 | 52828 | 52830 | 52827 | 52825 | 52823 | 52834 | 52831 | 52838 | 52834 | 52835 | 52834 | 52830 | 52835 |
30 | 52859 | 52826 | 52828 | 52824 | 52820 | 52816 | 52829 | 52828 | 52832 | 52840 | 52834 | 52833 | 52833 | 52843 | 52837 |
40 | 52858 | 52828 | 52828 | 52830 | 52827 | 52821 | 52829 | 52828 | 52833 | 52835 | 52831 | 52833 | 52830 | 52837 | 52843 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 52834 bytes | – | 100% |
1,000 | 52831 bytes | -3 bytes | 100% |
10,000 | 52821 bytes | -10 bytes | 100% |
100,000 | 52814 bytes | -7 bytes | 4.06% |
1,000,000 | 52812 bytes | -2 bytes | 0.58% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 52998 bytes | +186 bytes (+0.35%) | +89 bytes |
1 | 52909 bytes | +97 bytes (+0.18%) | – |
2 | 52916 bytes | +104 bytes (+0.20%) | +7 bytes |
3 | 52957 bytes | +145 bytes (+0.27%) | +48 bytes |
4 | 52994 bytes | +182 bytes (+0.34%) | +85 bytes |
5 | 53035 bytes | +223 bytes (+0.42%) | +126 bytes |
6 | 53050 bytes | +238 bytes (+0.45%) | +141 bytes |
7 | 53101 bytes | +289 bytes (+0.55%) | +192 bytes |
8 | 53113 bytes | +301 bytes (+0.57%) | +204 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 38888 bytes | -13924 bytes (-26.37%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 46380 bytes | -6432 bytes (-12.18%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 47231 bytes | -5581 bytes (-10.57%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 48755 bytes | -4057 bytes (-7.68%) |
LZMA2 (Wikipedia) | xz | xz -9 | 49852 bytes | -2960 bytes (-5.60%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 51349 bytes | -1463 bytes (-2.77%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 51540 bytes | -1272 bytes (-2.41%) |