gzip -6 (default) |
55868 bytes (54.6k)
|
local copy |
gzip -9 |
55815 bytes (54.5k)
|
local copy |
libdeflate -12 |
53165 bytes (51.9k)
|
local copy |
7zip -mx=9 -tgzip |
53145 bytes (51.9k)
|
local copy |
zultra |
53076 bytes (51.8k)
|
local copy |
pigz -11 -n |
53074 bytes (51.8k)
|
local copy |
kzip -s0 -rn -b1 |
53072 bytes (51.8k)
|
local copy |
Zopfli |
52975 bytes (51.7k)
|
local copy |
Zopfli (defluff) |
52970 bytes (51.7k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 100000 | --i100000 |
maximum blocks | 8 | --mb8 |
maximum length score | 8 | --mls8 |
block splitting recursion | 8 | --bsr8 |
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 |
---|---|---|---|
52975 bytes | -1 byte | zopfli --i100000 --mls8 --bsr8 --lazy --ohh | February 21, 2019 @ 20:36 |
52976 bytes | -1 byte | zopfli --i100000 --mls8 --bsr40 --lazy --ohh | February 21, 2019 @ 19:52 |
52977 bytes | -1 byte | zopfli --i100000 --mls8 --bsr10 --lazy --ohh | February 21, 2019 @ 17:49 |
52978 bytes | -6 bytes | zopfli --i100000 --mls128 --bsr15 --lazy --ohh | February 19, 2019 @ 23:35 |
52984 bytes | -1 byte | zopfli --i10000 --mls128 --bsr15 --lazy --ohh | February 19, 2019 @ 16:32 |
52985 bytes | -3 bytes | zopfli --i10000 --mls2 --bsr25 --lazy --ohh | February 19, 2019 @ 14:11 |
52988 bytes | -1 byte | zopfli --i1000 --mls128 --bsr13 --lazy --ohh | February 19, 2019 @ 08:31 |
52989 bytes | -2 bytes | zopfli --i1000 --mls128 --bsr20 --lazy --ohh | February 19, 2019 @ 07:41 |
52991 bytes | – | zopfli --i100 --mls16 --bsr11 --lazy --ohh | February 18, 2019 @ 19:15 |
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 | 52987 | 52988 | 52988 | 52990 | 52990 | 52987 | 52988 | 52988 | 52987 | 52989 | 52990 | 52990 | 52999 | 53019 | 53007 |
4 | 52986 | 52994 | 52986 | 52989 | 52998 | 52991 | 52986 | 52986 | 52992 | 52988 | 52992 | 52994 | 53004 | 53008 | 52997 |
6 | 53027 | 53019 | 52985 | 52987 | 52997 | 52989 | 52997 | 52985 | 52993 | 52995 | 52991 | 52995 | 52996 | 53000 | 53000 |
7 | 53027 | 53023 | 52988 | 52990 | 52986 | 52987 | 52985 | 52990 | 52993 | 52988 | 52989 | 52992 | 52998 | 53012 | 52994 |
8 | 53015 | 53027 | 52975 | 53000 | 52999 | 52987 | 52988 | 52988 | 53002 | 52999 | 52999 | 52989 | 52998 | 53001 | 52994 |
9 | 52987 | 53011 | 52985 | 52986 | 52986 | 53000 | 52976 | 52986 | 52992 | 53006 | 52995 | 52998 | 52994 | 53009 | 53000 |
10 | 52986 | 53015 | 52977 | 53030 | 52989 | 52994 | 52996 | 52992 | 52992 | 52995 | 53009 | 52986 | 52997 | 53009 | 52994 |
11 | 53022 | 53009 | 52986 | 52987 | 52987 | 52989 | 52985 | 52985 | 52993 | 53006 | 52995 | 52994 | 52996 | 53010 | 52994 |
12 | 52986 | 52986 | 52985 | 53019 | 52985 | 52994 | 52985 | 52989 | 52993 | 52995 | 52995 | 52997 | 52995 | 53003 | 52995 |
13 | 52987 | 52987 | 52978 | 52989 | 52990 | 52995 | 52976 | 52980 | 52994 | 52995 | 52995 | 52990 | 52999 | 52991 | 52996 |
