gzip -6 (default) |
55743 bytes (54.4k)
|
local copy |
gzip -9 |
55690 bytes (54.4k)
|
local copy |
libdeflate -12 |
53053 bytes (51.8k)
|
local copy |
7zip -mx=9 -tgzip |
52999 bytes (51.8k)
|
local copy |
zultra |
52962 bytes (51.7k)
|
local copy |
pigz -11 -n |
52961 bytes (51.7k)
|
local copy |
kzip -s0 -rn -b1 |
52951 bytes (51.7k)
|
local copy |
Zopfli |
52863 bytes (51.6k)
|
local copy |
Zopfli (defluff) |
52859 bytes (51.6k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 100000 | --i100000 |
maximum blocks | 8 | --mb8 |
maximum length score | 64 | --mls64 |
block splitting recursion | 16 | --bsr16 |
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 |
---|---|---|---|
52863 bytes | -1 byte | zopfli --i100000 --mls64 --bsr16 --lazy --ohh | December 19, 2016 @ 09:53 |
52864 bytes | -1 byte | zopfli --i100000 --mls64 --bsr15 --lazy --ohh | December 19, 2016 @ 01:26 |
52865 bytes | -3 bytes | zopfli --i100000 --mls32 --bsr21 --lazy --ohh | December 19, 2016 @ 00:41 |
52868 bytes | -1 byte | zopfli --i10000 --mls64 --bsr15 --lazy --ohh | December 19, 2016 @ 00:27 |
52869 bytes | -8 bytes | zopfli --i10000 --mls32 --bsr21 --lazy --ohh | December 18, 2016 @ 22:49 |
52877 bytes | -1 byte | zopfli --i1000 --mls16 --bsr16 --lazy --ohh | December 18, 2016 @ 22:37 |
52878 bytes | -4 bytes | zopfli --i1000 --mls128 --bsr23 --lazy --ohh | December 18, 2016 @ 22:34 |
52882 bytes | – | zopfli --i100 --mls128 --bsr23 --lazy --ohh | December 18, 2016 @ 22:26 |
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 | 52871 | 52872 | 52874 | 52876 | 52875 | 52871 | 52873 | 52882 | 52878 | 52880 | 52900 | 52877 | 52882 | 52900 | 52894 |
4 | 52904 | 52874 | 52873 | 52879 | 52873 | 52873 | 52875 | 52875 | 52876 | 52879 | 52876 | 52878 | 52881 | 52880 | 52884 |
6 | 52875 | 52873 | 52873 | 52874 | 52887 | 52885 | 52888 | 52880 | 52884 | 52882 | 52873 | 52877 | 52878 | 52878 | 52891 |
7 | 52893 | 52872 | 52902 | 52871 | 52885 | 52877 | 52875 | 52872 | 52878 | 52881 | 52873 | 52878 | 52875 | 52878 | 52887 |
8 | 52896 | 52875 | 52873 | 52870 | 52871 | 52885 | 52874 | 52875 | 52882 | 52882 | 52874 | 52881 | 52880 | 52880 | 52878 |
9 | 52892 | 52898 | 52873 | 52872 | 52870 | 52873 | 52870 | 52873 | 52889 | 52881 | 52878 | 52879 | 52880 | 52878 | 52886 |
10 | 52874 | 52903 | 52902 | 52868 | 52872 | 52871 | 52875 | 52872 | 52880 | 52882 | 52873 | 52880 | 52879 | 52879 | 52886 |
11 | 52873 | 52875 | 52902 | 52875 | 52865 | 52871 | 52865 | 52883 | 52877 | 52881 | 52880 | 52881 | 52879 | 52878 | 52897 |
12 | 52897 | 52900 | 52902 | 52902 | 52873 | 52871 | 52866 | 52874 | 52880 | 52882 | 52873 | 52880 | 52878 | 52876 | 52886 |
13 | 52903 | 52902 | 52904 | 52873 | 52865 | 52886 | 52874 | 52872 | 52878 | 52881 | 52876 | 52880 | 52879 | 52885 | 52883 |
14 | 52868 | 52899 | 52898 | 52864 | 52872 | 52871 | 52875 | 52874 | 52877 | 52880 | 52874 | 52874 | 52879 | 52885 | 52886 |
