gzip -6 (default) |
55872 bytes (54.6k)
|
local copy |
gzip -9 |
55819 bytes (54.5k)
|
local copy |
libdeflate -12 |
53176 bytes (51.9k)
|
local copy |
7zip -mx=9 -tgzip |
53152 bytes (51.9k)
|
local copy |
pigz -11 -n |
53089 bytes (51.8k)
|
local copy |
zultra |
53084 bytes (51.8k)
|
local copy |
kzip -s0 -rn -b1 |
53078 bytes (51.8k)
|
local copy |
Zopfli |
52983 bytes (51.7k)
|
local copy |
Zopfli (defluff) |
52978 bytes (51.7k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 1000000 | --i1000000 |
maximum blocks | 8 | --mb8 |
maximum length score | 64 | --mls64 |
block splitting recursion | 30 | --bsr30 |
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 |
---|---|---|---|
52983 bytes | -1 byte | zopfli --i1000000 --mls64 --bsr30 --lazy --ohh | March 9, 2022 @ 18:24 |
52984 bytes | -1 byte | zopfli --i100000 --mls64 --bsr30 --lazy --ohh | March 4, 2022 @ 18:27 |
52985 bytes | -6 bytes | zopfli --i100000 --mls128 --bsr9 --lazy --ohh | March 4, 2022 @ 11:13 |
52991 bytes | -2 bytes | zopfli --i10000 --mls128 --bsr9 --lazy --ohh | February 26, 2022 @ 03:17 |
52993 bytes | -4 bytes | zopfli --i10000 --mls8 --bsr11 --lazy --ohh | February 25, 2022 @ 07:33 |
52997 bytes | -1 byte | zopfli --i1000 --mls4 --bsr40 --lazy --ohh | February 24, 2022 @ 18:13 |
52998 bytes | -1 byte | zopfli --i1000 --mls4 --bsr16 --lazy --ohh | February 24, 2022 @ 17:49 |
52999 bytes | -1 byte | zopfli --i1000 --mls8 --bsr13 --lazy --ohh | February 24, 2022 @ 17:16 |
53000 bytes | – | zopfli --i100 --mls4 --bsr18 --lazy --ohh | February 24, 2022 @ 15:33 |
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 | 52995 | 52996 | 52996 | 52998 | 52998 | 52996 | 52998 | 52997 | 52997 | 52998 | 52996 | 52999 | 53008 | 53021 | 53013 |
4 | 52995 | 52994 | 52996 | 52998 | 53007 | 52999 | 52993 | 52994 | 53003 | 52997 | 53001 | 52999 | 53011 | 53017 | 53006 |
6 | 53030 | 52995 | 52994 | 52996 | 53005 | 52997 | 53004 | 52993 | 53001 | 53005 | 53001 | 53005 | 53007 | 53016 | 53007 |
7 | 53032 | 53039 | 52995 | 52996 | 52995 | 52993 | 52994 | 53001 | 53003 | 52999 | 52998 | 53001 | 53007 | 53020 | 53007 |
8 | 53024 | 53035 | 52985 | 52996 | 53007 | 53008 | 52994 | 52996 | 53012 | 53008 | 53008 | 52994 | 53006 | 53006 | 53004 |
9 | 52996 | 52992 | 52994 | 52994 | 52995 | 53009 | 52985 | 52994 | 53000 | 53015 | 53001 | 53008 | 53004 | 53017 | 53005 |
10 | 52994 | 52996 | 52993 | 53038 | 53006 | 53003 | 53004 | 53001 | 53003 | 53005 | 53018 | 52996 | 53007 | 53006 | 53002 |
11 | 52997 | 52985 | 52993 | 52995 | 52995 | 52995 | 52992 | 52994 | 53001 | 53016 | 53017 | 53004 | 53005 | 53018 | 53002 |
12 | 52995 | 52992 | 52994 | 52996 | 52994 | 53003 | 52985 | 52996 | 53001 | 53005 | 53007 | 53006 | 53002 | 53006 | 53006 |
13 | 52995 | 52992 | 52994 | 52997 | 52998 | 53005 | 52991 | 52993 | 53003 | 53005 | 53008 | 52997 | 53005 | 53004 | 53005 |