14 | 52985 | 52976 | 52986 | 52988 | 52991 | 52988 | 52985 | 52989 | 52992 | 52985 | 53008 | 52994 | 52996 | 52990 | 52994 |
15 | 53019 | 53012 | 52987 | 52991 | 52986 | 52990 | 52978 | 52988 | 52992 | 52996 | 52988 | 52990 | 52998 | 53011 | 52994 |
16 | 52989 | 53014 | 52986 | 52985 | 52987 | 52996 | 52986 | 52986 | 52994 | 52995 | 52995 | 52994 | 52994 | 53009 | 52995 |
17 | 52988 | 52985 | 52987 | 52986 | 52987 | 52988 | 52987 | 52993 | 52993 | 53007 | 52996 | 52995 | 52998 | 53012 | 52995 |
18 | 53019 | 53011 | 52988 | 52987 | 52989 | 52989 | 52992 | 52992 | 52993 | 53001 | 53008 | 52998 | 52996 | 53003 | 52993 |
19 | 53019 | 53014 | 52978 | 52986 | 52987 | 52994 | 52985 | 52985 | 52992 | 52995 | 52996 | 52990 | 52997 | 53002 | 52998 |
20 | 52985 | 53012 | 52977 | 52986 | 52988 | 52989 | 52986 | 52992 | 52993 | 52997 | 52997 | 52994 | 52997 | 53007 | 52999 |
21 | 53019 | 53013 | 52988 | 52986 | 52990 | 52994 | 52986 | 52989 | 52993 | 53007 | 52997 | 52990 | 52997 | 52995 | 52997 |
22 | 53021 | 53012 | 52976 | 52986 | 52991 | 52986 | 52985 | 52988 | 52993 | 52996 | 52993 | 52997 | 52996 | 52995 | 52997 |
23 | 52988 | 53015 | 52985 | 52986 | 52990 | 52975 | 52987 | 52987 | 52992 | 53005 | 53000 | 52987 | 52993 | 53007 | 52994 |
25 | 52985 | 53011 | 52988 | 52987 | 52986 | 52990 | 52985 | 52993 | 52992 | 53005 | 52996 | 52987 | 53000 | 53016 | 52999 |
30 | 53020 | 53014 | 52988 | 52986 | 52987 | 52985 | 52986 | 52987 | 52993 | 53005 | 52995 | 52994 | 52996 | 52994 | 52994 |
40 | 52986 | 53014 | 52976 | 52990 | 52987 | 52980 | 52986 | 52989 | 52992 | 52995 | 53000 | 52987 | 52999 | 53010 | 52994 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 52991 bytes | – | 100% |
1,000 | 52988 bytes | -3 bytes | 100% |
10,000 | 52984 bytes | -4 bytes | 100% |
100,000 | 52975 bytes | -9 bytes | 4.35% |
1,000,000 | 52975 bytes | – | 0.58% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 53123 bytes | +148 bytes (+0.28%) | +51 bytes |
1 | 53072 bytes | +97 bytes (+0.18%) | – |
2 | 53073 bytes | +98 bytes (+0.18%) | +1 byte |
3 | 53116 bytes | +141 bytes (+0.27%) | +44 bytes |
4 | 53121 bytes | +146 bytes (+0.28%) | +49 bytes |
5 | 53169 bytes | +194 bytes (+0.37%) | +97 bytes |
6 | 53213 bytes | +238 bytes (+0.45%) | +141 bytes |
7 | 53256 bytes | +281 bytes (+0.53%) | +184 bytes |
8 | 53266 bytes | +291 bytes (+0.55%) | +194 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 38929 bytes | -14046 bytes (-26.51%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 46474 bytes | -6501 bytes (-12.27%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 47442 bytes | -5533 bytes (-10.44%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 48954 bytes | -4021 bytes (-7.59%) |
LZMA2 (Wikipedia) | xz | xz -9 | 49980 bytes | -2995 bytes (-5.65%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 51309 bytes | -1666 bytes (-3.14%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 51539 bytes | -1436 bytes (-2.71%) |