15 | 52903 | 52901 | 52894 | 52905 | 52870 | 52864 | 52872 | 52872 | 52877 | 52880 | 52876 | 52875 | 52878 | 52877 | 52887 |
16 | 52899 | 52899 | 52873 | 52870 | 52870 | 52863 | 52873 | 52872 | 52885 | 52882 | 52878 | 52877 | 52883 | 52878 | 52883 |
17 | 52903 | 52903 | 52874 | 52872 | 52870 | 52874 | 52873 | 52875 | 52877 | 52881 | 52874 | 52881 | 52878 | 52884 | 52884 |
18 | 52873 | 52894 | 52873 | 52873 | 52870 | 52875 | 52870 | 52875 | 52881 | 52880 | 52881 | 52877 | 52883 | 52878 | 52884 |
19 | 52872 | 52903 | 52872 | 52874 | 52870 | 52873 | 52873 | 52875 | 52878 | 52881 | 52879 | 52877 | 52880 | 52878 | 52886 |
20 | 52872 | 52902 | 52874 | 52870 | 52865 | 52873 | 52873 | 52882 | 52879 | 52881 | 52877 | 52877 | 52879 | 52885 | 52885 |
21 | 52899 | 52873 | 52872 | 52871 | 52865 | 52874 | 52871 | 52876 | 52880 | 52880 | 52878 | 52880 | 52878 | 52877 | 52891 |
22 | 52902 | 52903 | 52901 | 52873 | 52872 | 52870 | 52874 | 52872 | 52877 | 52882 | 52877 | 52877 | 52880 | 52878 | 52885 |
23 | 52872 | 52902 | 52874 | 52872 | 52870 | 52871 | 52871 | 52873 | 52878 | 52880 | 52877 | 52873 | 52879 | 52878 | 52884 |
25 | 52900 | 52874 | 52901 | 52870 | 52874 | 52870 | 52872 | 52871 | 52879 | 52880 | 52882 | 52882 | 52881 | 52877 | 52883 |
30 | 52898 | 52875 | 52903 | 52871 | 52870 | 52863 | 52875 | 52875 | 52877 | 52884 | 52875 | 52878 | 52878 | 52886 | 52884 |
40 | 52904 | 52902 | 52873 | 52870 | 52875 | 52871 | 52874 | 52872 | 52878 | 52880 | 52876 | 52877 | 52878 | 52884 | 52879 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 52882 bytes | – | 100% |
1,000 | 52877 bytes | -5 bytes | 100% |
10,000 | 52868 bytes | -9 bytes | 100% |
100,000 | 52863 bytes | -5 bytes | 4.35% |
1,000,000 | 52863 bytes | – | 0.58% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 53038 bytes | +175 bytes (+0.33%) | +87 bytes |
1 | 52951 bytes | +88 bytes (+0.17%) | – |
2 | 52961 bytes | +98 bytes (+0.19%) | +10 bytes |
3 | 52999 bytes | +136 bytes (+0.26%) | +48 bytes |
4 | 53040 bytes | +177 bytes (+0.33%) | +89 bytes |
5 | 53065 bytes | +202 bytes (+0.38%) | +114 bytes |
6 | 53091 bytes | +228 bytes (+0.43%) | +140 bytes |
7 | 53143 bytes | +280 bytes (+0.53%) | +192 bytes |
8 | 53144 bytes | +281 bytes (+0.53%) | +193 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 38920 bytes | -13943 bytes (-26.38%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 46415 bytes | -6448 bytes (-12.20%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 47275 bytes | -5588 bytes (-10.57%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 48825 bytes | -4038 bytes (-7.64%) |
LZMA2 (Wikipedia) | xz | xz -9 | 49904 bytes | -2959 bytes (-5.60%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 51386 bytes | -1477 bytes (-2.79%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 51559 bytes | -1304 bytes (-2.47%) |