14 | 52993 | 52993 | 52994 | 52997 | 52999 | 52997 | 52985 | 52998 | 53003 | 52995 | 53017 | 53006 | 53007 | 53007 | 53003 |
15 | 53027 | 52992 | 52993 | 53000 | 52995 | 52998 | 52993 | 52996 | 53003 | 53006 | 52999 | 52998 | 53008 | 53020 | 53003 |
16 | 52997 | 52985 | 52992 | 52995 | 52995 | 53006 | 52993 | 52992 | 53002 | 53006 | 53001 | 53000 | 53004 | 53005 | 53005 |
17 | 52997 | 52985 | 52997 | 52997 | 52996 | 52997 | 52994 | 53001 | 53001 | 53016 | 53006 | 53004 | 53006 | 53004 | 53005 |
18 | 52996 | 52985 | 52997 | 52995 | 52998 | 52998 | 53003 | 53003 | 53001 | 53013 | 53017 | 53005 | 53003 | 53012 | 53002 |
19 | 53028 | 52992 | 52994 | 52995 | 52995 | 53004 | 52992 | 52994 | 53000 | 53005 | 53002 | 53004 | 53008 | 53011 | 53007 |
20 | 52995 | 52992 | 52993 | 52995 | 52996 | 52997 | 52985 | 53001 | 53001 | 53007 | 53017 | 53004 | 53009 | 53000 | 53007 |
21 | 53027 | 52992 | 52994 | 52996 | 52998 | 53004 | 52995 | 52996 | 53001 | 53016 | 53020 | 52998 | 53005 | 53005 | 53006 |
22 | 53032 | 52992 | 52985 | 52994 | 52999 | 52993 | 52985 | 52996 | 53001 | 53006 | 53002 | 52996 | 53004 | 53004 | 53007 |
23 | 52996 | 52994 | 52995 | 52995 | 52998 | 52985 | 52992 | 52995 | 53002 | 53006 | 53001 | 52996 | 53005 | 53006 | 53003 |
25 | 52994 | 52992 | 52997 | 52995 | 52995 | 52997 | 52992 | 53001 | 53001 | 53018 | 53002 | 53006 | 53007 | 53025 | 53007 |
30 | 52994 | 52994 | 52997 | 52995 | 52995 | 52983 | 52993 | 52995 | 53002 | 53015 | 53005 | 52996 | 53004 | 53003 | 53003 |
40 | 52994 | 52985 | 52993 | 52994 | 52996 | 52989 | 52993 | 52995 | 53001 | 53005 | 53003 | 52996 | 53008 | 53003 | 53005 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 53000 bytes | – | 100% |
1,000 | 52997 bytes | -3 bytes | 100% |
10,000 | 52991 bytes | -6 bytes | 100% |
100,000 | 52984 bytes | -7 bytes | 4.64% |
1,000,000 | 52983 bytes | -1 byte | 0.29% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 53135 bytes | +152 bytes (+0.29%) | +57 bytes |
1 | 53078 bytes | +95 bytes (+0.18%) | – |
2 | 53083 bytes | +100 bytes (+0.19%) | +5 bytes |
3 | 53112 bytes | +129 bytes (+0.24%) | +34 bytes |
4 | 53140 bytes | +157 bytes (+0.30%) | +62 bytes |
5 | 53183 bytes | +200 bytes (+0.38%) | +105 bytes |
6 | 53228 bytes | +245 bytes (+0.46%) | +150 bytes |
7 | 53265 bytes | +282 bytes (+0.53%) | +187 bytes |
8 | 53282 bytes | +299 bytes (+0.56%) | +204 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 38939 bytes | -14044 bytes (-26.51%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 46487 bytes | -6496 bytes (-12.26%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 47453 bytes | -5530 bytes (-10.44%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 48915 bytes | -4068 bytes (-7.68%) |
LZMA2 (Wikipedia) | xz | xz -9 | 49984 bytes | -2999 bytes (-5.66%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 51325 bytes | -1658 bytes (-3.13%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 51547 bytes | -1436 bytes (-2.71%) |